2024 Ram 3500 Cooling System Parts: OEM & Replacement (149 Parts)

Q: How many cooling system parts fit the 2024 Ram 3500?

Our catalog currently lists 149 cooling system parts for the 2024 Ram 3500 across 26 subcategories and 32 brands, covering both the 6.4L V8 and the 6.7L L6 DIESEL Turbocharged. Each part is matched to the engine(s) it fits.

Q: Do cooling system parts differ between 2024 Ram 3500 engines?

Some do. 21 parts fit every engine; the other 128 are engine-specific. Each row (and the filter at the top) shows which. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.

Q: What are the signs of cooling system problems on a 2024 Ram 3500?

Common symptoms include a rising temperature gauge in traffic, sweet-smelling steam, crusty deposits around hose clamps, or a heater that blows cold. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.

Q: What should I replace at the same time?

Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.

Q: What do the market flags (US, CA, MX) on each part mean?

They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2024 Ram 3500 was originally sold in the US, the safest choice is a part marked for the US market.

Q: How do I make sure a part fits my 2024 Ram 3500?

First match the engine — each row shows which engine(s) the part fits. Then replace coolant with the exact specification the manufacturer calls for — mixing chemistries can gel and block small passages. The notes column carries position and trim qualifiers where they apply.

The 2024 Ram 3500 has 149 cooling system parts with verified fitment on this page — 26 part types and 32 brands, covering both the 6.4L V8 and the 6.7L L6 DIESEL Turbocharged. Each part includes a manufacturer part number and application notes.

On the 2024 Ram 3500, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses. 42 parts of the 149 listed are Coolant / Antifreeze (16 parts), Radiator Fan Clutch (13 parts) and Temperature Sender / Sensor (13 parts). The other 23 part types cover the remaining 107 parts.

Coolant / Antifreeze

Compatible With All Colors

Brand	Part Number	Markets	Notes	Buy
PRESTONE Fits: all 2024 3500 engines	AF3055	🇺🇸 US 🇨🇦 CA	Prime YellowAll Vehicles Fitment notes — PRESTONE AF3055 Prime YellowAll VehiclesExtended Life55 GAL DrumConcentratePrime® Extended Life All Makes All Models	View on Amazon

Economy

Brand	Part Number	Markets	Notes	Buy
PEAK Fits: all 2024 3500 engines	BQA1GAL	🇺🇸 US 🇨🇦 CA	Blue Mountain Long LifeAll Vehicle Fitment notes — PEAK BQA1GAL Blue Mountain Long LifeAll Vehicle1 Gallon	View on Amazon
PRESTONE Fits: all 2024 3500 engines	AF3100	🇺🇸 US 🇨🇦 CA	Prime Yellow - All VehiclesExtended Life Fitment notes — PRESTONE AF3100 Prime Yellow - All VehiclesExtended Life1 Gallon	View on Amazon
VALVOLINE Fits: all 2024 3500 engines	719009	🇺🇸 US 🇨🇦 CA	Multi-Vehicle Yellow1 Gallon	View on Amazon

Heavy Duty

Brand	Part Number	Markets	Notes	Buy
VALVOLINE Popular Fits: all 2024 3500 engines	ZXG051	🇺🇸 US 🇨🇦 CA	G05 Yellow1 Gallon Fitment notes — VALVOLINE ZXG051 G05 Yellow1 GallonFully Formulated Heavy DutyHOAT	View on Amazon
PRESTONE Fits: all 2024 3500 engines	AFC12100	🇺🇸 US 🇨🇦 CA	Command Nitrite Free Extended Life CoolantYellow Nitrite Free OAT Fitment notes — PRESTONE AFC12100 Command Nitrite Free Extended Life CoolantYellow Nitrite Free OAT1 GAL Ready To Use 50/50 Heavy Duty & Mixed Fleet Nitrite Free Extended Life CoolantYellow Fluid Class 1 - 8	View on Amazon
VALVOLINE Fits: all 2024 3500 engines	846439	🇺🇸 US 🇨🇦 CA	HD Nitrite Free Extended Life Yellow1 Gallon Fitment notes — VALVOLINE 846439 HD Nitrite Free Extended Life Yellow1 GallonOAT	View on Amazon

Premium

Brand	Part Number	Markets	Notes	Buy
PRESTONE Popular Fits: all 2024 3500 engines	AF2100	🇺🇸 US 🇨🇦 CA	All Vehicles10yr/300k mi Fitment notes — PRESTONE AF2100 All Vehicles10yr/300k mi1 GallonExtended Life	View on Amazon
PEAK Fits: all 2024 3500 engines	PKP1GAL	🇺🇸 US 🇨🇦 CA	All Vehicles Antifreeze1 Gallon Fitment notes — PEAK PKP1GAL All Vehicles Antifreeze1 GallonPREMIUM1 GALLON10X MORE SCALE FIGHTING INHIBITORS10 YEAR/300K MILES	View on Amazon
PEAK Fits: all 2024 3500 engines	PXA1GAL	🇺🇸 US 🇨🇦 CA	Global Lifetime1 Gallon	View on Amazon
PRESTONE Fits: all 2024 3500 engines	AFMAX	🇺🇸 US 🇨🇦 CA	Max Universal1 Gallon Fitment notes — PRESTONE AFMAX Max Universal1 Gallon15 Year/350k Miles	View on Amazon

Standard Replacement

Brand	Part Number	Markets	Notes	Buy
VALVOLINE Popular Fits: all 2024 3500 engines	888374	🇺🇸 US 🇨🇦 CA	American Vehicle Orange1 Gallon Fitment notes — VALVOLINE 888374 American Vehicle Orange1 Gallon (Type: Prediluted)	View on Amazon
VALVOLINE Popular Fits: all 2024 3500 engines	ZXEL1	🇺🇸 US 🇨🇦 CA	Dex-Cool Orange1 Gallon Fitment notes — VALVOLINE ZXEL1 Dex-Cool Orange1 GallonOAT	View on Amazon
AISIN Fits: all 2024 3500 engines	ACD007	🇺🇸 US 🇨🇦 CA	PurpleOAT Fitment notes — AISIN ACD007 PurpleOAT (Type: Prediluted)	View on Amazon
PEAK Fits: all 2024 3500 engines	NAP1GAL	🇺🇸 US 🇨🇦 CA	OET North American Extended Life Purple1 Gallon	View on Amazon
VALVOLINE Fits: all 2024 3500 engines	877981	🇺🇸 US 🇨🇦 CA	G30 Purple1 Gallon Fitment notes — VALVOLINE 877981 G30 Purple1 GallonOAT (Type: Prediluted)	View on Amazon

This table covers the engine coolants and antifreeze formulations specified for this cooling system. Typical signs include a rising temperature gauge, rusty or sludged coolant, or a heater that blows cold. Use the chemistry named in the notes. Mixing silicate, OAT and HOAT formulas can gel in the radiator.

Coolant Hose / Pipe

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: 6.4L V8	68370509AB	🇺🇸 US 🇨🇦 CA	Fits OutletCrew Cab Wheelbase 2 Fitment notes — MOPAR 68370509AB Fits: OutletCrew Cab Wheelbase 2On Reservoiror OutletCrew Cab8' BoxOn Reservoiror OutletRegular Cab8 Foot BedOn Reservoiror Cab ChassisHeavy Duty HEMI MDS EngineOutletCrew Cab Wheelbase 4HD 4WDOn Reservoir<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineOutletCrew Cab Wheelbase 4On Reservoir<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineOutletRegular Cab Chassis Wheelbase 1HD 4WDOn Reservoir<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineOutletRegular Cab Chassis Wheelbase 1On Reservoir<10,000 LB GVW or: Cab ChassisOutletRegular Cab Chassis Wheelbase 2HD 4WDOn Reservoiror Cab ChassisOutletRegular Cab Chassis Wheelbase 2On Reservoiror OutletCrew Cab Wheelbase 2HD 4WDOn Reservoiror OutletCrew Cab8' BoxHD 4WDOn Reservoiror OutletMega CabHD 4WDOn Reservoiror OutletRegular Cab8 Foot BedHD 4WDOn Reservoir	View on Amazon
MOPAR Fits: 6.4L V8	68359826AD	🇺🇸 US 🇨🇦 CA	Fits VentCrew Cab Wheelbase 2 Fitment notes — MOPAR 68359826AD Fits: VentCrew Cab Wheelbase 2On Reservoiror VentCrew Cab8' BoxOn Reservoiror VentRegular Cab8 Foot BedOn Reservoiror Cab ChassisHeavy Duty HEMI MDS EngineVentCrew Cab Wheelbase 4HD 4WDOn Reservoir<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineVentCrew Cab Wheelbase 4On Reservoir<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineVentRegular Cab Chassis Wheelbase 1HD 4WDOn Reservoir<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineVentRegular Cab Chassis Wheelbase 1On Reservoir<10,000 LB GVW or: Cab ChassisVentRegular Cab Chassis Wheelbase 2HD 4WDOn Reservoiror Cab ChassisVentRegular Cab Chassis Wheelbase 2On Reservoiror VentCrew Cab Wheelbase 2HD 4WDOn Reservoiror VentCrew Cab8' BoxHD 4WDOn Reservoiror VentMega CabHD 4WDOn Reservoiror VentRegular Cab8 Foot BedHD 4WDOn Reservoir	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68370065AA	🇺🇸 US 🇨🇦 CA	Fits Cab ChassisCummins Engine Fitment notes — MOPAR 68370065AA Fits: Cab ChassisCummins EngineSupplyCrew Cab Wheelbase 4HD 4WDOn Reservoiror Cab ChassisCummins EngineSupplyCrew Cab Wheelbase 4On Reservoiror Cab ChassisCummins EngineSupplyRegular Cab Chassis Wheelbase 1HD 4WDOn Reservoiror Cab ChassisCummins EngineSupplyRegular Cab Chassis Wheelbase 1On Reservoiror Cab ChassisCummins EngineSupplyRegular Cab Chassis Wheelbase 2HD 4WDOn Reservoiror Cab ChassisCummins EngineSupplyRegular Cab Chassis Wheelbase 2On Reservoiror Cummins EngineCummins engine HO EngineSupplyCrew Cab Crew Cab8' BoxHD 4WDOn Reservoiror Cummins EngineCummins engine HO EngineSupplyCrew Cab Wheelbase 2HD 4WDOn Reservoiror Cummins EngineCummins engine HO EngineSupplyMega CabHD 4WDOn Reservoiror Cummins EngineCummins engine HO EngineSupplyRegular Cab8 Foot BedOn Reservoiror Cummins engine HO EngineCummins EngineSupplyCrew Cab Crew Cab8' BoxOn Reservoiror Cummins engine HO Engin	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68359813AA	🇺🇸 US 🇨🇦 CA	Fits Cab ChassisCummins Engine Fitment notes — MOPAR 68359813AA Fits: Cab ChassisCummins EngineVentCrew Cab Wheelbase 4HD 4WDOn Reservoiror Cab ChassisCummins EngineVentCrew Cab Wheelbase 4On Reservoiror Cab ChassisCummins EngineVentRegular Cab Chassis Wheelbase 1HD 4WDOn Reservoiror Cab ChassisCummins EngineVentRegular Cab Chassis Wheelbase 1On Reservoiror Cab ChassisCummins EngineVentRegular Cab Chassis Wheelbase 2HD 4WDOn Reservoiror Cab ChassisCummins EngineVentRegular Cab Chassis Wheelbase 2On Reservoiror Cummins EngineCummins engine HO EngineVentRegular Cab8 Foot BedHD 4WDOn Reservoiror Cummins engine HO EngineCummins EngineVentCrew Cab Wheelbase 2HD 4WDOn Reservoiror Cummins engine HO EngineCummins EngineVentCrew Cab Wheelbase 2On Reservoiror Cummins engine HO EngineCummins EngineVentMega CabHD 4WDOn Reservoiror Cummins engine HO EngineCummins EngineVentCrew Cab Crew Cab8' BoxHD 4WDOn Reservoiror Cummins engine HO EngineCummins Engine	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68359812AA	🇺🇸 US 🇨🇦 CA	Fits Cab ChassisCummins Engine Fitment notes — MOPAR 68359812AA Fits: Cab ChassisCummins EngineReturnCrew Cab Wheelbase 4HD 4WDOn Reservoiror Cab ChassisCummins EngineReturnCrew Cab Wheelbase 4On Reservoiror Cab ChassisCummins EngineReturnRegular Cab Chassis Wheelbase 1HD 4WDOn Reservoiror Cab ChassisCummins EngineReturnRegular Cab Chassis Wheelbase 1On Reservoiror Cab ChassisCummins EngineReturnRegular Cab Chassis Wheelbase 2HD 4WDOn Reservoiror Cab ChassisCummins EngineReturnRegular Cab Chassis Wheelbase 2On Reservoiror Cummins Engine or Cummins engine HO EngineReturnCrew Cab Wheelbase 2HD 4WDOn Reservoiror Cummins Engine or Cummins engine HO EngineReturnCrew Cab Wheelbase 2On Reservoiror Cummins Engine or Cummins engine HO EngineReturnCrew Cab8' BoxHD 4WDOn Reservoiror Cummins Engine or Cummins engine HO EngineReturnCrew Cab8' BoxOn Reservoiror Cummins Engine or Cummins engine HO EngineReturnRegular Cab8 Foot BedOn Reservoiror Cummins engine HO EngineC	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68359830AD	🇺🇸 US 🇨🇦 CA	Fits Cummins EngineVent Fitment notes — MOPAR 68359830AD Fits: Cummins EngineVentCrew Cab Wheelbase 26 Speed Automatic 68RFE TransmissionOn Reservoiror Cummins EngineVentCrew Cab8' Box6 Speed Automatic 68RFE TransmissionOn Reservoiror Cummins EngineVentRegular Cab8 Foot Bed6 Speed Automatic 68RFE TransmissionOn Reservoiror Cab ChassisCummins EngineVentCrew Cab Wheelbase 46 Speed Auto Aisin AS69RC HD TransHD 4WDOn Reservoiror Cab ChassisCummins EngineVentCrew Cab Wheelbase 46 Speed Auto Aisin AS69RC HD TransOn Reservoiror Cab ChassisCummins EngineVentRegular Cab Chassis Wheelbase 16 Speed Auto Aisin AS69RC HD TransHD 4WDOn Reservoiror Cab ChassisCummins EngineVentRegular Cab Chassis Wheelbase 16 Speed Auto Aisin AS69RC HD TransOn Reservoiror Cab ChassisCummins EngineVentRegular Cab Chassis Wheelbase 26 Speed Auto Aisin AS69RC HD TransHD 4WDOn Reservoiror Cab ChassisCummins EngineVentRegular Cab Chassis Wheelbase 26 Speed Auto Aisin AS69RC HD TransOn R	View on Amazon

This table covers the hard pipes and extra hoses in the coolant circuit.

Coolant Hose / Pipe Seal

Brand	Part Number	Markets	Notes	Buy
ELRING Fits: 6.7L L6 DIESEL Turbocharged	106320	🇺🇸 US 🇨🇦 CA	Material: EPDM ethylene propylene diene Monomer (M-class) rubber Fitment notes — ELRING 106320 Material: EPDM ethylene propylene diene Monomer (M-class) rubber Fits: 4WDStandard Cab PickupBig HornBody code: D2Coolant Pip or: RWDStandard Cab PickupBig HornBody code: D2Engine Code ETMCoolant Pipe	View on Amazon
ELRING Fits: 6.7L L6 DIESEL Turbocharged	B63030	🇺🇸 US 🇨🇦 CA	Fits 4WDStandard Cab Pickup Fitment notes — ELRING B63030 Fits: 4WDStandard Cab PickupBig HornBody code: D2Coolant Pip or: RWDStandard Cab PickupBig HornBody code: D2Engine Code ETMCoolant Pipe	View on Amazon

This table covers the seals at the Coolant Hose / Pipe. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.

Coolant Hose Connector / Flange Seal

Brand	Part Number	Markets	Notes	Buy
ELRING Fits: 6.7L L6 DIESEL Turbocharged	109260	🇺🇸 US 🇨🇦 CA	Fits 4WDStandard Cab Pickup Fitment notes — ELRING 109260 Fits: 4WDStandard Cab PickupBig HornBody code: D2Inlet Flange Sealor RWDStandard Cab PickupBig HornBody code: D2Engine Code ETMInlet Flange Seal	View on Amazon

This table covers the seals at the Coolant Hose Connector / Flange. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.

Coolant Level Sensor

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68489744AA	🇺🇸 US 🇨🇦 CA	Fits Cab ChassisCummins Engine Fitment notes — MOPAR 68489744AA Fits: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 1HD 4WD or: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisCummins EngineCrew Cab Wheelbase 4HD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Crew Cab8' Boxor Cummins engine HO EngineCummins EngineCrew Cab Wheelbase 2or Cummins engine HO EngineCummins EngineRegular Cab, 8 Foot BedHD 4WD or: Cummins EngineCummins engine HO EngineCrew Cab Crew Cab8' BoxHD 4WD or: Cummins EngineCummins engine HO EngineCrew Cab Wheelbase 2HD 4WD or: Cummins EngineCummins engine HO EngineMega CabHD 4WD	View on Amazon
STANDARD MOTOR PRODUCTS Fits: 6.7L L6 DIESEL Turbocharged	FLS346	🇺🇸 US 🇨🇦 CA		View on Amazon

This table covers the Coolant Level sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors.

Coolant Reservoir

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: 6.4L V8	68184910AE	🇺🇸 US 🇨🇦 CA	Fits Mega CabHD 4WD Fitment notes — MOPAR 68184910AE Fits: Mega CabHD 4WD or: Regular Cab8 Foot BedHD 4WD or: Crew Cab8' BoxHD 4WD or: Cab ChassisRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1HD 4WD<10,000 LB GVW or: Crew Cab Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4HD 4WD<10,000 LB GVW	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68370066AC	🇺🇸 US 🇨🇦 CA	Fits Cab ChassisCummins Engine Fitment notes — MOPAR 68370066AC Fits: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 1HD 4WD or: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisCummins EngineCrew Cab Wheelbase 4HD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Wheelbase 2HD 4WD or: Cummins EngineCummins engine HO EngineCrew Cab Crew Cab8' BoxHD 4WD or: Cummins engine HO EngineCummins EngineMega CabHD 4WD or: Cummins EngineCummins engine HO EngineRegular Cab8 Foot BedHD 4WD	View on Amazon
TECHPRO Fits: 6.4L V8	CH3014187	🇺🇸 US 🇨🇦 CA		View on Amazon
TECHPRO Fits: 6.4L V8	CH3014188	🇺🇸 US 🇨🇦 CA	Includes Cap	View on Amazon
TECHPRO Fits: 6.7L L6 DIESEL Turbocharged	CH3014186	🇺🇸 US 🇨🇦 CA	Includes Cap	View on Amazon
TECHPRO Fits: 6.7L L6 DIESEL Turbocharged	CH3014185	🇺🇸 US 🇨🇦 CA		View on Amazon

This table covers the overflow / expansion tanks that hold extra coolant.

Coolant Reservoir Cap

Brand	Part Number	Markets	Notes	Buy
CALORSTAT Fits: all 2024 3500 engines	RC0144	🇺🇸 US 🇨🇦 CA	Maximum Pressure Rating: 20.0 PS	View on Amazon
MOTORAD Fits: all 2024 3500 engines	T73	🇺🇸 US 🇨🇦 CA	Standard Fitment notes — MOTORAD T73 Standard Relief Pressure 21 lbs	View on Amazon

This table covers the caps on the overflow / expansion tank. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable.

Hose Clamp

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: 6.4L V8	6506848AA	🇺🇸 US 🇨🇦 CA	Fits Cab ChassisHeater Hose Fitment notes — MOPAR 6506848AA Fits: Cab ChassisHeater HoseRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineHeater HoseCrew Cab Wheelbase 4<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineHeater HoseCrew Cab Wheelbase 4HD 4WD<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineHeater HoseRegular Cab Chassis Wheelbase 1<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineHeater HoseRegular Cab Chassis Wheelbase 1HD 4WD<10,000 LB GVW	View on Amazon
MOPAR Fits: 6.4L V8	6512744AA	🇺🇸 US 🇨🇦 CA	Fits Mega CabHD 4WD Fitment notes — MOPAR 6512744AA Fits: Mega CabHD 4WD or: Regular Cab8 Foot BedHD 4WD or: Crew Cab8' BoxHD 4WD or: Cab ChassisRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1HD 4WD<10,000 LB GVW or: Crew Cab Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4HD 4WD<10,000 LB GVW	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68211466AA	🇺🇸 US 🇨🇦 CA	Fits Cab ChassisCummins Engine Fitment notes — MOPAR 68211466AA Fits: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 1HD 4WD or: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisCummins EngineCrew Cab Wheelbase 4HD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Crew Cab8' BoxHD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Wheelbase 2or Cummins EngineCummins engine HO EngineCrew Cab Wheelbase 2HD 4WD or: Cummins engine HO EngineCummins EngineMega CabHD 4WD or: Cummins engine HO EngineRegular Cab8 Foot BedHD 4WD	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	55056718AA	🇺🇸 US 🇨🇦 CA	Fits Cab ChassisCummins Engine Fitment notes — MOPAR 55056718AA Fits: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 1HD 4WD or: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisCummins EngineCrew Cab Wheelbase 4HD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Crew Cab8' Boxor Cummins EngineCummins engine HO EngineCrew Cab Crew Cab8' BoxHD 4WD or: Cummins EngineCummins engine HO EngineMega CabHD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Wheelbase 2HD 4WD or: Cummins EngineCummins engine HO EngineCrew Cab Wheelbase 2or Cummins EngineCummins engine HO EngineRegular Cab8 Foot Bedor Cummins engine HO EngineRegular Cab8 Foot BedHD 4WD	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68359595AA	🇺🇸 US 🇨🇦 CA	Fits Cummins Engine., Inline High Output Cummins Engine.Mega Cab Fitment notes — MOPAR 68359595AA Fits: Cummins Engine., Inline High Output Cummins Engine.Mega CabHD 4WD or: Inline High Output Cummins Engine., Cummins Engine.Regular Cab8 Foot BedHD 4WD or: Cab ChassisInline Cummins Engine.Regular Cab Chassis Wheelbase 1HD 4WD or: Cab ChassisInline Cummins Engine.Regular Cab Chassis Wheelbase 2HD 4WD or: Inline High Output Cummins Engine., Cummins Engine.Crew Cab Crew Cab8' BoxHD 4WD or: Cab ChassisInline Cummins Engine.Crew Cab Wheelbase 4HD 4WD or: Inline High Output Cummins Engine., Cummins Engine.Crew Cab Wheelbase 2HD 4WD or: Cummins Engine., Inline High Output Cummins Engine.Crew Cab Wheelbase 2	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68359595AC	🇺🇸 US 🇨🇦 CA	Fits Cab ChassisCummins Engine Fitment notes — MOPAR 68359595AC Fits: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 1HD 4WD or: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisCummins EngineCrew Cab Wheelbase 4HD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Wheelbase 2HD 4WD or: Cummins engine HO EngineCummins EngineMega CabHD 4WD or: Cummins EngineCummins engine HO EngineCrew Cab Crew Cab8' Boxor Cummins EngineCummins engine HO EngineCrew Cab Wheelbase 2or Cummins engine HO EngineCummins EngineCrew Cab Crew Cab8' BoxHD 4WD or: Cummins EngineCummins engine HO EngineRegular Cab8 Foot BedHD 4WD	View on Amazon

This table covers the Hose clamps.

Intercooler

Brand	Part Number	Markets	Notes	Buy
TYC Popular Fits: 6.7L L6 DIESEL Turbocharged	18132	🇺🇸 US 🇨🇦 CA	DIESEL	View on Amazon
CSF Fits: 6.7L L6 DIESEL Turbocharged	6101	🇺🇸 US 🇨🇦 CA		View on Amazon
GPD Fits: 6.7L L6 DIESEL Turbocharged	2711410	🇺🇸 US 🇨🇦 CA		View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68534238AB	🇺🇸 US 🇨🇦 CA	Fits Cab ChassisCummins Engine Fitment notes — MOPAR 68534238AB Fits: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 1HD 4WD or: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisCummins EngineCrew Cab Wheelbase 4HD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Wheelbase 2HD 4WD or: Cummins engine HO EngineCummins EngineMega CabHD 4WD or: Cummins EngineCummins engine HO EngineCrew Cab Crew Cab8' Boxor Cummins EngineCummins engine HO EngineCrew Cab Wheelbase 2or Cummins engine HO EngineCummins EngineCrew Cab Crew Cab8' BoxHD 4WD or: Cummins engine HO EngineRegular Cab8 Foot BedHD 4WD	View on Amazon
TECHPRO Fits: 6.7L L6 DIESEL Turbocharged	CH3012114	🇺🇸 US 🇨🇦 CA		View on Amazon

This table covers the intercoolers that cool turbo or supercharger charge air.

Intercooler Air Hose / Pipe

Brand	Part Number	Markets	Notes	Buy
DORMAN Fits: 6.7L L6 DIESEL Turbocharged	667031	🇺🇸 US 🇨🇦 CA	Intercooler to Engine (Cold Side)	View on Amazon
DORMAN Fits: 6.7L L6 DIESEL Turbocharged	667030	🇺🇸 US 🇨🇦 CA	Turbocharger To Intercooler (Hot Side)	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68357482AB	🇺🇸 US 🇨🇦 CA	Charge Air Cooler DuctInlet Fitment notes — MOPAR 68357482AB Charge Air Cooler DuctInlet Fits: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 1HD 4WD or: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisCummins EngineCrew Cab Wheelbase 4HD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Wheelbase 2or Cummins EngineCummins engine HO EngineCrew Cab Wheelbase 2HD 4WD or: Cummins engine HO EngineCummins EngineMega CabHD 4WD or: Cummins EngineCummins engine HO EngineCrew Cab Crew Cab8' Boxor Cummins engine HO EngineCummins EngineCrew Cab Crew Cab8' BoxHD 4WD or: Cummins engine HO EngineRegular Cab8 Foot BedHD 4WD	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68417829AC	🇺🇸 US 🇨🇦 CA	Charge Air Cooler DuctOutlet Fitment notes — MOPAR 68417829AC Charge Air Cooler DuctOutlet Fits: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 1HD 4WD or: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisCummins EngineCrew Cab Wheelbase 4HD 4WD or: Cummins EngineCummins engine HO EngineMega CabHD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Wheelbase 2HD 4WD or: Cummins EngineCummins engine HO EngineCrew Cab Crew Cab8' Boxor Cummins EngineCummins engine HO EngineCrew Cab Wheelbase 2or Cummins engine HO EngineCummins EngineCrew Cab Crew Cab8' BoxHD 4WD or: Cummins engine HO EngineRegular Cab8 Foot BedHD 4WD	View on Amazon

This table covers the Intercooler Air Hose pipes.

Intercooler Seal

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68322667AD	🇺🇸 US 🇨🇦 CA	Charge Air Cooler Seal Fitment notes — MOPAR 68322667AD Charge Air Cooler Seal Fits: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 1HD 4WD or: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisCummins EngineCrew Cab Wheelbase 4HD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Crew Cab8' BoxHD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Wheelbase 2HD 4WD or: Cummins engine HO EngineCummins EngineRegular Cab, 8 Foot BedHD 4WD or: Cummins EngineCummins engine HO EngineMega CabHD 4WD or: Cummins EngineCummins engine HO EngineRegular Cab, 8 Foot Bed	View on Amazon

This table covers the seals at the Intercooler. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.

Radiator

Economy

Brand	Part Number	Markets	Notes	Buy
GPD Fits: 6.4L V8	13895C	🇺🇸 US 🇨🇦 CA		View on Amazon
GPD Fits: 6.7L L6 DIESEL Turbocharged	13871C	🇺🇸 US 🇨🇦 CA	without High Output Engine33-3/8" Core	View on Amazon

Standard Replacement

Brand	Part Number	Markets	Notes	Buy
CSF Popular Fits: 6.4L V8	3936	🇺🇸 US 🇨🇦 CA	Upgraded Core. 11% Thicker 30mm vs OEM 27mm	View on Amazon
CSF Popular Fits: 6.7L L6 DIESEL Turbocharged	3944	🇺🇸 US 🇨🇦 CA	Upgraded Core. 17% Thicker 2 Row 42mm core vs OEM 1 Row 36mm coreUpgraded 16% Stronger Core Fitment notes — CSF 3944 Upgraded Core. 17% Thicker 2 Row 42mm core vs OEM 1 Row 36mm coreUpgraded 16% Stronger Core without High Output EngineOE 36mm VS CSF 42mm	View on Amazon
KOYORAD Popular Fits: all 2024 3500 engines	A13871	🇺🇸 US 🇨🇦 CA	without HIGH OUTPUT Fitment notes — KOYORAD A13871 without HIGH OUTPUT OE 27mm Core	View on Amazon
CSF Fits: 6.7L L6 DIESEL Turbocharged	3937	🇺🇸 US 🇨🇦 CA	Upgraded Core. 17% Thicker 2 Row 42mm core vs OEM 1 Row 36mm coreUpgraded 16% Stronger Core Fitment notes — CSF 3937 Upgraded Core. 17% Thicker 2 Row 42mm core vs OEM 1 Row 36mm coreUpgraded 16% Stronger Core with High Output EngineOE 36mm VS CSF 42mm	View on Amazon
KOYORAD Fits: 6.7L L6 DIESEL Turbocharged	A13895	🇺🇸 US 🇨🇦 CA	HIGH OUTPUT	View on Amazon
OSC Fits: 6.4L V8	13895	🇺🇸 US 🇨🇦 CA	39-5/16" Core	View on Amazon
SPECTRA PREMIUM Fits: 6.7L L6 DIESEL Turbocharged	CU13871	🇺🇸 US 🇨🇦 CA		View on Amazon
TYC Fits: 6.4L V8	13895	🇺🇸 US 🇨🇦 CA	Crew Cab Pickup or Extended Crew Cab Pickup or Standard Cab Pickup	View on Amazon
TYC Fits: 6.7L L6 DIESEL Turbocharged	13871	🇺🇸 US 🇨🇦 CA	Crew Cab Pickup or Extended Crew Cab Pickup or Standard Cab Pickupwithout High Output Engine	View on Amazon
UAC Fits: 6.7L L6 DIESEL Turbocharged	RA13871C	🇺🇸 US 🇨🇦 CA	Big Horn or Laramie or Limited or Limited Longhorn or SLT Model or Tradesman	View on Amazon

This table covers the radiators that dump engine heat to airflow through the core. Typical signs include overheating in traffic, a wet core, or coolant that disappears with no puddle. Replace the cap if it cannot hold the rated pressure, and bleed the system after the swap.

Radiator Fan Assembly

Economy

Brand	Part Number	Markets	Notes	Buy
TECHPRO Fits: 6.4L V8	CH3115198	🇺🇸 US 🇨🇦 CA		View on Amazon

Standard Replacement

Brand	Part Number	Markets	Notes	Buy
UAC Fits: 6.4L V8	FA50972C	🇺🇸 US 🇨🇦 CA	Big Horn or Laramie or Limited or Limited Longhorn or SLT Model or Tradesman	View on Amazon

This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator.

Radiator Fan Blade

Brand	Part Number	Markets	Notes	Buy
DORMAN Fits: 6.4L V8	620057	🇺🇸 US 🇨🇦 CA		View on Amazon
GPD Fits: 6.4L V8	2812305	🇺🇸 US 🇨🇦 CA	Fan Blades Only	View on Amazon
MOPAR Fits: 6.4L V8	55056947AA	🇺🇸 US 🇨🇦 CA	Fits Mega CabHD 4WD Fitment notes — MOPAR 55056947AA Fits: Mega CabHD 4WD or: Regular Cab8 Foot BedHD 4WD or: Crew Cab8' BoxHD 4WD or: Cab ChassisRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1HD 4WD<10,000 LB GVW or: Crew Cab Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4HD 4WD<10,000 LB GVW	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68359841AB	🇺🇸 US 🇨🇦 CA	Fits Cab ChassisCummins Engine Fitment notes — MOPAR 68359841AB Fits: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 1HD 4WD or: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisCummins EngineCrew Cab Wheelbase 4HD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Wheelbase 2or Cummins EngineCummins engine HO EngineCrew Cab Crew Cab8' BoxHD 4WD or: Cummins EngineCummins engine HO EngineCrew Cab Wheelbase 2HD 4WD or: Cummins engine HO EngineCummins EngineMega CabHD 4WD or: Cummins EngineCummins engine HO EngineRegular Cab8 Foot BedHD 4WD	View on Amazon
SKP Fits: 6.4L V8	SK959911	🇺🇸 US 🇨🇦 CA		View on Amazon

This table covers the Radiator Fan blades. Typical signs include chatter, streaks, or a skip at the top of the stroke. Confirm left and right lengths in the notes — they are often different.

Radiator Fan Clutch

Brand	Part Number	Markets	Notes	Buy
FOUR SEASONS Popular Fits: 6.7L L6 DIESEL Turbocharged	46155	🇺🇸 US 🇨🇦 CA	Electronic Fitment notes — FOUR SEASONS 46155 Electronic Counter Clockwise	View on Amazon
HAYDEN Popular Fits: 6.4L V8	2962	🇺🇸 US 🇨🇦 CA	ThermalHeavy Duty Fitment notes — HAYDEN 2962 ThermalHeavy Duty Standard Rotation	View on Amazon
HAYDEN Popular Fits: 6.7L L6 DIESEL Turbocharged	3400	🇺🇸 US 🇨🇦 CA	Electronic Fitment notes — HAYDEN 3400 Electronic Counter Clockwise	View on Amazon
US MOTOR WORKS Popular Fits: 6.4L V8	22035	🇺🇸 US 🇨🇦 CA	Thermal	View on Amazon
FOUR SEASONS Fits: 6.4L V8	46111	🇺🇸 US 🇨🇦 CA	Heavy Duty Thermal Fitment notes — FOUR SEASONS 46111 Heavy Duty Thermal Standard Rotation	View on Amazon
FVP Fits: 6.7L L6 DIESEL Turbocharged	9202690	🇺🇸 US 🇨🇦 CA		View on Amazon
GMB Fits: 6.4L V8	9202500	🇺🇸 US 🇨🇦 CA	Severe Duty	View on Amazon
GMB Fits: 6.7L L6 DIESEL Turbocharged	9202690	🇺🇸 US 🇨🇦 CA		View on Amazon
GPD Fits: 6.4L V8	2911381	🇺🇸 US 🇨🇦 CA		View on Amazon
MOPAR Fits: 6.4L V8	68194962AA	🇺🇸 US 🇨🇦 CA	Fits Mega CabHD 4WD Fitment notes — MOPAR 68194962AA Fits: Mega CabHD 4WD or: Regular Cab8 Foot BedHD 4WD or: Crew Cab8' BoxHD 4WD or: Cab ChassisRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1HD 4WD<10,000 LB GVW or: Crew Cab Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4HD 4WD<10,000 LB GVW	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68359842AD	🇺🇸 US 🇨🇦 CA	Fits Cab ChassisCummins Engine Fitment notes — MOPAR 68359842AD Fits: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 1HD 4WD or: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisCummins EngineCrew Cab Wheelbase 4HD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Crew Cab8' BoxHD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Wheelbase 2HD 4WD or: Cummins engine HO EngineCummins EngineMega CabHD 4WD or: Cummins EngineCummins engine HO EngineCrew Cab Wheelbase 2or Cummins EngineCummins engine HO EngineRegular Cab8 Foot BedHD 4WD	View on Amazon
SKP Fits: 6.4L V8	SK46111	🇺🇸 US 🇨🇦 CA	Heavy Duty Thermal Fitment notes — SKP SK46111 Heavy Duty Thermal Standard Rotation	View on Amazon
US MOTOR WORKS Fits: 6.7L L6 DIESEL Turbocharged	22354	🇺🇸 US 🇨🇦 CA		View on Amazon

This table covers the Radiator Fan clutches. Typical signs include slip at highway speed, chatter on takeoff, or a pedal that stays low. Resurface or replace the flywheel with the clutch — a heat-checked flywheel wastes the new disc.

Radiator Fan Clutch Bearing Bracket

Brand	Part Number	Markets	Notes	Buy
GATES Fits: 6.7L L6 DIESEL Turbocharged	FB1022	🇺🇸 US 🇨🇦 CA	Fan Pulley Bracket	View on Amazon

This table covers the brackets that mount the Radiator Fan Clutch Bearing. Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners.

Radiator Fan Shroud

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: 6.4L V8	68194960AC	🇺🇸 US 🇨🇦 CA	Fits Mega CabHD 4WD Fitment notes — MOPAR 68194960AC Fits: Mega CabHD 4WD or: Regular Cab8 Foot BedHD 4WD or: Crew Cab8' BoxHD 4WD or: Cab ChassisRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1HD 4WD<10,000 LB GVW or: Crew Cab Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4HD 4WD<10,000 LB GVW	View on Amazon
MOPAR Fits: 6.4L V8	68359839AB	🇺🇸 US 🇨🇦 CA	Fits Mega CabHD 4WD Fitment notes — MOPAR 68359839AB Fits: Mega CabHD 4WD or: Regular Cab8 Foot BedHD 4WD or: Crew Cab8' BoxHD 4WD or: Cab ChassisRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1HD 4WD<10,000 LB GVW or: Crew Cab Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4HD 4WD<10,000 LB GVW	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68359840AA	🇺🇸 US 🇨🇦 CA	Fits Cab ChassisCummins Engine Fitment notes — MOPAR 68359840AA Fits: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 1HD 4WD or: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisCummins EngineCrew Cab Wheelbase 4HD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Crew Cab8' BoxHD 4WD or: Cummins EngineCummins engine HO EngineMega CabHD 4WD or: Cummins engine HO EngineCummins EngineCrew Cab Wheelbase 2HD 4WD or: Cummins EngineCummins engine HO EngineCrew Cab Wheelbase 2or Cummins EngineCummins engine HO EngineRegular Cab8 Foot Bedor Cummins engine HO EngineRegular Cab8 Foot BedHD 4WD	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68322504AB	🇺🇸 US 🇨🇦 CA	Fits Cummins EngineRegular Cab Fitment notes — MOPAR 68322504AB Fits: Cummins EngineRegular Cab8 Foot BedHD 4WD or: Cummins EngineMega CabHD 4WD or: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 1HD 4WD or: Cab ChassisCummins EngineRegular Cab Chassis Wheelbase 2HD 4WD or: Cummins EngineCrew Cab Crew Cab8' BoxHD 4WD or: Cummins EngineCrew Cab Wheelbase 2HD 4WD or: Cab ChassisCummins EngineCrew Cab Wheelbase 4HD 4WD	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68322505AB	🇺🇸 US 🇨🇦 CA	Fits Cummins engine HO EngineCrew Cab Fitment notes — MOPAR 68322505AB Fits: Cummins engine HO EngineCrew Cab8' BoxHD 4WD or: Cummins engine HO EngineRegular Cab, 8 Foot BedHD 4WD or: Cummins engine HO EngineMega CabHD 4WD or: Cummins engine HO EngineCrew Cab Wheelbase 2HD 4WD	View on Amazon

This table covers the shrouds that duct air through the fan and radiator.

Radiator Hose

Brand	Part Number	Markets	Notes	Buy
GATES Fits: 6.4L V8	52106	🇺🇸 US 🇨🇦 CA	Molded Fitment notes — GATES 52106 Molded Lower	View on Amazon
GATES Fits: 6.4L V8	52108	🇺🇸 US 🇨🇦 CA	Molded Fitment notes — GATES 52108 Molded UpperConnector To EngineOE Adapter Required	View on Amazon
GATES Fits: 6.4L V8	52107	🇺🇸 US 🇨🇦 CA	Molded Fitment notes — GATES 52107 Molded UpperConnector To RadiatorOE Adapter Required	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68359638AB	🇺🇸 US 🇨🇦 CA	Fits Cummins EngineOutlet Fitment notes — MOPAR 68359638AB Fits: Cummins EngineOutletCrew Cab Wheelbase 26 Speed Automatic 68RFE TransmissionHD 4WD or: Cummins EngineOutletCrew Cab8' Box6 Speed Automatic 68RFE TransmissionHD 4WD or: Cummins EngineOutletRegular Cab8 Foot Bed6 Speed Automatic 68RFE TransmissionHD 4WD or: Cab ChassisCummins EngineOutletCrew Cab Wheelbase 46 Speed Auto Aisin AS69RC HD TransHD 4WD or: Cab ChassisCummins EngineOutletRegular Cab Chassis Wheelbase 16 Speed Auto Aisin AS69RC HD TransHD 4WD or: Cab ChassisCummins EngineOutletRegular Cab Chassis Wheelbase 26 Speed Auto Aisin AS69RC HD TransHD 4WD or: Cummins EngineOutletMega Cab6 Speed Automatic 68RFE TransmissionHD 4WD	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68359600AE	🇺🇸 US 🇨🇦 CA	Fits Cummins engine HO EngineInlet Fitment notes — MOPAR 68359600AE Fits: Cummins engine HO EngineInletCrew Cab Wheelbase 26 Speed Auto Aisin AS69RC HD TransHD 4WD or: Cummins engine HO EngineInletCrew Cab8' Box6 Speed Auto Aisin AS69RC HD TransHD 4WD or: Cummins engine HO EngineInletMega Cab6 Speed Auto Aisin AS69RC HD TransHD 4WD or: Cummins engine HO EngineInletRegular Cab8 Foot Bed6 Speed Auto Aisin AS69RC HD TransHD 4WD	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68359598AE	🇺🇸 US 🇨🇦 CA	Fits Cummins EngineInlet Fitment notes — MOPAR 68359598AE Fits: Cummins EngineInletCrew Cab Wheelbase 26 Speed Automatic 68RFE TransmissionHD 4WD or: Cummins EngineInletCrew Cab8' Box6 Speed Automatic 68RFE TransmissionHD 4WD or: Cummins EngineInletRegular Cab8 Foot Bed6 Speed Automatic 68RFE TransmissionHD 4WD or: Cab ChassisCummins EngineInletCrew Cab Wheelbase 46 Speed Auto Aisin AS69RC HD TransHD 4WD or: Cab ChassisCummins EngineInletRegular Cab Chassis Wheelbase 16 Speed Auto Aisin AS69RC HD TransHD 4WD or: Cab ChassisCummins EngineInletRegular Cab Chassis Wheelbase 26 Speed Auto Aisin AS69RC HD TransHD 4WD or: Cummins EngineInletMega Cab6 Speed Automatic 68RFE TransmissionHD 4WD	View on Amazon

This table covers the upper, lower and connecting hoses between radiator, engine and reservoir. Typical signs include swelling, cracks, a soft spot, or a leak at a clamp. Replace adjacent aged hoses while the system is drained — they share the same heat cycle.

Radiator Seal

Brand	Part Number	Markets	Notes	Buy
MOPAR Popular Fits: 6.7L L6 DIESEL Turbocharged	68359303AB	🇺🇸 US 🇨🇦 CA	Fits FrontCUMMINS ENGINE Fitment notes — MOPAR 68359303AB Fits: FrontCUMMINS ENGINEMega CabHD 4WD or: FrontCUMMINS ENGINERegular Cab8 Foot BedHD 4WD or: FrontCab ChassisCummins EngineCrew Cab Wheelbase 4HD 4WD or: FrontCummins EngineCrew Cab Crew Cab8' BoxHD 4WD or: FrontCummins EngineCrew Cab Wheelbase 2HD 4WD or: FrontCab ChassisCummins EngineRegular Cab Chassis Wheelbase 1HD 4WD or: FrontCab ChassisCummins EngineRegular Cab Chassis Wheelbase 2HD 4WD	View on Amazon
MOPAR Popular Fits: all 2024 3500 engines	68362572AB	🇺🇸 US 🇨🇦 CA	Fits FrontCUMMINS ENGINE Fitment notes — MOPAR 68362572AB Fits: FrontCUMMINS ENGINEMega CabHD 4WD or: FrontCUMMINS ENGINERegular Cab8 Foot BedHD 4WD or: FrontCab ChassisCummins EngineCrew Cab Wheelbase 4HD 4WD or: FrontCummins EngineCrew Cab Crew Cab8' BoxHD 4WD or: FrontCummins EngineCrew Cab Wheelbase 2HD 4WD or: FrontCab ChassisCummins EngineRegular Cab Chassis Wheelbase 1HD 4WD or: FrontCab ChassisCummins EngineRegular Cab Chassis Wheelbase 2HD 4WD Fits: FrontRightCab ChassisRegular Cab Chassis Wheelbase 2HD 4WD or: FrontRightRegular Cab8 Foot BedHD 4WD or: FrontRightCrew Cab Crew Cab8' BoxHD 4WD or: FrontRightMega CabHD 4WD or: FrontRightCab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1<10,000 LB GVW or: FrontRightCab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1HD 4WD<10,000 LB GVW or: FrontRightCrew Cab Wheelbase 2HD 4WD or: FrontRightCab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4<10,000 LB GVW or: FrontRightCab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4HD 4WD<10,000 LB GVW	View on Amazon
MOPAR Fits: 6.4L V8	68362573AB	🇺🇸 US 🇨🇦 CA	Fits FrontLeft Fitment notes — MOPAR 68362573AB Fits: FrontLeftCab ChassisHeavy Duty HEMI MDS EngineFront End Parts Module Regular Cab Chassis Wheelbase 1<10,000 LB GVW or: FrontLeftCab ChassisHeavy Duty HEMI MDS EngineFront End Parts Module Regular Cab Chassis Wheelbase 1HD 4WD<10,000 LB GVW or: FrontLeftFront End Parts Module Crew Cab Wheelbase 2HD 4WD or: FrontLeftFront End Parts Module Crew Cab8' BoxHD 4WD or: FrontLeftFront End Parts Module Regular Cab8 Foot BedHD 4WD or: FrontLeftCab ChassisFront End Parts Module Regular Cab Chassis Wheelbase 2HD 4WD or: FrontLeftCab ChassisHeavy Duty HEMI MDS EngineFront End Parts Module Crew Cab Wheelbase 4<10,000 LB GVW or: FrontLeftCab ChassisHeavy Duty HEMI MDS EngineFront End Parts Module Crew Cab Wheelbase 4HD 4WD<10,000 LB GVW or: FrontLeftFront End Parts Module Mega CabHD 4WD	View on Amazon
MOPAR Fits: 6.4L V8	68359232AB	🇺🇸 US 🇨🇦 CA	Radiat Fitment notes — MOPAR 68359232AB Radiat or: Lower Seal Fits: Mega CabHD 4WD or: Regular Cab8 Foot BedHD 4WD or: Crew Cab8' BoxHD 4WD or: Cab ChassisRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1HD 4WD<10,000 LB GVW or: Crew Cab Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4HD 4WD<10,000 LB GVW	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68362560AB	🇺🇸 US 🇨🇦 CA	Fits FrontCummins HO Engine Fitment notes — MOPAR 68362560AB Fits: FrontCummins HO EngineCrew Cab8' BoxHD 4WD or: FrontCummins HO EngineRegular Cab8 Foot BedHD 4WD or: FrontCummins HO EngineMega CabHD 4WD or: FrontCummins engine HO EngineCrew Cab Wheelbase 2HD 4WD	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68362561AB	🇺🇸 US 🇨🇦 CA	Fits RearCummins engine HO Engine Fitment notes — MOPAR 68362561AB Fits: RearCummins engine HO EngineCrew Cab Wheelbase 2HD 4WD or: RearCummins engine HO EngineCrew Cab8' BoxHD 4WD or: RearCummins engine HO EngineMega CabHD 4WD or: RearCummins engine HO EngineRegular Cab8 Foot BedHD 4WD	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68362562AB	🇺🇸 US 🇨🇦 CA	Fits RearCummins engine HO Engine Fitment notes — MOPAR 68362562AB Fits: RearCummins engine HO EngineCrew Cab Wheelbase 2HD 4WD or: RearCummins engine HO EngineCrew Cab8' BoxHD 4WD or: RearCummins engine HO EngineMega CabHD 4WD or: RearCummins engine HO EngineRegular Cab8 Foot BedHD 4WD	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68362563AB	🇺🇸 US 🇨🇦 CA	Fits FrontCummins HO Engine Fitment notes — MOPAR 68362563AB Fits: FrontCummins HO EngineCrew Cab8' BoxHD 4WD or: FrontCummins HO EngineRegular Cab8 Foot BedHD 4WD or: FrontCummins HO EngineMega CabHD 4WD or: FrontCummins engine HO EngineCrew Cab Wheelbase 2HD 4WD	View on Amazon

This table covers the seals at the Radiator. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.

Temperature Sender / Sensor

Economy

Brand	Part Number	Markets	Notes	Buy
DORMAN Popular Fits: all 2024 3500 engines	926427	🇺🇸 US 🇨🇦 CA		View on Amazon
GPD Fits: 6.4L V8	1712493	🇺🇸 US 🇨🇦 CA	with .38"-18" NPTwith 2 Terminal(s)	View on Amazon
GPD Fits: 6.7L L6 DIESEL Turbocharged	1712596	🇺🇸 US 🇨🇦 CA		View on Amazon
HOLSTEIN Fits: 6.4L V8	2CTS0247	🇺🇸 US 🇨🇦 CA		View on Amazon
HOLSTEIN Fits: 6.7L L6 DIESEL Turbocharged	2CTS0193	🇺🇸 US 🇨🇦 CA		View on Amazon
STANDARD MOTOR PRODUCTS Fits: 6.4L V8	TX195T	🇺🇸 US 🇨🇦 CA	T-Series	View on Amazon
STANDARD MOTOR PRODUCTS Fits: 6.7L L6 DIESEL Turbocharged	TX141T	🇺🇸 US 🇨🇦 CA	T-Series	View on Amazon

Standard Replacement

Brand	Part Number	Markets	Notes	Buy
STANDARD MOTOR PRODUCTS Popular Fits: 6.4L V8	TX195	🇺🇸 US 🇨🇦 CA		View on Amazon
WALKER PRODUCTS Popular Fits: 6.7L L6 DIESEL Turbocharged	2111050	🇺🇸 US 🇨🇦 CA	Sender Only or Sensor OnlyIncludes O-Ring	View on Amazon
WELLS Popular Fits: 6.4L V8	5S12397	🇺🇸 US 🇨🇦 CA	Connector Shape: Rectangular	View on Amazon
STANDARD MOTOR PRODUCTS Fits: 6.7L L6 DIESEL Turbocharged	TX141	🇺🇸 US 🇨🇦 CA		View on Amazon
WALKER PRODUCTS Fits: 6.4L V8	2111130	🇺🇸 US 🇨🇦 CA	Sensor Only	View on Amazon
WELLS Fits: 6.7L L6 DIESEL Turbocharged	5S1509	🇺🇸 US 🇨🇦 CA	Wiring Harness Included: No	View on Amazon

This table covers the senders that report coolant temperature to the gauge or ECU. Typical signs include a gauge that sits on empty or overheat, or a lamp that does not match what the engine is doing. Rule out the cluster and the wiring before replacing the sender.

Thermostat

Economy

Brand	Part Number	Markets	Notes	Buy
DORMAN Fits: 6.4L V8	9023045	🇺🇸 US 🇨🇦 CA	Includes Thermostat and Sensor	View on Amazon
SKP Fits: 6.7L L6 DIESEL Turbocharged	SK5426190	🇺🇸 US 🇨🇦 CA	Includes Housing & Seal Fitment notes — SKP SK5426190 Includes Housing & Seal Standard Coolant ThermostatTemperature 190FThermostat Housing	View on Amazon

Heavy Duty

Brand	Part Number	Markets	Notes	Buy
MOTORAD Popular Fits: 6.7L L6 DIESEL Turbocharged	5426190	🇺🇸 US 🇨🇦 CA	Ultra StatIncludes seal Fitment notes — MOTORAD 5426190 Ultra StatIncludes seal 190 Degrees FOE Specified Temperature	View on Amazon

Premium

Brand	Part Number	Markets	Notes	Buy
MOTORAD Fits: 6.7L L6 DIESEL Turbocharged	7426190	🇺🇸 US 🇨🇦 CA	Fail-SafeIncludes seal Fitment notes — MOTORAD 7426190 Fail-SafeIncludes seal 190 Degrees FOE Specified Temperature	View on Amazon

Standard Replacement

Brand	Part Number	Markets	Notes	Buy
MOTORAD Popular Fits: 6.7L L6 DIESEL Turbocharged	426190	🇺🇸 US 🇨🇦 CA	Includes Seal Fitment notes — MOTORAD 426190 Includes Seal 190 Degrees FOE Specified Temperature	View on Amazon
CALORSTAT Fits: 6.7L L6 DIESEL Turbocharged	TH713089J	🇺🇸 US 🇨🇦 CA	Includes 1 Rubber Gasket Fitment notes — CALORSTAT TH713089J Includes 1 Rubber Gasket 192.0 Degreeswith Larger Main Valve	View on Amazon
FOUR SEASONS Fits: 6.4L V8	86260	🇺🇸 US 🇨🇦 CA	Includes Housing	View on Amazon
GATES Fits: 6.7L L6 DIESEL Turbocharged	33915	🇺🇸 US 🇨🇦 CA	OE Type Fitment notes — GATES 33915 OE Type 190 DegreeOE TemperatureSeal Included	View on Amazon
MAHLE / CLEVITE Fits: 6.7L L6 DIESEL Turbocharged	TX50488D	🇺🇸 US 🇨🇦 CA	Integral Thermostat Fitment notes — MAHLE / CLEVITE TX50488D Integral Thermostat 88	View on Amazon
MOTORAD Fits: 6.4L V8	956216	🇺🇸 US 🇨🇦 CA	Includes Thermostat, Housing, and Seal Fitment notes — MOTORAD 956216 Includes Thermostat, Housing, and Seal 216 Degrees FOE Specified Temperature	View on Amazon

This table covers the thermostats that open the coolant circuit at the specified temperature. Typical signs include slow warm-up, a gauge that climbs in traffic, or heat that never quite arrives. Replace the housing gasket with the thermostat and bleed the system so a trapped air pocket does not cook the new part.

Thermostat / Thermostat Housing / Water Outlet Seal

Brand	Part Number	Markets	Notes	Buy
AJUSA Fits: 6.7L L6 DIESEL Turbocharged	01874900	🇺🇸 US 🇨🇦 CA		View on Amazon
ELRING Fits: 6.7L L6 DIESEL Turbocharged	096800	🇺🇸 US 🇨🇦 CA	Fits 4WDStandard Cab Pickup Fitment notes — ELRING 096800 Fits: 4WDStandard Cab PickupBig HornBody code: D2Thermostat Sealor RWDStandard Cab PickupBig HornBody code: D2Engine Code ETMThermostat Seal	View on Amazon
FEL-PRO Fits: 6.7L L6 DIESEL Turbocharged	35703	🇺🇸 US 🇨🇦 CA	Thermostat Seal	View on Amazon
MAHLE / CLEVITE Fits: 6.7L L6 DIESEL Turbocharged	C31858	🇺🇸 US 🇨🇦 CA	Molded Rubber Fitment notes — MAHLE / CLEVITE C31858 Molded Rubber Thermostat Seal	View on Amazon

This table covers the seals at the thermostat housing and water outlet. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.

Thermostat Housing / Water Outlet

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: 6.4L V8	4893177AD	🇺🇸 US 🇨🇦 CA	Fits Mega CabHD 4WD Fitment notes — MOPAR 4893177AD Fits: Mega CabHD 4WD or: Regular Cab8 Foot BedHD 4WD or: Crew Cab8' BoxHD 4WD or: Cab ChassisRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1HD 4WD<10,000 LB GVW or: Crew Cab Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4HD 4WD<10,000 LB GVW	View on Amazon
MOTORAD Fits: 6.7L L6 DIESEL Turbocharged	CH1073	🇺🇸 US 🇨🇦 CA	UpperThermostat Housing	View on Amazon

This table covers the housings and outlets the thermostat sits in.

Water Pump

Economy

Brand	Part Number	Markets	Buy
SKP Popular Fits: 6.4L V8	SK1204540	🇺🇸 US 🇨🇦 CA	View on Amazon
US MOTOR WORKS Popular Fits: 6.4L V8	US8140	🇺🇸 US 🇨🇦 CA	View on Amazon
FVP Fits: 6.4L V8	US8140	🇺🇸 US 🇨🇦 CA	View on Amazon
FVP Fits: 6.7L L6 DIESEL Turbocharged	US99	🇺🇸 US 🇨🇦 CA	View on Amazon
US MOTOR WORKS Fits: 6.7L L6 DIESEL Turbocharged	US99	🇺🇸 US 🇨🇦 CA	View on Amazon

Standard Replacement

Brand	Part Number	Markets	Notes	Buy
GATES Popular Fits: 6.7L L6 DIESEL Turbocharged	42271	🇺🇸 US 🇨🇦 CA		View on Amazon
DAYCO Fits: 6.4L V8	DP2165	🇺🇸 US 🇨🇦 CA		View on Amazon
FVP Fits: 6.7L L6 DIESEL Turbocharged	1204050	🇺🇸 US 🇨🇦 CA		View on Amazon
GATES Fits: 6.4L V8	43567	🇺🇸 US 🇨🇦 CA		View on Amazon
GMB Fits: 6.4L V8	1204540	🇺🇸 US 🇨🇦 CA		View on Amazon
GMB Fits: 6.7L L6 DIESEL Turbocharged	1204050	🇺🇸 US 🇨🇦 CA		View on Amazon
MOPAR Fits: 6.4L V8	4893133AD	🇺🇸 US 🇨🇦 CA	Fits Mega CabHD 4WD Fitment notes — MOPAR 4893133AD Fits: Mega CabHD 4WD or: Regular Cab8 Foot BedHD 4WD or: Crew Cab8' BoxHD 4WD or: Cab ChassisRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1HD 4WD<10,000 LB GVW or: Crew Cab Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4HD 4WD<10,000 LB GVW	View on Amazon

This table covers the pumps that circulate coolant through the block and radiator. Typical signs include coolant at the weep hole, pulley play, or a growl from the front of the engine. Replace the thermostat and refill with the specified coolant whenever the pump comes off.

Water Pump Gasket

Brand	Part Number	Markets	Notes	Buy
ELRING Fits: 6.4L V8	B16430	🇺🇸 US 🇨🇦 CA	Standard Cab PickupBig Horn Fitment notes — ELRING B16430 Standard Cab PickupBig HornBody code: D2	View on Amazon
FEL-PRO Fits: 6.7L L6 DIESEL Turbocharged	35525	🇺🇸 US 🇨🇦 CA	To Block	View on Amazon
MAHLE / CLEVITE Fits: 6.7L L6 DIESEL Turbocharged	K31420	🇺🇸 US 🇨🇦 CA	Molded Rubber	View on Amazon
MOPAR Fits: 6.4L V8	4893149AA	🇺🇸 US 🇨🇦 CA	Fits Mega CabHD 4WD Fitment notes — MOPAR 4893149AA Fits: Mega CabHD 4WD or: Regular Cab8 Foot BedHD 4WD or: Crew Cab8' BoxHD 4WD or: Cab ChassisRegular Cab Chassis Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineRegular Cab Chassis Wheelbase 1HD 4WD<10,000 LB GVW or: Crew Cab Wheelbase 2HD 4WD or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4<10,000 LB GVW or: Cab ChassisHeavy Duty HEMI MDS EngineCrew Cab Wheelbase 4HD 4WD<10,000 LB GVW	View on Amazon

This table covers the gaskets between the water pump and the block or housing. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.

Water Pump Seal / O-Ring

Brand	Part Number	Markets	Notes	Buy
ELRING Fits: 6.7L L6 DIESEL Turbocharged	073720	🇺🇸 US 🇨🇦 CA	Fits 4WDStandard Cab Pickup Fitment notes — ELRING 073720 Fits: 4WDStandard Cab PickupBig HornBody code: D2Sealor RWDStandard Cab PickupBig HornBody code: D2Engine Code ETMSeal	View on Amazon

This table covers the Water Pump Seal O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove.

Buying Cooling System Parts for a 2024 Ram 3500

On this vehicle, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses.

Match the engine first. Some cooling system parts fit every engine; others are engine-specific. Each row shows which engine(s) it fits.
Read the notes on each row for position, trim and spec qualifiers before you order.
Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
Cross-reference the manufacturer part number against your old part or a service-manual listing.

Start with the largest groups on this page: Coolant / Antifreeze and Radiator Fan Clutch .

Frequently Asked Questions

How many cooling system parts fit the 2024 Ram 3500?

Our catalog currently lists 149 cooling system parts for the 2024 Ram 3500 across 26 subcategories and 32 brands, covering both the 6.4L V8 and the 6.7L L6 DIESEL Turbocharged. Each part is matched to the engine(s) it fits.

Do cooling system parts differ between 2024 Ram 3500 engines?

Some do. 21 parts fit every engine; the other 128 are engine-specific. Each row (and the filter at the top) shows which. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.

What are the signs of cooling system problems on a 2024 Ram 3500?

Common symptoms include a rising temperature gauge in traffic, sweet-smelling steam, crusty deposits around hose clamps, or a heater that blows cold. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.

What should I replace at the same time?

Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.

What do the market flags (US, CA, MX) on each part mean?

They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2024 Ram 3500 was originally sold in the US, the safest choice is a part marked for the US market.

How do I make sure a part fits my 2024 Ram 3500?

First match the engine — each row shows which engine(s) the part fits. Then replace coolant with the exact specification the manufacturer calls for — mixing chemistries can gel and block small passages. The notes column carries position and trim qualifiers where they apply.

Other Parts for the 2024 Ram 3500

Belt Drive Body & Lamp Assembly Brake & Wheel Hub Drivetrain Electrical Electrical Bulb & Socket Electrical Connector Electrical Switch & Relay Engine Exhaust & Emission Fuel & Air Heat & Air Conditioning Ignition Interior Steering Suspension Automatic Transmission Wheel Wiper & Washer

Cooling System Parts for Other Ram 3500 Years

2026 Ram 3500 2025 Ram 3500 2023 Ram 3500 2022 Ram 3500 2021 Ram 3500 2020 Ram 3500 2019 Ram 3500 2018 Ram 3500 2017 Ram 3500 2016 Ram 3500 2015 Ram 3500 2014 Ram 3500

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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.

Published by AutoFactsDB from manufacturer application data. How fitment is matched Report a fitment error