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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MOOSE UTILITY Aluminum Sprague Carrier 100-1124-PU
MOOSE UTILITY
$189.95The stock plastic Sprague carrier is a known failure point under sustained load and high RPM operation. This 6061 billet aluminum replacement eliminates that weak link, delivering the durability and...12050323- SKU:
- 12050323
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- MATERIAL:
- 6061 BILLET ALUMINUM
- TYPE:
- SPRAGUE
- RIDING STYLE:
- UTV
- PRODUCT NAME:
- CARRIER
- UNITS:
- EACH
$189.95 -
MOOSE UTILITY Aluminum Sprague Carrier 100-1130-PU
MOOSE UTILITY
$189.95The stock plastic sprague carrier is a weak point in any high-demand drivetrain, prone to failure under load and heat cycling. A billet aluminum replacement eliminates this vulnerability, delivering...12050283- SKU:
- 12050283
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- PRODUCT NAME:
- CARRIER
- UNITS:
- EACH
- MATERIAL:
- 6061 BILLET ALUMINUM
- RIDING STYLE:
- UTV
- TYPE:
- SPRAGUE
- RIDING STYLE:
- ATV
$189.95 -
MOOSE UTILITY Front Propeller Shaft PAPRS-1001
MOOSE UTILITY
$263.95A worn or damaged front propeller shaft compromises driveline integrity and introduces vibration that degrades handling precision and accelerates wear on downstream components. The MOOSE UTILITY...12050288- SKU:
- 12050288
- Availability:
- Ships Same Business Day
- Weight:
- 9.60 LBS
- RIDING STYLE:
- UTV
- TYPE:
- PROPELLER
- PRODUCT NAME:
- SHAFT
- POSITION:
- FRONT
- UNITS:
- EACH
$263.95Qty in Cart: 0Quantity:Price:$263.95Subtotal: -
On Sale
EPI Differential Seal Kit - Front WE290129
EPI
MSRP: $49.99Now: $44.99Was: $49.99Differential seal degradation leads to oil leakage, contamination, and premature wear—issues that compromise both performance and reliability. The EPI Differential Seal Kit WE290129 provides a...12050381- SKU:
- 12050381
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- PRODUCT NAME:
- BEARING AND SEAL KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- TYPE:
- DIFFERENTIAL
MSRP: $49.99Now: $44.99Was: $49.99Qty in Cart: 0Quantity:Price:MSRP: $49.99Now: $44.99Was: $49.99Subtotal: -
On Sale
EPI Differential Bearing/Seal Kit - Front/Rear WE290132
EPI
MSRP: $109.99Now: $98.99Was: $109.99A worn differential seal leads to oil leakage, contamination, and accelerated bearing wear—all of which compromise your differential's longevity and performance. The EPI Differential Bearing/Seal Kit...12050384- SKU:
- 12050384
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- POSITION:
- REAR
- RIDING STYLE:
- ATV
- TYPE:
- DIFFERENTIAL
- RIDING STYLE:
- UTV
- POSITION:
- FRONT
- PRODUCT NAME:
- BEARING AND SEAL KIT
- UNITS:
- KIT
MSRP: $109.99Now: $98.99Was: $109.99Qty in Cart: 0Quantity:Price:MSRP: $109.99Now: $98.99Was: $109.99Subtotal: -
On Sale
EPI Differential Bearing/Seal Kit - Rear WE290133
EPI
MSRP: $118.99Now: $107.09Was: $118.99A differential rebuild is critical maintenance for any serious racer or high-mileage vehicle owner—worn seals lead to fluid loss, contamination, and catastrophic drivetrain failure. This EPI kit...12050385- SKU:
- 12050385
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- PRODUCT NAME:
- BEARING AND SEAL KIT
- UNITS:
- KIT
- POSITION:
- REAR
- RIDING STYLE:
- ATV
- TYPE:
- DIFFERENTIAL
MSRP: $118.99Now: $107.09Was: $118.99 -
On Sale
EPI Differential Bearing/Seal Kit - Rear WE290134
EPI
MSRP: $95.99Now: $86.39Was: $95.99Differential seal failure leads to oil leakage, contamination, and catastrophic drivetrain damage—often at the worst possible moment. The EPI Differential Bearing/Seal Kit WE290134 provides a...12050386- SKU:
- 12050386
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- RIDING STYLE:
- UTV
- POSITION:
- REAR
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- PRODUCT NAME:
- BEARING AND SEAL KIT
- TYPE:
- DIFFERENTIAL
MSRP: $95.99Now: $86.39Was: $95.99 -
On Sale
EPI Differential Bearing/Seal Kit - Rear WE290137
EPI
MSRP: $219.99Now: $197.99Was: $219.99A leaking differential compromises both performance and reliability—and ignoring seal degradation only compounds the damage. This EPI rebuild kit supplies all the seals and components necessary to...12050389- SKU:
- 12050389
- Availability:
- Ships Same Business Day
- Weight:
- 5.85 LBS
- TYPE:
- DIFFERENTIAL
- UNITS:
- KIT
- PRODUCT NAME:
- BEARING AND SEAL KIT
- POSITION:
- REAR
- RIDING STYLE:
- UTV
MSRP: $219.99Now: $197.99Was: $219.99Qty in Cart: 0Quantity:Price:MSRP: $219.99Now: $197.99Was: $219.99Subtotal: -
On Sale
EPI Differential Bearing/Seal Kit - Front WE290138
EPI
MSRP: $84.99Now: $76.49Was: $84.99A worn differential is a ticking time bomb—leaking fluid, grinding bearings, and eventual catastrophic failure. The EPI Differential Bearing/Seal Kit (WE290138) gives you all the seals and components...12050390- SKU:
- 12050390
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- RIDING STYLE:
- UTV
- POSITION:
- FRONT
- UNITS:
- KIT
- PRODUCT NAME:
- BEARING AND SEAL KIT
- RIDING STYLE:
- ATV
- TYPE:
- DIFFERENTIAL
MSRP: $84.99Now: $76.49Was: $84.99Qty in Cart: 0Quantity:Price:MSRP: $84.99Now: $76.49Was: $84.99Subtotal: -
On Sale
EPI Universal Joint - Arctic Cat ATV WE100515
EPI
MSRP: $32.99Now: $29.69Was: $32.99Universal joints are critical drivetrain components that transfer rotational force while accommodating misalignment between driveshaft sections. A worn or damaged joint introduces vibration, noise,...12050156- SKU:
- 12050156
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
- PRODUCT NAME:
- UNIVERSAL JOINT
- STYLE:
- WITH U-JOINT
- UNITS:
- KIT
- RIDING STYLE:
- ATV
- TYPE:
- TYPE ONE (INSIDE SNAP RINGS)
MSRP: $32.99Now: $29.69Was: $32.99 -
On Sale
EPI Universal Joint - Kawasaki/Suzuki ATV WE100230
EPI
MSRP: $32.99Now: $29.69Was: $32.99A worn or damaged universal joint compromises driveline integrity, leading to vibration, power loss, and potential drivetrain failure. The EPI Universal Joint (WE100230) is a direct OEM replacement...12050157- SKU:
- 12050157
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PRODUCT NAME:
- UNIVERSAL JOINT
- UNITS:
- KIT
- STYLE:
- WITH U-JOINT
- RIDING STYLE:
- ATV
- TYPE:
- TYPE ONE (INSIDE SNAP RINGS)
MSRP: $32.99Now: $29.69Was: $32.99 -
On Sale
EPI Universal Joint - Can-Am WE100996
EPI
MSRP: $31.99Now: $28.79Was: $31.99A worn or failing universal joint compromises drivetrain efficiency and can lead to vibration, noise, and costly transmission damage. The EPI Universal Joint (WE100996) is a direct OEM replacement...12050189- SKU:
- 12050189
- Availability:
- Ships Same Business Day
- Weight:
- 0.49 LBS
- RIDING STYLE:
- ATV
- RIDING STYLE:
- UTV
- UNITS:
- KIT
- PRODUCT NAME:
- UNIVERSAL JOINT
- STYLE:
- WITH U-JOINT
- TYPE:
- TYPE TWO (OUTSIDE SNAP RINGS)
MSRP: $31.99Now: $28.79Was: $31.99 -
On Sale
EPI Economy Clutch Kit AW433600
EPI
MSRP: $99.99Now: $89.99Was: $99.99If you're running a CVT-equipped UTV or ATV and struggling with belt slippage during trail riding, the EPI Economy Clutch Kit AW433600 delivers the grip you need without the premium price tag. This...AW433600- SKU:
- AW433600
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- FOR TIRE SIZE IMPERIAL:
- ANY
- RIDING STYLE:
- UTV
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- ELEVATION IMPERIAL:
- 0' - 3000'
- TYPE:
- CENTRIFUGAL
MSRP: $99.99Now: $89.99Was: $99.99 -
On Sale
EPI Button Kit - P90 CX400042
EPI
MSRP: $82.99Now: $74.69Was: $82.99Clutch button wear is a silent killer of performance—a worn set will rob your P85 or P90 clutch of engagement precision and reliability when you need it most. The EPI Button Kit restores OEM-spec...CX400042- SKU:
- CX400042
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- PRODUCT NAME:
- BUTTON KIT
- RIDING STYLE:
- SNOW
- COLOR/FINISH:
- BLACK
- STYLE:
- SECONDARY (DRIVEN)
- TYPE:
- CLUTCH
- UNITS:
- 12 PACK
- FOR CLUTCH TYPE:
- P90
MSRP: $82.99Now: $74.69Was: $82.99 -
On Sale
EPI Clutch Rebuild Kit WE210145
EPI
MSRP: $195.99Now: $176.39Was: $195.99A worn primary clutch compromises your engine's power transfer and throttle response—exactly what you can't afford in racing or high-performance driving. This EPI rebuild kit gives you everything...WE210145- SKU:
- WE210145
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- CLUTCH
- RIDING STYLE:
- UTV
- STYLE:
- PRIMARY (DRIVE)
- UNITS:
- KIT
MSRP: $195.99Now: $176.39Was: $195.99 -
On Sale
EPI Clutch Rebuild Kit WE210155
EPI
MSRP: $219.99Now: $197.99Was: $219.99Primary clutch wear compounds over time, leading to power loss, inconsistent engagement, and premature failure. This comprehensive rebuild kit provides all the essential components needed to restore...WE210155- SKU:
- WE210155
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- RIDING STYLE:
- UTV
- STYLE:
- PRIMARY (DRIVE)
- TYPE:
- CLUTCH
- UNITS:
- KIT
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- REBUILD KIT
MSRP: $219.99Now: $197.99Was: $219.99 -
On Sale
EPI Clutch Rebuild Kit WE210165
EPI
MSRP: $219.99Now: $197.99Was: $219.99A worn or slipping primary clutch costs you power delivery and consistency on the track or trail. The EPI Clutch Rebuild Kit WE210165 gives you everything needed for a complete, professional-grade...WE210165- SKU:
- WE210165
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- RIDING STYLE:
- UTV
- STYLE:
- PRIMARY (DRIVE)
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- CLUTCH
- UNITS:
- KIT
- RIDING STYLE:
- ATV
MSRP: $219.99Now: $197.99Was: $219.99 -
On Sale
EPI Clutch Rebuild Kit WE210175
EPI
MSRP: $259.99Now: $233.99Was: $259.99Primary clutch wear is inevitable, but worn bushings, pins, and rollers directly compromise engagement precision and power delivery. This complete rebuild kit restores your clutch to OEM...WE210175- SKU:
- WE210175
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- RIDING STYLE:
- UTV
- STYLE:
- PRIMARY (DRIVE)
- TYPE:
- CLUTCH
MSRP: $259.99Now: $233.99Was: $259.99 -
On Sale
EPI Clutch Rebuild Kit WE210180
EPI
MSRP: $259.99Now: $233.99Was: $259.99Primary clutch wear is one of the most common performance killers in high-performance applications—slippage, inconsistent engagement, and power loss compound quickly once internal components degrade...WE210180- SKU:
- WE210180
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- UTV
- STYLE:
- PRIMARY (DRIVE)
- TYPE:
- CLUTCH
- UNITS:
- KIT
MSRP: $259.99Now: $233.99Was: $259.99 -
On Sale
EPI Roller Weights WE241012
EPI
MSRP: $64.99Now: $58.49Was: $64.99CVT transmission performance hinges on precise belt and pulley engagement, and the EPI Roller Weights WE241012 give you direct control over upshift timing and peak RPM thresholds. By fine-tuning the...WE241012- SKU:
- WE241012
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- TYPE:
- CLUTCH
- RIDING STYLE:
- ATV
- UNITS:
- 8 PACK
- PRODUCT NAME:
- WEIGHT
- RIDING STYLE:
- UTV
- STYLE:
- ROLLER
MSRP: $64.99Now: $58.49Was: $64.99Qty in Cart: 0Quantity:Price:MSRP: $64.99Now: $58.49Was: $64.99Subtotal:
