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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PARTS UNLIMITED 520H - Drive Chain - 88 Links T520H88
PARTS UNLIMITED
$32.95A reliable 520H chain is the backbone of any high-performance drivetrain, and this Parts Unlimited offering delivers dependable power transmission without breaking your budget. Whether you're building a race bike, maintaining a pit bike, or servicing...T520H88- SKU:
- T520H88
- Availability:
- Ships Same Business Day
- Weight:
- 3.25 LBS
- MATERIAL:
- STEEL
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 250 CC
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- MASTER LINK CONNECTOR:
- CLIP
- RIDING STYLE:
- STREET
- SEAL TYPE:
- NON-SEAL
- TENSILE STRENGTH IMPERIAL:
- 7450 LB
- TENSILE STRENGTH METRIC:
- 33.1 KN
- CHAIN TYPE:
- 520 H
- NUMBER OF LINKS:
- 88
- PRODUCT NAME:
- DRIVE CHAIN
- CHAIN SIZE:
- 520
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 250 CC
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- UTV
$32.95Qty in Cart: 0Quantity:Price:$32.95Subtotal: -
MOOSE RACING Differential Bearing/Seal Kit - Rear 25-2097
MOOSE RACING
$134.95A worn differential bearing and seal kit will compromise your drivetrain's efficiency and longevity—leading to fluid leakage, contamination, and premature failure. The MOOSE RACING 25-2097 kit delivers OEM-quality replacements with high-speed bearings...12050256- SKU:
- 12050256
- Availability:
- Ships Same Business Day
- Weight:
- 2.85 LBS
- POSITION:
- REAR
- RIDING STYLE:
- ATV
- TYPE:
- DIFFERENTIAL
- PRODUCT NAME:
- BEARING AND SEAL KIT
- UNITS:
- KIT
$134.95 -
MOOSE RACING Differential Bearing/Seal Kit - Rincon - Rear 25-2047
MOOSE RACING
$53.95A worn differential bearing or compromised seal can silently destroy your Rincon's rear end, leading to catastrophic failure and costly downtime. This MOOSE RACING kit delivers everything you need for a complete differential service in one convenient...12050125- SKU:
- 12050125
- Availability:
- Ships Same Business Day
- Weight:
- 1.73 LBS
- POSITION:
- REAR
- UNITS:
- KIT
- PRODUCT NAME:
- BEARING AND SEAL KIT
- RIDING STYLE:
- ATV
- TYPE:
- DIFFERENTIAL
$53.95Qty in Cart: 0Quantity:Price:$53.95Subtotal: -
MOOSE RACING Differential Bearing/Seal Kit - TRX - Front 25-2060
MOOSE RACING
$74.95A worn differential bearing or failing seal compromises your drivetrain's precision and can lead to costly damage down the line. This MOOSE RACING kit delivers everything you need for a complete differential service in one convenient package, eliminating...12050127- SKU:
- 12050127
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- PRODUCT NAME:
- BEARING AND SEAL KIT
- POSITION:
- FRONT
- UNITS:
- KIT
- RIDING STYLE:
- ATV
- TYPE:
- DIFFERENTIAL
$74.95 -
MOOSE RACING Transmission Seal Kit - Can Am 25-7151
MOOSE RACING
$84.95Transmission seal degradation is one of the most common sources of fluid loss in powersports vehicles, leading to accelerated wear, overheating, and catastrophic failure if left unaddressed. The MOOSE RACING Transmission Seal Kit provides OEM-quality...09351068- SKU:
- 09351068
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- SEAL KIT
- RIDING STYLE:
- UTV
- TYPE:
- TRANSMISSION
- UNITS:
- KIT
$84.95Qty in Cart: 0Quantity:Price:$84.95Subtotal: -
MOOSE RACING Differential Seal Kit - Rear 25-2045-5
MOOSE RACING
$25.95A leaking differential seal compromises gear lubrication and accelerates wear on critical drivetrain components, ultimately threatening performance and reliability. This MOOSE RACING seal kit restores the integrity of your rear differential with...09350470- SKU:
- 09350470
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- MATERIAL:
- RUBBER
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- PRODUCT NAME:
- SEAL KIT
- TYPE:
- DIFFERENTIAL
$25.95 -
MOOSE RACING Differential Seal Kit - Front/Rear 25-2050-5
MOOSE RACING
$19.95Differential seal failure is one of the most common—and preventable—causes of fluid loss and drivetrain damage. The MOOSE RACING Differential Seal Kit replaces worn or leaking seals on both front and rear differentials, restoring proper fluid containment...09350471- SKU:
- 09350471
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- PRODUCT NAME:
- SEAL KIT
- UNITS:
- KIT
- MATERIAL:
- RUBBER
- RIDING STYLE:
- ATV
- TYPE:
- DIFFERENTIAL
- RIDING STYLE:
- UTV
$19.95 -
MOOSE RACING Differential Seal Kit - Front 25-2051-5
MOOSE RACING
$19.95Differential seal failure leads to fluid leakage, contamination, and catastrophic drivetrain damage—especially under high-performance driving conditions. The MOOSE RACING Differential Seal Kit eliminates these risks with OEM-equivalent sealing surfaces,...09350472- SKU:
- 09350472
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MATERIAL:
- RUBBER
- PRODUCT NAME:
- SEAL KIT
- UNITS:
- KIT
- RIDING STYLE:
- ATV
- TYPE:
- DIFFERENTIAL
$19.95 -
MOOSE RACING Differential Seal Kit - Front 25-2003-5
MOOSE RACING
$19.95Differential seals are critical to maintaining proper lubrication and preventing costly fluid leaks that compromise performance and longevity. A worn or damaged front differential seal can lead to contamination, gear wear, and catastrophic failure on the...09350407- SKU:
- 09350407
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- RUBBER
- PRODUCT NAME:
- SEAL KIT
- UNITS:
- KIT
- RIDING STYLE:
- ATV
- TYPE:
- DIFFERENTIAL
$19.95 -
MOOSE UTILITY Universal Joint - Yamaha ATV201
MOOSE UTILITY
$20.95A reliable universal joint is critical for consistent power delivery and smooth drivetrain operation on your Yamaha ATV. The MOOSE Utility Universal Joint (ATV201) is engineered for heavy-duty use, ensuring durability through demanding terrain and...12050006- SKU:
- 12050006
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- TYPE:
- TYPE ONE (INSIDE SNAP RINGS)
- PRODUCT NAME:
- UNIVERSAL JOINT
$20.95 -
REGINA 520 ZRA - Connecting Link - Clip 42/135ZRA
REGINA
$10.95A worn or damaged connecting link compromises your chain's integrity and can lead to catastrophic drivetrain failure mid-race or ride. The REGINA 520 ZRA Connecting Link is engineered to restore full chain strength and reliability with precision-machined...12250560- SKU:
- 12250560
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- RIDING STYLE:
- STREET
- CHAIN TYPE:
- 520 ZRA
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- CONNECTING LINK
- TYPE:
- CLIP
- UNITS:
- EACH
$10.95 -
EK 520 - Standard Non-Sealed Chain - 90 Links 520-90
EK
$40.74A reliable 520 chain is the backbone of any high-performance drivetrain, and the EK 520 delivers proven durability without compromising your budget. Whether you're running a sport bike, go-kart, or small-displacement race engine, this standard non-sealed...K52090- SKU:
- K52090
- Availability:
- Ships Same Business Day
- Weight:
- 3.13 LBS
- CHAIN SIZE:
- 520
- MASTER LINK CONNECTOR:
- CLIP
- MATERIAL:
- STEEL ALLOY
- NUMBER OF LINKS:
- 90
- RIDING STYLE:
- STREET
- TENSILE STRENGTH METRIC:
- 32.9 KN
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 125 CC
- TENSILE STRENGTH IMPERIAL:
- 7385 LB
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 250 CC
- MODEL:
- STANDARD SERIES
- RIDING STYLE:
- OFF-ROAD
- SEAL TYPE:
- NON-SEAL
- UNITS:
- EACH
- COLOR/FINISH:
- RAW
- PRODUCT NAME:
- DRIVE CHAIN
$40.74 -
JT CHAINS 520 X1R3 Chain - 78 Link JTC520X1R3-078D
JT CHAINS
$51.80A motorcycle chain is only as reliable as its weakest link—literally. The JT Chains 520 X1R3 delivers the strength and precision required for consistent power transfer, whether you're pushing hard on the track or logging miles in the dirt. Built with...12231526- SKU:
- 12231526
- Availability:
- Ships Same Business Day
- Weight:
- 3.15 LBS
- MATERIAL:
- STEEL
- NUMBER OF LINKS:
- 78
- TENSILE STRENGTH METRIC:
- 37.9 KN
- WEIGHT:
- 1,73 KG/100 LINKS
- CHAIN SIZE:
- 520
- CHAIN TYPE:
- 520 X1R3
- COLOR/FINISH:
- NATURAL
- MASTER LINK CONNECTOR:
- RIVET
- RIDING STYLE:
- STREET
- TYPE:
- CHAIN
- MODEL:
- X1R3 SERIES
- SEAL TYPE:
- X-RING
- TENSILE STRENGTH IMPERIAL:
- 8510 LB
- UNITS:
- EACH
- COLOR/FINISH:
- RAW
- MASTER LINK CONNECTOR:
- CLIP
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 800 CC
- PRODUCT NAME:
- DRIVE CHAIN
$51.80 -
REGINA 520 Quad Series - 84 Links 135QUAD/1004
REGINA
$106.95If you're pushing your ATV to its limits, chain failure isn't an option. The REGINA 520 Quad Series delivers the tensile strength and wear resistance needed for serious riding, with engineering that cuts friction in half compared to conventional chains...12240049- SKU:
- 12240049
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
- NUMBER OF LINKS:
- 84
- RIDING STYLE:
- UTV
- TENSILE STRENGTH METRIC:
- 36.5 KN
- CHAIN SIZE:
- 520
- SEAL TYPE:
- Z44-RING
- TENSILE STRENGTH IMPERIAL:
- 8205 LB
- WEIGHT:
- 1,76 KG/100 LINKS
- COLOR/FINISH:
- GOLD
- MASTER LINK CONNECTOR:
- CLIP
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 500 CC
- MODEL:
- QUAD SERIES
- UNITS:
- EACH
- CHAIN TYPE:
- 520 QUAD
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- ATV
$106.95Qty in Cart: 0Quantity:Price:$106.95Subtotal: -
REGINA 520 ZRA - Series Chain - 114 Links 135ZRA/1002
REGINA
$121.95A chain is only as strong as its weakest link—and the REGINA 520 ZRA delivers uncompromising durability for high-demand racing and track applications. Shot-peened components and solid bushings eliminate flex under hard acceleration and aggressive...12240179- SKU:
- 12240179
- Availability:
- Ships Same Business Day
- Weight:
- 4.25 LBS
- CHAIN TYPE:
- 520 ZRA
- MASTER LINK CONNECTOR:
- CLIP
- NUMBER OF LINKS:
- 114
- CHAIN SIZE:
- 520
- MODEL:
- ZRA SERIES
- RIDING STYLE:
- STREET
- TENSILE STRENGTH IMPERIAL:
- 7598 LB
- TENSILE STRENGTH METRIC:
- 33.8 KN
- COLOR/FINISH:
- NATURAL
- SEAL TYPE:
- Z-RING
- PRODUCT NAME:
- DRIVE CHAIN
- UNITS:
- EACH
$121.95 -
REGINA 520 Quad Series - 104 Links 135QUAD/001
REGINA
$131.95ATV chains are the weak link in extreme riding conditions—excessive heat, mud, and shock loads demand a design that goes beyond conventional sealing technology. The REGINA 520 Quad Series delivers the durability and low-friction performance that serious...12240058- SKU:
- 12240058
- Availability:
- Ships Same Business Day
- Weight:
- 4.19 LBS
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 500 CC
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MODEL:
- QUAD SERIES
- TENSILE STRENGTH IMPERIAL:
- 8205 LB
- WEIGHT:
- 1,76 KG/100 LINKS
- CHAIN TYPE:
- 520 QUAD
- NUMBER OF LINKS:
- 104
- RIDING STYLE:
- UTV
- SEAL TYPE:
- Z44-RING
- COLOR/FINISH:
- GOLD
- MASTER LINK CONNECTOR:
- CLIP
- PRODUCT NAME:
- DRIVE CHAIN
- TENSILE STRENGTH METRIC:
- 36.5 KN
$131.95Qty in Cart: 0Quantity:Price:$131.95Subtotal: -
REGINA 520 - Quad Series - Rivet Connecting Link 19/135QUAD
REGINA
$6.95A worn or damaged connecting link compromises chain integrity and can lead to catastrophic drivetrain failure mid-race or ride. The REGINA 520 Quad Series Rivet Connecting Link is engineered with precision riveting to match OEM performance standards,...12250224- SKU:
- 12250224
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- TYPE:
- RIVET
- RIDING STYLE:
- UTV
- CHAIN TYPE:
- 520 QUAD
- NUMBER OF LINKS:
- 1
- COLOR/FINISH:
- GOLD
- PRODUCT NAME:
- CONNECTING LINK
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$6.95 -
REGINA Chain and Sprocket Kit - Polaris - Predator 500 - '05-'07 5QUAD/094KPO006
REGINA
$238.95A quality drivetrain is the foundation of reliable ATV performance, and this Regina kit delivers the durability and precision you need without unnecessary cost. The 520 Z-ring chain significantly outlasts standard alternatives, while the matched sprocket...12300342- SKU:
- 12300342
- Availability:
- Ships Same Business Day
- Weight:
- 6.30 LBS
- REAR SPROCKET TOOTH COUNT:
- 38
- FRONT SPROCKET TOOTH COUNT:
- 14
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
- NUMBER OF LINKS:
- 94
- UNITS:
- KIT
$238.95 -
REGINA Chain and Sprocket Kit - Kawasaki - KFX 400 - '03-'06 5QUAD/096KKA001
REGINA
$188.36A quality chain and sprocket kit is fundamental to your KFX 400's acceleration, top-end speed, and overall drivetrain reliability. This REGINA kit delivers OEM-equivalent gearing with proven upgrade materials that resist wear and stretch better than...12300026- SKU:
- 12300026
- Availability:
- Ships Same Business Day
- Weight:
- 6.90 LBS
- FRONT SPROCKET TOOTH COUNT:
- 14
- RIDING STYLE:
- ATV
- NUMBER OF LINKS:
- 112
- REAR SPROCKET TOOTH COUNT:
- 40
- UNITS:
- KIT
- PRODUCT NAME:
- CHAIN AND SPROCKET KIT
$188.36Qty in Cart: 0Quantity:Price:$188.36Subtotal: -
BARNETT Billet Clutch Basket - ATC/TRX250R '85-'89 321-35-01005
BARNETT
$327.38CNC-machined from 2024 T-3 billet aluminum for increased durability and extended clutch life, Basket utilizes stainless steel drive inserts where the clutch plate tabs make contact with the basket, Grade-eight fasteners are used to attach backing plate11320591- SKU:
- 11320591
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- PRODUCT NAME:
- CLUTCH BASKET
- RIDING STYLE:
- UTV
$327.38
