112 Belt drive parts are listed for the 2021 Ram 1500, in 4 part types, covering all 4 engine options (3.0L V6 DIESEL Turbocharged, 3.6L V6, 5.7L V8 and 6.2L V8 Supercharged). Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2021 Ram 1500, the belt drive system spins the accessories — serpentine and V-belts, tensioners, idlers and pulleys. Most of the listed parts are Belt (51 parts), Idler Pulley (28 parts) and Belt Tensioner (26 parts). The other 1 part type covers the remaining 7 parts.
The 2021 Ram 1500 was sold with 4 engines. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2021 Ram 1500 belt drive parts are MOPAR (24 parts), GATES (19 parts) and CONTINENTAL (13 parts), plus 14 more brands. Quality grades include Standard Replacement, Economy and Heavy Duty.
22 parts on this 2021 Ram 1500 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including DAYCO 5060750DR (Belt) and SKP SK89632 (Belt Tensioner). Click any part number to see every vehicle that part fits.
Belt
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DAYCO Popular Fits: 6.2L V8 Supercharged | 5060750DR | 🇺🇸 US 🇨🇦 CA | Drive Rite®Serpentine | View on Amazon |
| GATES Popular Fits: 5.7L V8 | K060730 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Micro-V | View on Amazon |
| GATES Popular Fits: 6.2L V8 Supercharged | K060750 | 🇺🇸 US 🇨🇦 CA | Micro-V | View on Amazon |
| CONTINENTAL Fits: 3.6L V6 | 435K4MK | 🇺🇸 US 🇨🇦 CA | Mileage MakerSerpentine | View on Amazon |
| CONTINENTAL Fits: 5.7L V8 | 730K6MK | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Mileage MakerSerpentine | View on Amazon |
| CONTINENTAL Fits: 6.2L V8 Supercharged | 750K6MK | 🇺🇸 US 🇨🇦 CA | Mileage MakerSerpentine | View on Amazon |
| DAYCO Fits: 3.6L V6 | 5040437DR | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Drive Rite®Serpentine | View on Amazon |
| DAYCO Fits: 5.7L V8 | 5060730DR | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Drive Rite®Serpentine | View on Amazon |
| FVP Fits: 3.6L V6 | 435K4 | 🇺🇸 US 🇨🇦 CA | Multi V-BeltSerpentine | View on Amazon |
| FVP Fits: 5.7L V8 | 730K6 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Multi V-BeltSerpentine | View on Amazon |
| FVP Fits: 6.2L V8 Supercharged | 750K6 | 🇺🇸 US 🇨🇦 CA | Multi V-BeltSerpentine | View on Amazon |
| ROADMAX Fits: 5.7L V8 | 6K730AP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | V-RibbedSerpentine | View on Amazon |
| ROADMAX Fits: 6.2L V8 Supercharged | 6K750AP | 🇺🇸 US 🇨🇦 CA | V-RibbedSerpentine | View on Amazon |
| SKP Fits: 5.7L V8 | SK060730 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Serpentine | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Popular Fits: 3.0L V6 DIESEL Turbocharged | K060812HD | 🇺🇸 US 🇨🇦 CA | Fleet Runner Heavy Duty Micro-V | View on Amazon |
| GATES Popular Fits: 5.7L V8 | K060730HD | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fleet Runner Heavy Duty Micro-V | View on Amazon |
| ACDELCO Fits: 3.6L V6 | K060658HD | 🇺🇸 US 🇨🇦 CA | Professional / GoldHeavy Duty | View on Amazon |
| GATES Fits: 3.6L V6 | K060658HD | 🇲🇽 MX | Fleet Runner Heavy Duty Micro-V | View on Amazon |
High Performance
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DAYCO Fits: 6.2L V8 Supercharged | 5100580SC | 🇺🇸 US 🇨🇦 CA | Serpentine | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BANDO Popular Fits: 3.0L V6 DIESEL Turbocharged | 6PK2060 | 🇺🇸 US 🇨🇦 CA | Rib Quantity: 6 | View on Amazon |
| BANDO Popular Fits: 3.6L V6 | 6PK1670 | 🇲🇽 MX | Rib Quantity: 6 | View on Amazon |
| BANDO Popular Fits: 5.7L V8 | 6PK1855 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rib Quantity: 6Inch Number: 730K6 | View on Amazon |
| DAYCO Popular Fits: 3.6L V6 | 5040437 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Serpentine | View on Amazon |
| DAYCO Popular Fits: 6.2L V8 Supercharged | 5060750 | 🇺🇸 US 🇨🇦 CA | Serpentine | View on Amazon |
| GATES Popular Fits: 3.6L V6 | K060658 | 🇲🇽 MX | Micro-V | View on Amazon |
| ACDELCO Fits: 3.0L V6 DIESEL Turbocharged | 6K812 | 🇺🇸 US 🇨🇦 CA | Professional / GoldSerpentine | View on Amazon |
| ACDELCO Fits: 3.6L V6 | 6K658 | 🇺🇸 US 🇨🇦 CA | Professional / GoldSerpentine | View on Amazon |
| ACDELCO Fits: 5.7L V8 | 6K730 | 🇺🇸 US 🇨🇦 CA | Professional / GoldSerpentine | View on Amazon |
| ACDELCO Fits: 6.2L V8 Supercharged | 10K579 | 🇺🇸 US 🇨🇦 CA | Professional / GoldSerpentine | View on Amazon |
| ACDELCO Fits: 6.2L V8 Supercharged | 6K750 | 🇺🇸 US 🇨🇦 CA | Professional / GoldSerpentine | View on Amazon |
| BANDO Fits: 6.2L V8 Supercharged | 6PK2145 | 🇺🇸 US 🇨🇦 CA | Rib Quantity: 6Inch Number: 845K6 | View on Amazon |
| CONTINENTAL Fits: 3.0L V6 DIESEL Turbocharged | 4060812 | 🇺🇸 US 🇨🇦 CA | Multi V-BeltSerpentine | View on Amazon |
| CONTINENTAL Fits: 3.6L V6 | 4040435 | 🇺🇸 US 🇨🇦 CA | Multi V-BeltSerpentine | View on Amazon |
| CONTINENTAL Fits: 5.7L V8 | 4060730 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Multi V-BeltSerpentine | View on Amazon |
| CONTINENTAL Fits: 5.7L V8 | 4060730F | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Multi V-Belt Reinforced BeltSerpentine | View on Amazon |
| CONTINENTAL Fits: 6.2L V8 Supercharged | 4060750 | 🇺🇸 US 🇨🇦 CA | Multi V-BeltSerpentine | View on Amazon |
| CONTINENTAL Fits: 6.2L V8 Supercharged | 4100578 | 🇺🇸 US 🇨🇦 CA | Multi V-BeltSerpentine | View on Amazon |
| DAYCO Fits: 3.0L V6 DIESEL Turbocharged | 5060813 | 🇺🇸 US 🇨🇦 CA | Serpentine | View on Amazon |
| DAYCO Fits: 5.7L V8 | 5060730 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Serpentine | View on Amazon |
| DAYCO Fits: 6.2L V8 Supercharged | 5100580 | 🇺🇸 US 🇨🇦 CA | Serpentine | View on Amazon |
| GATES Fits: 3.0L V6 DIESEL Turbocharged | K060812 | 🇺🇸 US 🇨🇦 CA | Micro-V | View on Amazon |
| GATES Fits: 3.6L V6 | K040434A | 🇺🇸 US 🇨🇦 CA | Micro-V | View on Amazon |
| GATES Fits: 3.6L V6 | K080541 | 🇺🇸 US 🇨🇦 CA | Micro-V | View on Amazon |
| GATES Fits: 3.6L V6 | K080541EST | 🇺🇸 US 🇨🇦 CA | E-Start Micro-V | View on Amazon |
| GATES Fits: 6.2L V8 Supercharged | K100579 | 🇺🇸 US 🇨🇦 CA | Micro-V | View on Amazon |
| MOPAR Fits: 3.0L V6 DIESEL Turbocharged | 4627897AB | 🇺🇸 US 🇨🇦 CA | Fits ENGINE GEN 3Sedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: 3.6L V6 | 5281969AA | 🇺🇸 US 🇨🇦 CA | Fits 24V VVT ETORQUE ENGINE UPG ISedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: 3.6L V6 | 4861928AA | 🇺🇸 US 🇨🇦 CA | Fits 24VSedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: 5.7L V8 | 4627397AC | 🇺🇸 US 🇨🇦 CA | Fits HEMI MDSCrew Cab Wheelbase 2 | View on Amazon |
| MOPAR Fits: 5.7L V8 | 4627397AB | 🇺🇸 US 🇨🇦 CA | Fits HEMI MDSCrew Cab Wheelbase 2 | View on Amazon |
| MOPAR Fits: 6.2L V8 Supercharged | 53011251AA | 🇺🇸 US 🇨🇦 CA | Fits HEMI SRT ENGINESedan/Quad Cab Short Wheelbase | View on Amazon |
This table covers the serpentine and accessory belts that drive the front accessories. Typical signs include squeal on cold start, cracks across the ribs, or glazing on the back of the belt. A new belt on a worn tensioner will squeal within weeks — spin the idlers by hand while the belt is off.
51 Belt parts are listed for the 2021 Ram 1500, from GATES, DAYCO, CONTINENTAL and 6 other brands. DAYCO 5060750DR carries the "Popular" badge. They are grouped as Economy, Heavy Duty, High Performance and Standard Replacement, with Standard Replacement the largest group at 32 parts from GATES, CONTINENTAL, MOPAR and 3 other brands.
Belt Tensioner
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: 3.6L V6 | SK89632 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| CLOYES Fits: 5.7L V8 | B20170 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| DORMAN Fits: 5.7L V8, 6.2L V8 Supercharged | 419006 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Exc. eTorque | View on Amazon |
| SKP Fits: 5.7L V8, 6.2L V8 Supercharged | SK89377 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Exc. eTorque | View on Amazon |
| VAICO Fits: 5.7L V8, 6.2L V8 Supercharged | V330577 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Exc. eTorque | View on Amazon |
Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Fits: 3.6L V6 | 90K39282 | 🇲🇽 MX | KitIncludes: Belt, Tensioner, Idler | View on Amazon |
| GATES Fits: 5.7L V8 | 90K38323E | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | KitIncludes: Belt, Tensioner, Idler | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 5.7L V8, 6.2L V8 Supercharged | 38323 | 🇺🇸 US 🇨🇦 CA | Professional / Gold | View on Amazon |
| CONTINENTAL Popular Fits: 5.7L V8, 6.2L V8 Supercharged | 49345 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Multi-V or Smooth Pulley | View on Amazon |
| LITENS Popular Fits: 3.6L V6 | 999933A | 🇲🇽 MX | View on Amazon | |
| MOPAR Popular Fits: 5.7L V8, 6.2L V8 Supercharged | 4861660AA | 🇺🇸 US 🇨🇦 CA | Fits HEMI MDSCrew Cab Wheelbase 2 | View on Amazon |
| ACDELCO Fits: 3.6L V6 | 39282 | 🇺🇸 US 🇨🇦 CA | Professional / Gold | View on Amazon |
| DAYCO Fits: 5.7L V8, 6.2L V8 Supercharged | 89377 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Exc. eTorque | View on Amazon |
| GATES Fits: 3.6L V6 | 39282 | 🇲🇽 MX | View on Amazon | |
| GATES Fits: 5.7L V8, 6.2L V8 Supercharged | 38323 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Exc. eTorque | View on Amazon |
| LITENS Fits: 5.7L V8, 6.2L V8 Supercharged | 999600A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Exc. eTorque | View on Amazon |
| MOPAR Fits: 3.6L V6 | 5281996AB | 🇺🇸 US 🇨🇦 CA | Fits 24V VVT ETORQUE ENGINE UPG ISedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: 3.6L V6 | 5281591AB | 🇺🇸 US 🇨🇦 CA | Fits 24V VVT ETORQUE ENGINE UPG ISedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: 3.6L V6 | 5281590AB | 🇺🇸 US 🇨🇦 CA | Fits 24V VVT ETORQUE ENGINE UPG ISedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: 3.6L V6 | 5184617AC | 🇺🇸 US 🇨🇦 CA | Fits 24VSedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: 5.7L V8 | 5281956AA | 🇺🇸 US 🇨🇦 CA | Fits HEMI MDS VVT ETORQUE ENGINESedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: 5.7L V8 | 5281543AD | 🇺🇸 US 🇨🇦 CA | Fits HEMI MDS VVT ETORQUE ENGINESedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: 5.7L V8 | 5281543AC | 🇺🇸 US 🇨🇦 CA | Fits HEMI MDS VVT ETORQUE ENGINESedan/Quad Cab Short Wheelbase | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Fits: 3.0L V6 DIESEL Turbocharged | 39343 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| LITENS Fits: 3.0L V6 DIESEL Turbocharged | 999585A | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| MOPAR Fits: 3.0L V6 DIESEL Turbocharged | 68490063AA | 🇺🇸 US 🇨🇦 CA | Fits ENGINE GEN 350 State Emissions | View on Amazon |
This table covers the automatic tensioners that hold belt tension. Typical signs include belt flutter, a chirp that returns after a new belt, or a damper that no longer holds the arm. Replace the tensioner with the belt at higher mileage; the labor overlaps almost entirely.
26 Belt Tensioner parts for the 2021 Ram 1500 come from 10 brands — MOPAR, GATES, LITENS and 7 other brands. The "Popular" part is SKP SK89632. They are grouped as Economy, Kit and Standard Replacement, with Standard Replacement the largest group at 16 parts from MOPAR, ACDELCO, LITENS and 3 other brands.
Idler Pulley
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: 3.0L V6 DIESEL Turbocharged, 6.2L V8 Supercharged | SK89070 | 🇺🇸 US 🇨🇦 CA | Grooved | View on Amazon |
| SKP Popular Fits: 5.7L V8, 6.2L V8 Supercharged | SK89133 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Smooth | View on Amazon |
| DORMAN Fits: 5.7L V8, 6.2L V8 Supercharged | 419725 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Smooth or GroovedSmooth | View on Amazon |
| ÜRO PARTS Fits: 5.7L V8, 6.2L V8 Supercharged | 11287549557 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Exc. eTorque | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Popular Fits: 3.0L V6 DIESEL Turbocharged | 38082 | 🇺🇸 US 🇨🇦 CA | GroovedPulley Only | View on Amazon |
| GATES Popular Fits: 5.7L V8, 6.2L V8 Supercharged | 36938 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Smooth or GroovedSmooth | View on Amazon |
| ACDELCO Fits: 3.0L V6 DIESEL Turbocharged | 38082 | 🇺🇸 US 🇨🇦 CA | Professional / GoldGrooved | View on Amazon |
| CONTINENTAL Fits: 3.0L V6 DIESEL Turbocharged | 49073 | 🇺🇸 US 🇨🇦 CA | Grooved | View on Amazon |
| CONTINENTAL Fits: 5.7L V8, 6.2L V8 Supercharged | 49024 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Smooth | View on Amazon |
| DAYCO Fits: 3.0L V6 DIESEL Turbocharged, 6.2L V8 Supercharged | 89070 | 🇺🇸 US 🇨🇦 CA | Grooved | View on Amazon |
| DAYCO Fits: 5.7L V8, 6.2L V8 Supercharged | 89133 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Smooth | View on Amazon |
| FOUR SEASONS Fits: 3.0L V6 DIESEL Turbocharged | 45038 | 🇺🇸 US 🇨🇦 CA | Grooved | View on Amazon |
| FOUR SEASONS Fits: 5.7L V8, 6.2L V8 Supercharged | 45013 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | PlasticSmooth | View on Amazon |
| HAYDEN Fits: 3.0L V6 DIESEL Turbocharged | 5038 | 🇺🇸 US 🇨🇦 CA | Grooved | View on Amazon |
| HAYDEN Fits: 5.7L V8, 6.2L V8 Supercharged | 5013 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Smooth | View on Amazon |
| LITENS Fits: 3.0L V6 DIESEL Turbocharged | 900149A | 🇺🇸 US 🇨🇦 CA | Grooved | View on Amazon |
| MOPAR Fits: 3.0L V6 DIESEL Turbocharged | 68459077AA | 🇺🇸 US 🇨🇦 CA | Grooved | View on Amazon |
| MOPAR Fits: 5.7L V8, 6.2L V8 Supercharged | 68061368AA | 🇺🇸 US 🇨🇦 CA | Smooth | View on Amazon |
| MOPAR Fits: 6.2L V8 Supercharged | 53011556AA | 🇺🇸 US 🇨🇦 CA | Fits HEMI SRT ENGINESedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: 6.2L V8 Supercharged | 53011557AA | 🇺🇸 US 🇨🇦 CA | Fits HEMI SRT ENGINESedan/Quad Cab Short Wheelbase | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 3.6L V6 | 38082 | 🇺🇸 US 🇨🇦 CA | Professional / GoldGrooved | View on Amazon |
| GATES Popular Fits: 3.6L V6 | 38082 | 🇲🇽 MX | GroovedPulley Only | View on Amazon |
| FOUR SEASONS Fits: 3.6L V6 | 45038 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Grooved | View on Amazon |
| HAYDEN Fits: 3.6L V6 | 5038 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Grooved | View on Amazon |
| LITENS Fits: 3.6L V6 | 900149A | 🇲🇽 MX | Grooved | View on Amazon |
| MOPAR Fits: 3.6L V6 | 5281301AA | 🇺🇸 US 🇨🇦 CA | Grooved | View on Amazon |
| MOPAR Fits: 3.6L V6 | 5281596AB | 🇺🇸 US 🇨🇦 CA | Fits 24V VVT ETORQUE ENGINE UPG ISedan/Quad Cab Short Wheelbase | View on Amazon |
| MOPAR Fits: 3.6L V6 | 5281596AA | 🇺🇸 US 🇨🇦 CA | Smooth | View on Amazon |
This table covers the idler pulleys the belt wraps around. Typical signs include a chirp that follows engine speed, or a pulley that feels rough or has play. Replace a noisy idler with the belt — the labor is already paid for.
28 Idler Pulley parts are listed for the 2021 Ram 1500, from MOPAR, GATES, FOUR SEASONS and 8 other brands. SKP SK89070 carries the "Popular" badge. Economy and Standard Replacement are all represented, and Standard Replacement alone accounts for 16 parts.
Tensioner Pulley
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AUTOTECNICA Fits: 5.7L V8 | 06F903315P | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Exc. eTorque70.5mm OD x 17mm ID x 24.5mm | View on Amazon |
| ÜRO PARTS Fits: 5.7L V8 | 06F903315P | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Exc. eTorque70.5mm OD x 17mm ID x 24.5mm | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CONTINENTAL Fits: 5.7L V8 | 49161 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Smooth | View on Amazon |
| MOPAR Fits: 5.7L V8 | 68518735AA | 🇺🇸 US 🇨🇦 CA | Fits HEMI MDS VVT ETORQUE ENGINESedan/Quad Cab Short Wheelbase | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AUTOTECNICA Fits: 6.2L V8 Supercharged | 06F903315P | 🇺🇸 US 🇨🇦 CA | Main Drive70.5mm OD x 17mm ID x 24.5mm | View on Amazon |
| MOPAR Fits: 3.6L V6 | 68518700AA | 🇺🇸 US 🇨🇦 CA | Fits 24V VVT eTorque Engine Upgrade ICrew Cab Wheelbase 2 | View on Amazon |
| ÜRO PARTS Fits: 6.2L V8 Supercharged | 06F903315P | 🇺🇸 US 🇨🇦 CA | Main Drive70.5mm OD x 17mm ID x 24.5mm | View on Amazon |
This table covers the pulleys on the tensioner arm. Typical signs include a growl or chirp that follows engine speed, or a pulley that will not spin freely by hand. Spin each pulley with the belt off. Roughness or play means replace it with the belt.
7 Tensioner Pulley parts for the 2021 Ram 1500 come from 4 brands — AUTOTECNICA, ÜRO PARTS, MOPAR and 1 other brand.
The Economy section lists 2 options from AUTOTECNICA and ÜRO PARTS — the catalog's value-priced group. AUTOTECNICA 06F903315P is listed in this group.
In the Standard Replacement grade, CONTINENTAL and MOPAR supply 2 parts: built to original-equipment specification. A representative part number is CONTINENTAL 49161.
3 further parts sit outside the graded sections, with the same engine-level match.
Listed part numbers: AUTOTECNICA 06F903315P and CONTINENTAL 49161, plus the other parts above.
Buying Belt Drive Parts for a 2021 Ram 1500
On this vehicle, the belt drive system spins the accessories — serpentine and V-belts, tensioners, idlers and pulleys.
- Match the engine first. Every belt drive part here is 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 tensioner and idler pulleys with any belt at higher mileage — the labor overlaps almost entirely.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Belt and Idler Pulley .
Frequently Asked Questions
How many belt drive parts fit the 2021 Ram 1500?
Our catalog currently lists 112 belt drive parts for the 2021 Ram 1500 across 4 subcategories and 17 brands, covering all 4 engine options (3.0L V6 DIESEL Turbocharged, 3.6L V6, 5.7L V8 and 6.2L V8 Supercharged). Each part is matched to the engine(s) it fits.
Do belt drive parts differ between 2021 Ram 1500 engines?
Yes. Every belt drive part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. 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 belt drive problems on a 2021 Ram 1500?
Common symptoms include squealing on cold start, a belt that shows cracking or glazing, or an accessory that slows under load. 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 tensioner and idler pulleys with any belt at higher mileage — the labor overlaps almost entirely.
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 2021 Ram 1500 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 2021 Ram 1500?
First match the engine — each row shows which engine(s) the part fits. Then a new belt on a worn tensioner will squeal within weeks — check tensioner damping and idler bearings while the belt is off. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2021 Ram 1500
Belt Drive Parts for Other Ram 1500 Years
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