ATV/UTV Drivetrain
ATV/UTV Drivetrain Parts at JJ Motorsports
Enhance your ATV or UTV's power transfer with rugged drivetrain components from JJ Motorsports. Our selection includes differential bearing/seal kits, drive shaft assemblies, reverse chains, and steel plates designed for superior strength, friction resistance, and easy installation in challenging off-road conditions. Compatible with Can-Am, Polaris, Kawasaki, and more, these parts exceed OEM specs for better traction, reduced wear, and reliable performance on trails or utility tasks.
Shop trusted brands like Moose Racing for precision kits. Explore related categories such as ATV/UTV engine parts for rebuilds or ATV/UTV braking for complete systems.
Top ATV/UTV Drivetrain Products
- MOOSE RACING Differential Bearing/Seal Kit - Can-Am - Front/Rear 25-2106 – High-speed EMQ bearings with advanced seals for optimal performance.
- MOOSE RACING Center Drive Shaft Bearing Assembly 25-1671 – Complete assembly with aggressive seals to keep out dirt and water.
- MOOSE RACING Transaxle Reverse Chain 25-8001 – Heat-treated for 4.5% stronger shear strength than OEM.
- MOOSE RACING Steel Drive Plates M80-7800-7 – 300% stronger than aluminum with increased flywheel effect for better traction.
- MOOSE RACING Differential Seal Kit - Front 25-2115-5 – High-quality rubber seals for leak-proof differential protection.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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On Sale
EPI Clutch Kit WE391053
EPI
MSRP: $239.99Now: $215.99Was: $239.99If you've upgraded to oversized tires or frequently run your UTV in demanding terrain, the EPI Clutch Kit WE391053 compensates for the power loss and sluggish response that comes with heavier rolling stock. This kit delivers sharper low-end acceleration...11400463- SKU:
- 11400463
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- ATV
- ELEVATION IMPERIAL:
- 0' - 3000'
- FOR TIRE SIZE IMPERIAL:
- 27' - 28'
- RIDING STYLE:
- UTV
- TYPE:
- CENTRIFUGAL
- UNITS:
- KIT
MSRP: $239.99Now: $215.99Was: $239.99Qty in Cart: 0Quantity:Price:MSRP: $239.99Now: $215.99Was: $239.99Subtotal: -
On Sale
EPI Mud Clutch Kit - Polaris WE437039
EPI
MSRP: $374.99Now: $337.49Was: $374.99Upgrading to larger tires on your Polaris is a power investment—but stock clutching leaves you fighting power loss and sluggish low-end response. The EPI Mud Clutch Kit restores the aggressive engagement your machine needs, transforming that tire upgrade...11400470- SKU:
- 11400470
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- ELEVATION IMPERIAL:
- 0' - 3000'
- RIDING STYLE:
- UTV
- FOR TIRE SIZE IMPERIAL:
- 28'+
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- CLUTCH KIT
- TYPE:
- CENTRIFUGAL
- UNITS:
- KIT
MSRP: $374.99Now: $337.49Was: $374.99 -
On Sale
EPI Clutch Kit WE391075
EPI
MSRP: $249.99Now: $224.99Was: $249.99If your riding encompasses everything from trail work to hauling loads, the EPI Clutch Kit WE391075 delivers the versatility you need without requiring motor or exhaust modifications. This kit tackles the real-world problem of belt slippage and clutch...11400183- SKU:
- 11400183
- Availability:
- Ships Same Business Day
- Weight:
- 1.28 LBS
- UNITS:
- KIT
- FOR TIRE SIZE IMPERIAL:
- STOCK
- PRODUCT NAME:
- CLUTCH KIT
- TYPE:
- CENTRIFUGAL
- ELEVATION IMPERIAL:
- 0' - 3000'
- RIDING STYLE:
- ATV
MSRP: $249.99Now: $224.99Was: $249.99Qty in Cart: 0Quantity:Price:MSRP: $249.99Now: $224.99Was: $249.99Subtotal: -
On Sale
EPI Clutch Kit WE391077
EPI
MSRP: $249.99Now: $224.99Was: $249.99If you're running oversized tires or tackling variable terrain, the EPI Clutch Kit WE391077 restores the low-end and midrange acceleration that larger rubber steals from your machine. This kit eliminates the sluggish throttle response and belt slip that...11400184- SKU:
- 11400184
- Availability:
- Ships Same Business Day
- Weight:
- 1.41 LBS
- ELEVATION IMPERIAL:
- 0' - 3000'
- FOR TIRE SIZE IMPERIAL:
- 27' - 28'
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- CLUTCH KIT
- TYPE:
- CENTRIFUGAL
- UNITS:
- KIT
MSRP: $249.99Now: $224.99Was: $249.99Qty in Cart: 0Quantity:Price:MSRP: $249.99Now: $224.99Was: $249.99Subtotal: -
On Sale
EPI Clutch Kit WE436349
EPI
MSRP: $239.99Now: $215.99Was: $239.99If your riding demands versatility—from trail exploration to hauling loads—a properly tuned clutch kit is essential to prevent belt slippage and maintain consistent power delivery across varying conditions. The EPI Clutch Kit WE436349 is engineered to...11400255- SKU:
- 11400255
- Availability:
- Ships Same Business Day
- Weight:
- 1.69 LBS
- FOR TIRE SIZE IMPERIAL:
- STOCK
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- TYPE:
- CENTRIFUGAL
- ELEVATION IMPERIAL:
- 0' - 3000'
- RIDING STYLE:
- UTV
MSRP: $239.99Now: $215.99Was: $239.99Qty in Cart: 0Quantity:Price:MSRP: $239.99Now: $215.99Was: $239.99Subtotal: -
On Sale
EPI Clutch Kit WE391023
EPI
MSRP: $239.99Now: $215.99Was: $239.99If you're running oversized tires or frequently tackling trail, mud, and sand conditions, the EPI Clutch Kit WE391023 restores the low-end punch and responsive throttle feel that larger tires naturally suppress. This kit eliminates belt slip and reduces...11400126- SKU:
- 11400126
- Availability:
- Ships Same Business Day
- Weight:
- 1.33 LBS
- ELEVATION IMPERIAL:
- 0' - 3000'
- FOR TIRE SIZE IMPERIAL:
- 27' - 28'
- TYPE:
- CENTRIFUGAL
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- RIDING STYLE:
- UTV
MSRP: $239.99Now: $215.99Was: $239.99Qty in Cart: 0Quantity:Price:MSRP: $239.99Now: $215.99Was: $239.99Subtotal: -
On Sale
EPI Clutch Kit WE495025
EPI
MSRP: $249.99Now: $224.99Was: $249.99If you're running oversized tires or tackling mixed terrain from trails to sand to snow, the EPI Clutch Kit WE495025 restores the low-end punch and throttle responsiveness your stock clutch loses under real-world conditions. This kit eliminates the...11400128- SKU:
- 11400128
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- TYPE:
- CENTRIFUGAL
- UNITS:
- KIT
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- UTV
- ELEVATION IMPERIAL:
- 0' - 3000'
- FOR TIRE SIZE IMPERIAL:
- 27' - 28'
- RIDING STYLE:
- ATV
MSRP: $249.99Now: $224.99Was: $249.99Qty in Cart: 0Quantity:Price:MSRP: $249.99Now: $224.99Was: $249.99Subtotal: -
On Sale
EPI Clutch Kit WE437565
EPI
MSRP: $354.99Now: $319.49Was: $354.99If you're running oversized tires or frequently hauling loads, you're already fighting power loss and sluggish throttle response—the EPI WE437565 clutch kit recalibrates your belt drive system to deliver the low-end torque and crisp acceleration you need...11400734- SKU:
- 11400734
- Availability:
- Ships Same Business Day
- Weight:
- 2.85 LBS
- UNITS:
- KIT
- TYPE:
- CENTRIFUGAL
- PRODUCT NAME:
- CLUTCH KIT
- ELEVATION IMPERIAL:
- 0' - 3000'
- FOR TIRE SIZE IMPERIAL:
- 27' - 28'
- RIDING STYLE:
- ATV
MSRP: $354.99Now: $319.49Was: $354.99Qty in Cart: 0Quantity:Price:MSRP: $354.99Now: $319.49Was: $354.99Subtotal: -
On Sale
EPI Clutch Kit WE436962
EPI
MSRP: $354.99Now: $319.49Was: $354.99If you're running oversized tires or tackling mixed terrain—from trails to sand to work applications—the EPI Clutch Kit WE436962 restores the low-end punch and throttle responsiveness your stock clutch can't deliver. This kit compensates for the power...11400395- SKU:
- 11400395
- Availability:
- Ships Same Business Day
- Weight:
- 1.53 LBS
- FOR TIRE SIZE IMPERIAL:
- 27' - 28'
- TYPE:
- CENTRIFUGAL
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- RIDING STYLE:
- UTV
- ELEVATION IMPERIAL:
- 0' - 3000'
MSRP: $354.99Now: $319.49Was: $354.99Qty in Cart: 0Quantity:Price:MSRP: $354.99Now: $319.49Was: $354.99Subtotal: -
On Sale
EPI Clutch Kit WE437475
EPI
MSRP: $359.99Now: $323.99Was: $359.99If you're running oversized tires or frequently tackling varied terrain—from trails to mud to sand—you're likely experiencing power loss and sluggish throttle response. The EPI Clutch Kit WE437475 is engineered to restore that low-end punch and crisp...11400687- SKU:
- 11400687
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- TYPE:
- CENTRIFUGAL
- PRODUCT NAME:
- CLUTCH KIT
- UNITS:
- KIT
- RIDING STYLE:
- UTV
- ELEVATION IMPERIAL:
- 0' - 3000'
- FOR TIRE SIZE IMPERIAL:
- 30' - 32'
- RIDING STYLE:
- ATV
MSRP: $359.99Now: $323.99Was: $359.99 -
On Sale
EPI Universal Joint - Kawasaki WE100220
EPI
MSRP: $31.99Now: $28.79Was: $31.99Universal joints are critical drivetrain components that transfer torque while accommodating shaft misalignment—a worn or failing U-joint will compromise power delivery and create dangerous vibration at speed. The EPI WE100220 is a precision-engineered...WE100220- SKU:
- WE100220
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- TYPE:
- TYPE ONE (INSIDE SNAP RINGS)
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- UNIVERSAL JOINT
- RIDING STYLE:
- UTV
- STYLE:
- WITH U-JOINT
- UNITS:
- KIT
MSRP: $31.99Now: $28.79Was: $31.99 -
On Sale
EPI Clutch Rollers 3 Pack WE213223
EPI
MSRP: $82.99Now: $74.69Was: $82.99Clutch roller wear directly impacts your transmission's ability to engage and disengage smoothly, especially under high-performance driving conditions. The EPI Clutch Rollers 3 Pack maintains precise engagement geometry and prevents the slippage and lag...11410249- SKU:
- 11410249
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- ATV
- STYLE:
- EBS
- STYLE:
- SECONDARY (DRIVEN)
- UNITS:
- 3 PACK
- PRODUCT NAME:
- ROLLER KIT
- RIDING STYLE:
- UTV
- TYPE:
- CLUTCH
MSRP: $82.99Now: $74.69Was: $82.99Qty in Cart: 0Quantity:Price:MSRP: $82.99Now: $74.69Was: $82.99Subtotal: -
On Sale
EPI Primary Spring PATV2
EPI
MSRP: $32.99Now: $29.69Was: $32.99CVT clutch engagement and peak RPM performance depend entirely on spring calibration—get it wrong, and you're leaving power on the table or risking premature wear. The EPI Primary Spring PATV2 gives you precise tuning control to dial in your shift points...PATV2- SKU:
- PATV2
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- COMPRESSED LOAD METRIC:
- 63.5 KG
- INSTALLED LOAD IMPERIAL:
- 75 LB
- INSTALLED LOAD METRIC:
- 34 KG
- MATERIAL:
- CHROME SILICON
- UNITS:
- EACH
- COLOR/FINISH:
- ORANGE
- COMPRESSED LENGTH IMPERIAL:
- 1.25'
- COMPRESSED LOAD IMPERIAL:
- 140 LB
- PRODUCT NAME:
- SPRING
- RIDING STYLE:
- ATV
- INSTALLED LENGTH IMPERIAL:
- 2.5'
- STYLE:
- PRIMARY (DRIVE)
- TYPE:
- CLUTCH
- COMPRESSED LOAD:
- 63,5 KG (140 LB)
- RIDING STYLE:
- UTV
MSRP: $32.99Now: $29.69Was: $32.99Qty in Cart: 0Quantity:Price:MSRP: $32.99Now: $29.69Was: $32.99Subtotal: -
On Sale
EPI Clutch Kit WE436633
EPI
MSRP: $239.99Now: $215.99Was: $239.99If you're running oversized tires or frequently tackling trail, mud, and sand terrain, you're losing low-end power and throttle responsiveness. The EPI Clutch Kit WE436633 restores that lost acceleration and delivers the crisp shift response you need for...11400324- SKU:
- 11400324
- Availability:
- Ships Same Business Day
- Weight:
- 1.34 LBS
- ELEVATION IMPERIAL:
- 0' - 3000'
- FOR TIRE SIZE IMPERIAL:
- 27' - 28'
- RIDING STYLE:
- UTV
- TYPE:
- CENTRIFUGAL
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
MSRP: $239.99Now: $215.99Was: $239.99Qty in Cart: 0Quantity:Price:MSRP: $239.99Now: $215.99Was: $239.99Subtotal: -
GATES Drive Belt 19R3982
GATES
$115.65If you're pushing your high-performance platform hard, a factory serpentine belt won't cut it. The GATES Drive Belt 19R3982 is engineered to handle the extreme transverse loads and temperature swings that come with serious acceleration and forced...11420938- SKU:
- 11420938
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- PRODUCT NAME:
- DRIVE BELT
- MODEL:
- G-FORCE REDLINE™
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$115.65Qty in Cart: 0Quantity:Price:$115.65Subtotal: -
GATES Drive Belt 27R3636
GATES
$119.95If you're running a high-performance platform that demands precision belt control during hard acceleration, the GATES Drive Belt 27R3636 delivers the stiffness and heat tolerance your drivetrain needs. Built to handle rapid torque spikes without slipping...11420946- SKU:
- 11420946
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- MODEL:
- G-FORCE REDLINE™
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- PRODUCT NAME:
- DRIVE BELT
$119.95Qty in Cart: 0Quantity:Price:$119.95Subtotal: -
Ultimax UA454 Drive Belt for Polaris RZR 170 2009-2018
ULTIMAX
$97.04A worn or slipping drive belt forces your RZR 170's CVT system to work harder, robbing you of power delivery and risking catastrophic drivetrain damage. The Ultimax UA454 restores belt grip and efficiency with premium rubber compounds and Aramax®...11420437- SKU:
- 11420437
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- COLOR/FINISH:
- BLACK
- MODEL:
- ULTIMAX HYPERMAX ATV
- RIDING STYLE:
- UTV
- TYPE:
- TOP-COG
- UNITS:
- EACH
- MATERIAL:
- RUBBER
- STYLE:
- RIBBED
- MATERIAL:
- ARAMAX® CORD
- PRODUCT NAME:
- DRIVE BELT
$97.04Qty in Cart: 0Quantity:Price:$97.04Subtotal: -
Ultimax UA402 Drive Belt for Arctic Cat 90 2002-2004
ULTIMAX
$86.69A worn or damaged drive belt will rob your Arctic Cat 90 of power delivery and create costly downtime. The Ultimax UA402 restores full CVT performance with premium rubber construction and Aramax® reinforcement that handles the demands of aggressive...11420004- SKU:
- 11420004
- Availability:
- Ships Same Business Day
- Weight:
- 0.39 LBS
- COLOR/FINISH:
- BLACK
- STYLE:
- RIBBED
- MODEL:
- ULTIMAX HYPERMAX ATV
- PRODUCT NAME:
- DRIVE BELT
- TYPE:
- FLAT-TOP
- MATERIAL:
- ARAMAX® CORD
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- RUBBER
$86.69Qty in Cart: 0Quantity:Price:$86.69Subtotal: -
Ultimax UA Series Drive Belt for 1999-2002 Kawasaki KVF300 Prairie 2x4 4x4 UA409
ULTIMAX
$151.56The Ultimax UA409 Drive Belt is engineered to maintain consistent power delivery and prevent slippage in your Kawasaki Prairie's CVT system. A worn or stretched OEM belt compromises acceleration, fuel efficiency, and overall driveline...11420008- SKU:
- 11420008
- Availability:
- Ships Same Business Day
- Weight:
- 1.01 LBS
- MATERIAL:
- ARAMAX® CORD
- RIDING STYLE:
- ATV
- TYPE:
- TOP-COG
- UNITS:
- EACH
- MODEL:
- ULTIMAX HYPERMAX ATV
- PRODUCT NAME:
- DRIVE BELT
- COLOR/FINISH:
- BLACK
- MATERIAL:
- RUBBER
- STYLE:
- RIBBED
$151.56Qty in Cart: 0Quantity:Price:$151.56Subtotal: -
Ultimax UA Series Drive Belt for Kawasaki Mule 1000 1988 UA439
ULTIMAX
$133.00A worn or slipping drive belt directly impacts the performance and reliability of your Kawasaki Mule 1000. The Ultimax UA439 restores efficient power transfer from your engine to the driven components, preventing costly damage to your variable speed...11420279- SKU:
- 11420279
- Availability:
- Ships Same Business Day
- Weight:
- 0.98 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- UTV
- TYPE:
- TOP-COG
- UNITS:
- EACH
- MATERIAL:
- ARAMAX® CORD
- MODEL:
- ULTIMAX HYPERMAX ATV
- PRODUCT NAME:
- DRIVE BELT
- MATERIAL:
- RUBBER
- STYLE:
- RIBBED
$133.00Qty in Cart: 0Quantity:Price:$133.00Subtotal:
