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
-
On Sale
EPI Mud Clutch Kit - Can Am WE436526
EPI
MSRP: $354.99Now: $319.49Was: $354.99Upgrading to larger tires on your Can-Am delivers aggressive styling and improved ground clearance, but it also robs your machine of low-end power and makes mud crawling harder work. The EPI Mud...11400471- SKU:
- 11400471
- Availability:
- Ships Same Business Day
- Weight:
- 1.58 LBS
- ELEVATION IMPERIAL:
- 0' - 3000'
- RIDING STYLE:
- UTV
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- CLUTCH KIT
- TYPE:
- CENTRIFUGAL
- UNITS:
- KIT
- FOR TIRE SIZE IMPERIAL:
- 28'+
MSRP: $354.99Now: $319.49Was: $354.99 -
On Sale
EPI Mud Clutch Kit - Kawasaki AW455750
EPI
MSRP: $279.99Now: $251.99Was: $279.99If you've upgraded to larger tires on your Kawasaki ATV, you've likely experienced the frustration of power loss and sluggish low-end response. The EPI Mud Clutch Kit restores that lost performance...11400473- SKU:
- 11400473
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- ELEVATION IMPERIAL:
- 0' - 3000'
- TYPE:
- CENTRIFUGAL
- FOR TIRE SIZE IMPERIAL:
- 28'+
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- RIDING STYLE:
- UTV
MSRP: $279.99Now: $251.99Was: $279.99 -
On Sale
EPI Mud Clutch Kit - Kawasaki AW443104
EPI
MSRP: $279.99Now: $251.99Was: $279.99If you've upgraded to larger tires on your Kawasaki, you know the performance hit that comes with increased rotational mass—power loss, sluggish throttle response, and belt slip under load. The EPI...11400474- SKU:
- 11400474
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- TYPE:
- CENTRIFUGAL
- FOR TIRE SIZE IMPERIAL:
- 28'+
- PRODUCT NAME:
- CLUTCH KIT
- UNITS:
- KIT
- RIDING STYLE:
- UTV
- ELEVATION IMPERIAL:
- 0' - 3000'
- RIDING STYLE:
- ATV
MSRP: $279.99Now: $251.99Was: $279.99 -
On Sale
EPI Mud Clutch Kit - Yamaha WE394660
EPI
MSRP: $249.99Now: $224.99Was: $249.99Upgrading to larger tires on your Yamaha can rob you of low-end power and make turning in muddy conditions a chore—the EPI Mud Clutch Kit WE394660 restores that lost performance and gives you the...11400476- SKU:
- 11400476
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- FOR TIRE SIZE IMPERIAL:
- 28'+
- UNITS:
- KIT
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- UTV
- 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 Mud Clutch Kit - Yamaha WE394670
EPI
MSRP: $249.99Now: $224.99Was: $249.99Upgrading to larger tires on your Yamaha demands a clutch system engineered to handle the increased load and rotational mass—the EPI Mud Clutch Kit restores the power delivery and low-end torque your...11400477- SKU:
- 11400477
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- ELEVATION IMPERIAL:
- 0' - 3000'
- FOR TIRE SIZE IMPERIAL:
- 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 Mud Clutch Kit - Can Am WE437057
EPI
MSRP: $354.99Now: $319.49Was: $354.99If you've upgraded to larger tires on your Can-Am, you've likely noticed a drop in low-end power and sluggish throttle response—the EPI Mud Clutch Kit WE437057 is engineered to restore that...11400480- SKU:
- 11400480
- Availability:
- Ships Same Business Day
- Weight:
- 1.56 LBS
- FOR TIRE SIZE IMPERIAL:
- 28'+
- UNITS:
- KIT
- ELEVATION IMPERIAL:
- 0' - 3000'
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- UTV
- TYPE:
- CENTRIFUGAL
MSRP: $354.99Now: $319.49Was: $354.99 -
On Sale
EPI Clutch Kit WE437050
EPI
MSRP: $249.99Now: $224.99Was: $249.99If you're running oversized tires or frequently hauling loads, you're losing power and throttle response right off the line. The EPI Clutch Kit WE437050 restores that low-end punch and mid-range...11400488- SKU:
- 11400488
- Availability:
- Ships Same Business Day
- Weight:
- 1.55 LBS
- FOR TIRE SIZE IMPERIAL:
- ANY
- UNITS:
- KIT
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- UTV
- TYPE:
- CENTRIFUGAL
- ELEVATION IMPERIAL:
- 0' - 3000'
- RIDING STYLE:
- ATV
MSRP: $249.99Now: $224.99Was: $249.99 -
On Sale
EPI Clutch Kit WE436524
EPI
MSRP: $354.99Now: $319.49Was: $354.99If you're running oversized tires or frequently tackling low-speed terrain like trails and mud, your stock clutch is working harder than it was designed to—leading to belt slip, sluggish...11400312- SKU:
- 11400312
- Availability:
- Ships Same Business Day
- Weight:
- 1.56 LBS
- PRODUCT NAME:
- CLUTCH KIT
- UNITS:
- KIT
- FOR TIRE SIZE IMPERIAL:
- 27' - 28'
- TYPE:
- CENTRIFUGAL
- RIDING STYLE:
- UTV
- ELEVATION IMPERIAL:
- 0' - 3000'
- 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 WE490652
EPI
MSRP: $239.99Now: $215.99Was: $239.99If you're running oversized tires or frequently hauling loads, the EPI Clutch Kit WE490652 compensates for the power loss and sluggish response that comes with added weight and rolling resistance...11400167- SKU:
- 11400167
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- TYPE:
- CENTRIFUGAL
- PRODUCT NAME:
- CLUTCH KIT
- UNITS:
- KIT
- RIDING STYLE:
- UTV
- ELEVATION IMPERIAL:
- 0' - 3000'
- FOR TIRE SIZE IMPERIAL:
- 27' - 28'
- RIDING STYLE:
- ATV
MSRP: $239.99Now: $215.99Was: $239.99 -
On Sale
EPI Economy Clutch Kit WE397430
EPI
MSRP: $69.99Now: $62.99Was: $69.99If you're running a CVT-equipped ATV and experiencing inconsistent belt engagement during trail riding, the EPI Economy Clutch Kit addresses this with a tuned spring package that optimizes belt grip...11400171- SKU:
- 11400171
- Availability:
- Ships Same Business Day
- Weight:
- 1.08 LBS
- FOR TIRE SIZE IMPERIAL:
- ANY
- PRODUCT NAME:
- CLUTCH KIT
- UNITS:
- KIT
- TYPE:
- CENTRIFUGAL
- ELEVATION IMPERIAL:
- ANY
- RIDING STYLE:
- ATV
- RIDING STYLE:
- UTV
MSRP: $69.99Now: $62.99Was: $69.99Qty in Cart: 0Quantity:Price:MSRP: $69.99Now: $62.99Was: $69.99Subtotal: -
On Sale
EPI Clutch Kit AW441654
EPI
MSRP: $279.99Now: $251.99Was: $279.99If you're running oversized tires or frequently tackling trail, mud, and sand terrain, you're already fighting power loss and sluggish throttle response. The EPI Clutch Kit AW441654 restores low-end...11400173- SKU:
- 11400173
- Availability:
- Ships Same Business Day
- Weight:
- 1.53 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: $279.99Now: $251.99Was: $279.99Qty in Cart: 0Quantity:Price:MSRP: $279.99Now: $251.99Was: $279.99Subtotal: -
On Sale
EPI Clutch Kit WE493005
EPI
MSRP: $239.99Now: $215.99Was: $239.99If you're running oversized tires or spending time in variable terrain—whether that's trail riding, mud, sand, or hauling loads—the EPI Clutch Kit WE493005 restores the low-end punch and...11400180- SKU:
- 11400180
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- ELEVATION IMPERIAL:
- 0' - 3000'
- FOR TIRE SIZE IMPERIAL:
- 27' - 28'
- RIDING STYLE:
- UTV
- TYPE:
- CENTRIFUGAL
MSRP: $239.99Now: $215.99Was: $239.99Qty in Cart: 0Quantity:Price:MSRP: $239.99Now: $215.99Was: $239.99Subtotal: -
On Sale
EPI Drive Belt WE262003
EPI
MSRP: $85.99Now: $77.39Was: $85.99A worn or damaged drive belt compromises power delivery and can leave you stranded during critical moments on the trail or track. The EPI Drive Belt WE262003 restores OEM-level performance with...11420087- SKU:
- 11420087
- Availability:
- Ships Same Business Day
- Weight:
- 0.86 LBS
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- UTV
- TYPE:
- DOUBLE-COGGED
- MATERIAL:
- ARAMID
- PRODUCT NAME:
- DRIVE BELT
- RIDING STYLE:
- ATV
- MODEL:
- STANDARD
- STYLE:
- RIBBED
MSRP: $85.99Now: $77.39Was: $85.99 -
On Sale
EPI Drive Belt WE262035
EPI
MSRP: $85.99Now: $77.39Was: $85.99A worn or damaged drive belt compromises your ATV or UTV's power delivery and can leave you stranded at the worst possible time. The EPI Drive Belt WE262035 is an OEM-specification replacement that...11420093- SKU:
- 11420093
- Availability:
- Ships Same Business Day
- Weight:
- 1.01 LBS
- MATERIAL:
- ARAMID
- MODEL:
- STANDARD
- PRODUCT NAME:
- DRIVE BELT
- RIDING STYLE:
- ATV
- STYLE:
- RIBBED
- RIDING STYLE:
- UTV
- COLOR/FINISH:
- BLACK
- TYPE:
- DOUBLE-COGGED
- UNITS:
- EACH
MSRP: $85.99Now: $77.39Was: $85.99 -
On Sale
EPI Drive Belt WE262203
EPI
MSRP: $116.99Now: $105.29Was: $116.99If you're running a high-horsepower ATV or UTV, belt slippage and excessive heat will cost you reliability and performance. The EPI Drive Belt WE262203 is engineered specifically for big-bore...11420094- SKU:
- 11420094
- Availability:
- Ships Same Business Day
- Weight:
- 0.79 LBS
- MATERIAL:
- NEOPRENE
- MODEL:
- SUPER DUTY
- RIDING STYLE:
- UTV
- RIDING STYLE:
- ATV
- STYLE:
- RIBBED
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- TYPE:
- DOUBLE-COGGED
- MATERIAL:
- ARAMID
- PRODUCT NAME:
- DRIVE BELT
MSRP: $116.99Now: $105.29Was: $116.99Qty in Cart: 0Quantity:Price:MSRP: $116.99Now: $105.29Was: $116.99Subtotal: -
On Sale
EPI Drive Belt WE262204
EPI
MSRP: $116.99Now: $105.29Was: $116.99If you're running a high-horsepower or big-bore ATV or UTV, your stock drive belt won't cut it. The EPI WE262204 is engineered to handle the demands of serious performance applications, delivering...11420095- SKU:
- 11420095
- Availability:
- Ships Same Business Day
- Weight:
- 0.88 LBS
- MATERIAL:
- ARAMID
- PRODUCT NAME:
- DRIVE BELT
- COLOR/FINISH:
- BLACK
- STYLE:
- RIBBED
- MATERIAL:
- NEOPRENE
- MODEL:
- SUPER DUTY
- RIDING STYLE:
- ATV
- TYPE:
- DOUBLE-COGGED
- UNITS:
- EACH
MSRP: $116.99Now: $105.29Was: $116.99 -
On Sale
EPI Drive Belt WE262217
EPI
MSRP: $116.99Now: $105.29Was: $116.99If you're running a high-horsepower ATV or UTV, belt slippage and excessive clutch heat will cost you performance and reliability. The EPI Drive Belt WE262217 is engineered specifically for big-bore...11420096- SKU:
- 11420096
- Availability:
- Ships Same Business Day
- Weight:
- 0.79 LBS
- MATERIAL:
- ARAMID
- PRODUCT NAME:
- DRIVE BELT
- STYLE:
- RIBBED
- COLOR/FINISH:
- BLACK
- MODEL:
- SUPER DUTY
- RIDING STYLE:
- ATV
- TYPE:
- DOUBLE-COGGED
- UNITS:
- EACH
- MATERIAL:
- NEOPRENE
MSRP: $116.99Now: $105.29Was: $116.99 -
On Sale
EPI Drive Belt WE262233
EPI
MSRP: $116.99Now: $105.29Was: $116.99If you're running a big-bore ATV or UTV with elevated power output, your stock drive belt won't cut it. The EPI WE262233 is engineered specifically for high-horsepower applications, delivering the...11420098- SKU:
- 11420098
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- MATERIAL:
- ARAMID
- PRODUCT NAME:
- DRIVE BELT
- COLOR/FINISH:
- BLACK
- TYPE:
- DOUBLE-COGGED
- MODEL:
- SUPER DUTY
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- NEOPRENE
- RIDING STYLE:
- UTV
- STYLE:
- RIBBED
MSRP: $116.99Now: $105.29Was: $116.99 -
On Sale
EPI Drive Belt WE262234
EPI
MSRP: $116.99Now: $105.29Was: $116.99If you're running a high-horsepower ATV or UTV, belt slippage and heat buildup will kill your performance and reliability. The EPI Drive Belt WE262234 is engineered specifically for big-bore...11420099- SKU:
- 11420099
- Availability:
- Ships Same Business Day
- Weight:
- 1.13 LBS
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- NEOPRENE
- MODEL:
- SUPER DUTY
- TYPE:
- DOUBLE-COGGED
- COLOR/FINISH:
- BLACK
- STYLE:
- RIBBED
- MATERIAL:
- ARAMID
- PRODUCT NAME:
- DRIVE BELT
MSRP: $116.99Now: $105.29Was: $116.99Qty in Cart: 0Quantity:Price:MSRP: $116.99Now: $105.29Was: $116.99Subtotal: -
On Sale
EPI Drive Belt WE262236
EPI
MSRP: $116.99Now: $105.29Was: $116.99If you're running a high-horsepower big-bore ATV or UTV, belt slippage and excessive clutch heat are constant threats to reliability and power delivery. The EPI Drive Belt WE262236 is purpose-built...11420100- SKU:
- 11420100
- Availability:
- Ships Same Business Day
- Weight:
- 1.14 LBS
- RIDING STYLE:
- ATV
- STYLE:
- RIBBED
- UNITS:
- EACH
- MATERIAL:
- NEOPRENE
- MODEL:
- SUPER DUTY
- RIDING STYLE:
- UTV
- MATERIAL:
- ARAMID
- PRODUCT NAME:
- DRIVE BELT
- COLOR/FINISH:
- BLACK
- TYPE:
- DOUBLE-COGGED
MSRP: $116.99Now: $105.29Was: $116.99Qty in Cart: 0Quantity:Price:MSRP: $116.99Now: $105.29Was: $116.99Subtotal:
