2025 Ram 3500 Engine Parts

This table covers the Barometric pressure sensors. Typical signs include a check-engine light for MAP or fuel-rail pressure, or a limp mode under load. A vacuum leak or a clogged reference line will fake a bad pressure sensor. Read more

2 Barometric Pressure Sensor parts for the 2025 Ram 3500 come from 2 brands — MOPAR and STANDARD MOTOR PRODUCTS.

This group includes MOPAR 53034091AD and STANDARD MOTOR PRODUCTS AS414.

This table covers the camshafts that open the valves. Read more

6 Camshaft parts for the 2025 Ram 3500 come from 2 brands — MELLING and MOPAR.

The Heavy Duty / Towing section lists 1 option from MELLING — grouped under the catalog's "Heavy Duty / Towing" designation — the notes column spells out what sets them apart. MELLING 23109 is listed in this group.

The High Performance section lists 2 options from MELLING — engineered beyond original-equipment specification. MELLING 23209 is listed in this group.

In the Standard Replacement grade, MOPAR supplies 1 part: built to original-equipment specification. A representative part number is MOPAR 68635422AA.

2 further parts sit outside the graded sections, with the same engine-level match.

This group includes MELLING 23109, MELLING 23209 and MELLING 23309 and the remaining parts above.

This table covers the Camshaft plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes. Read more

This group shows a single part: MELLING MEP334.

This table covers the Camshaft Retainer / Thrust plates. Typical signs include warpage, cracks, or a plate that no longer locates the assembly. Confirm which plate the notes describe — backing plates, clutch plates and strike plates are different parts. Read more

2 Camshaft Retainer / Thrust Plate parts are listed for the 2025 Ram 3500, from MELLING and MOPAR.

This group includes MELLING MD200 and MOPAR 53022178AE.

This table covers the Circular / Semi-Circular plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes. Read more

One part is listed for the 2025 Ram 3500 — ELRING B16450.

This table covers the bearings in the connecting-rod big ends. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

This group shows a single part: MAHLE / CLEVITE CB2036AP.

This table covers lower / conversion gasket sets for oil-pan and related joints. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

This group shows a single part: ELRING B73110.

This table covers the crankshafts that turn piston motion into rotation. Read more

This group shows a single part: MOPAR 5038339AE.

This table covers the main bearings that support the crankshaft in the block. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

MOPAR supplies both parts for the 2025 Ram 3500.

Listed part numbers: MOPAR 68102976AB and MOPAR 68629477AA.

This table covers the front and rear seals that keep oil in at the crankshaft. 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. Read more

8 Crankshaft Seal parts are listed for the 2025 Ram 3500, from ELRING, MOPAR, DORMAN and 1 other brand. ELRING 942990 carries the "Popular" badge.

This group includes ELRING 942990, MOPAR 53021585AD and DORMAN 635333 and the remaining parts above.

This table covers the gaskets that seal the Crankshaft Seal. 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. Read more

2 Crankshaft Seal Gasket parts for the 2025 Ram 3500 come from ELRING.

Part numbers include ELRING 907600 and ELRING 049640.

This table covers the cylinder heads that close the top of the block. Read more

MOPAR supplies the 4 Cylinder Head parts for the 2025 Ram 3500.

Part numbers include MOPAR 68630244AA, MOPAR 68630245AA and MOPAR 68724733AA, among others listed above.

This table covers the Cylinder Head Alignment Dowel pins. Read more

This group shows a single part: MOPAR 5203466.

This table covers the head gaskets that seal the block to the cylinder head. 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. Read more

11 Cylinder Head Gasket parts for the 2025 Ram 3500 come from 5 brands — ELRING, FEL-PRO, MAHLE / CLEVITE and 2 other brands. The "Popular" part is FEL-PRO 26568PT.

This table covers multi-piece gasket sets for a cylinder-head job. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

2 Cylinder Head Gasket Set parts for the 2025 Ram 3500 come from 2 brands — ELRING and MAHLE / CLEVITE.

Part numbers include ELRING B73590 and MAHLE / CLEVITE HS55457A.

This table covers the block heaters that warm the coolant or oil in cold weather. Read more

One part is listed for the 2025 Ram 3500 — MOPAR 5149022AC.

This table covers the Engine covers. Read more

7 Engine Cover parts for the 2025 Ram 3500 come from MOPAR. The "Popular" part is MOPAR 68196979AA. 5 parts fit every engine; the other 2 are engine-specific.

Listed part numbers: MOPAR 68196979AA, MOPAR 4861784AB and MOPAR 68196978AA, plus the other parts above.

This table covers the Expansion plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes. Read more

This group shows a single part: MOPAR 6036307AA.

This table covers the crankshaft pulleys / harmonic balancers at the front of the engine. Read more

2 Harmonic Balancer parts for the 2025 Ram 3500 come from MOPAR.

This group includes MOPAR 53022083AA and MOPAR 4893285AA.

This table covers the Intake manifolds. Typical signs include an exhaust tick, a vacuum leak, or a gasket that has burned through. Replace the gaskets and hardware; a warped flange will leak with a new gasket alone. Read more

One part is listed for the 2025 Ram 3500 — MOPAR 68585863AA.

This table covers the Intake Manifold actuators. Typical signs include a door or range that will not move, or a click with no motion. Confirm the command signal before replacing the actuator — a failed module looks the same. Read more

This group shows a single part: MOPAR 4861795AE.

This table covers the Intake Manifold bolts. Read more

This group shows a single part: MOPAR 6104124AA.

This table covers the gaskets between the intake manifold and the cylinder head. 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. Read more

5 Intake Manifold Gasket parts for the 2025 Ram 3500 come from 2 brands — ELRING and MOPAR.

Part numbers include ELRING 150870, ELRING 049780 and ELRING 165710, among others listed above.

This table covers the gaskets that seal the Intake Plenum. 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. Read more

One part is listed for the 2025 Ram 3500 — ELRING 150660.

This table covers the long-block engine assemblies (block, crank, heads). Read more

This group shows a single part: MOPAR 5158128BA.

This table covers the mounts that hold the engine to the chassis. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes. Read more

ANCHOR supplies the 3 Motor Mount parts for the 2025 Ram 3500.

Listed part numbers: ANCHOR 3563, ANCHOR 3569 and ANCHOR 3581.

This table covers the brackets that mount the Motor Mount. 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. Read more

One part is listed for the 2025 Ram 3500 — MOPAR 68413695AA.

This table covers the isolators in an engine mount. Read more

4 Motor Mount Isolator parts for the 2025 Ram 3500 come from MOPAR.

Part numbers include MOPAR 68349283AB, MOPAR 68363309AC and MOPAR 68663392AB, among others listed above.

This table covers the engine oils listed by grade and specification for this engine. Typical signs include a low-oil lamp, knocking after a long interval, or oil that has gone thin and black well before the next service. Match the viscosity and spec in the notes (and on the filler cap). The tables group grades — they are not interchangeable. Read more

4 Oil parts are listed for the 2025 Ram 3500, from IDEMITSU and MOBIL.

Part numbers include IDEMITSU 30041116750, IDEMITSU 30041116953 and MOBIL 112628, among others listed above.

This table covers the heat exchangers that cool engine oil. Typical signs include oil at the cooler fittings, or coolant that looks like a milkshake. Pressure-test both circuits after a cooler swap — a leak here mixes oil and coolant. Read more

2 Oil Cooler parts are listed for the 2025 Ram 3500, from MOPAR and STANDARD MOTOR PRODUCTS.

Listed part numbers: MOPAR 4893200AC and STANDARD MOTOR PRODUCTS OCK33.

This table covers the gaskets that seal the Oil Cooler. 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. Read more

2 Oil Cooler Gasket parts for the 2025 Ram 3500 come from ELRING.

This group includes ELRING B30530 and ELRING 109210.

This table covers the Oil Dipstick tubes. Read more

MOPAR supplies the 3 Oil Dipstick / Tube parts for the 2025 Ram 3500.

Part numbers include MOPAR 53021321AK, MOPAR 53021322AG and MOPAR 68724078AA.

This table covers the seals at the Oil Dipstick / Tube. 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. Read more

This group shows a single part: ELRING 097140.

This table covers the drain plugs in the oil pan. Read more

7 Oil Drain Plug parts are listed for the 2025 Ram 3500, from ELRING, DORMAN and MOPAR. DORMAN 090172 carries the "Popular" badge.

Listed part numbers: DORMAN 090172, DORMAN 090173 and ELRING 298480, plus the other parts above.

This table covers the crush washers and gaskets under the oil drain plug. 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. Read more

This group shows a single part: ELRING 176090.

This table covers the caps on the oil filler neck. Read more

3 Oil Filler Cap parts are listed for the 2025 Ram 3500, from MOTORAD and CALORSTAT.

Listed part numbers: CALORSTAT OC2334, MOTORAD MO158 and MOTORAD MO111.

This table covers the gaskets that seal the Oil Filler Cap. 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. Read more

This group shows a single part: ELRING 485930.

This table covers the oil filters that screw onto this engine's filter mount. Typical signs include low oil pressure after a service, or a filter that will not spin off because the old gasket stayed on the block. Lube the new gasket and tighten to the spec on the box; a double-gasket install dumps the sump on the first drive. Read more

15 Oil Filter parts are listed for the 2025 Ram 3500, from VARIOUS MFR, WIX, ACDELCO and 9 other brands. WIX 57060XP carries the "Popular" badge.

In the Economy grade, CHAMP / LUBER-FINER, FRAM, FVP and 3 other brands supply 6 parts: the catalog's value-priced group. A representative part number is CHAMP / LUBER-FINER PH48.

In the High Performance / Heavy Duty grade, WIX and MOBIL supply 2 parts: grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. A representative part number is WIX 57060XP.

The Standard Replacement section: 7 options from ACDELCO, WIX, HASTINGS / BALDWIN and 3 other brands. ACDELCO PF48 is listed in this group.

This table covers the Oil Filter adapters. Read more

This group shows a single part: MOPAR 4893181AC.

This table covers the Oil Filter Adapter Gasket 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. Read more

This group shows a single part: ELRING 925930.

This table covers the Oil Level Sensor Gasket 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. Read more

One part is listed for the 2025 Ram 3500 — MOPAR 53034112AA.

This table covers the oil pans that hold the engine's oil sump. Read more

3 Oil Pan parts for the 2025 Ram 3500 come from 2 brands — MOPAR and SPECTRA PREMIUM.

Listed part numbers: MOPAR 4893207AB, MOPAR 4893207AC and SPECTRA PREMIUM CRP34A.

This table covers the gaskets between the oil pan and the block. 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. Read more

3 Oil Pan Gasket parts are listed for the 2025 Ram 3500, from ELRING and FEL-PRO.

Part numbers include ELRING B16470, ELRING 097160 and FEL-PRO OS30870.

This table covers the gaskets that seal the Oil Pressure Relief Valve. 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. Read more

2 Oil Pressure Relief Valve Gasket parts for the 2025 Ram 3500 come from ELRING.

Listed part numbers: ELRING 094770 and ELRING 109220.

This table covers the Oil pumps. Typical signs include noise from the pump, no pressure, or fluid that never arrives at the outlet. Prime or fill the pump as the notes require. A dry start is a common way to kill a new unit. Read more

7 Oil Pump parts are listed for the 2025 Ram 3500, from MELLING and MOPAR. MELLING 10452HV carries the "Popular" badge.

High Performance: 3 parts, from MELLING. A representative part number is MELLING 10452HV.

The Standard Replacement section: 3 options from MELLING and MOPAR. MELLING M462 is listed in this group.

1 ungrouped part is not assigned to a grade, with the same engine-level match.

This group includes MELLING 10452HV, MELLING 10452 and MELLING 10452BR and the remaining parts above.

This table covers the gaskets that seal the Oil Pump. 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. Read more

3 Oil Pump Gasket parts for the 2025 Ram 3500 come from ELRING.

Listed part numbers: ELRING 278327, ELRING 846070 and ELRING 049710.

This table covers the pickup tubes and screens that feed the oil pump. Read more

3 Oil Pump Pickup Tube / Screen parts for the 2025 Ram 3500 come from 3 brands — MELLING, MOPAR and SEALED POWER.

Part numbers include MELLING 388S, MOPAR 4893416AA and SEALED POWER 22415096.

This table covers the O-rings that seal the oil-pump pickup tube. 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. Read more

One part is listed for the 2025 Ram 3500 — MOPAR 53020861.