Dirt Bike Drivetrain
Dirt Bike Drivetrain Parts at JJ Motorsports
Enhance your dirt bike’s power transfer with premium drivetrain parts from JJ Motorsports. Find heavy-duty chains, front and rear sprockets, and clutch components designed to withstand intense riding demands. Combine these with other motocross gear and parts to maximize acceleration and ride efficiency on the track or trail.
Shop trusted brands like JT Chains for sealed chains and Renthal for ultralight sprockets. Explore related categories such as Dirt Bike Engine Parts for power upgrades or Dirt Bike Exhaust for complete tuning.
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
PROX Clutch Friction Plates 16.S53016
PROX
MSRP: $99.95Now: $85.00Was: $99.95PROX Clutch Friction Plates11313618- SKU:
- 11313618
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
- PRODUCT NAME:
- FRICTION PLATE SET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- SET
MSRP: $99.95Now: $85.00Was: $99.95 -
On Sale
PROX Clutch Friction Plates 16.S53027
PROX
MSRP: $44.95Now: $38.00Was: $44.95PROX Clutch Friction Plates11313665- SKU:
- 11313665
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- PRODUCT NAME:
- FRICTION PLATE SET
- UNITS:
- SET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
MSRP: $44.95Now: $38.00Was: $44.95Qty in Cart: 0Quantity:Price:MSRP: $44.95Now: $38.00Was: $44.95Subtotal: -
On Sale
PROX Clutch Friction Plates 16.S73013
PROX
MSRP: $99.95Now: $85.00Was: $99.95PROX Clutch Friction Plates11313668- SKU:
- 11313668
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- FRICTION PLATE SET
- TYPE:
- CLUTCH
- UNITS:
- SET
MSRP: $99.95Now: $85.00Was: $99.95 -
On Sale
PROX Inner Clutch Hub 18.1337
PROX
MSRP: $64.95Now: $55.00Was: $64.95Manufactured with OEM-specified aluminum, Precision cast and machined, Same as OEM replacement; fit both stock and aftermarket primary clutch baskets11320060- SKU:
- 11320060
- Availability:
- Ships Same Business Day
- Weight:
- 0.93 LBS
- PRODUCT NAME:
- CLUTCH HUB
- TYPE:
- INNER
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- ALUMINUM
- UNITS:
- EACH
MSRP: $64.95Now: $55.00Was: $64.95 -
On Sale
PROX Inner Clutch Hub 18.1490
PROX
MSRP: $74.95Now: $64.00Was: $74.95Manufactured with OEM-specified aluminum, Precision cast and machined, Same as OEM replacement; fit both stock and aftermarket primary clutch baskets11320063- SKU:
- 11320063
- Availability:
- Ships Same Business Day
- Weight:
- 1.09 LBS
- PRODUCT NAME:
- CLUTCH HUB
- TYPE:
- INNER
- MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
MSRP: $74.95Now: $64.00Was: $74.95 -
On Sale
PROX Inner Clutch Hub 18.1495
PROX
MSRP: $74.95Now: $64.00Was: $74.95Manufactured with OEM-specified aluminum, Precision cast and machined, Same as OEM replacement; fit both stock and aftermarket primary clutch baskets11320064- SKU:
- 11320064
- Availability:
- Ships Same Business Day
- Weight:
- 0.84 LBS
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- CLUTCH HUB
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- TYPE:
- INNER
MSRP: $74.95Now: $64.00Was: $74.95 -
On Sale
PROX Inner Clutch Hub 18.4294
PROX
MSRP: $74.95Now: $64.00Was: $74.95Manufactured with OEM-specified aluminum, Precision cast and machined, Same as OEM replacement; fit both stock and aftermarket primary clutch baskets11320068- SKU:
- 11320068
- Availability:
- Ships Same Business Day
- Weight:
- 0.93 LBS
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- PRODUCT NAME:
- CLUTCH HUB
- TYPE:
- INNER
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
MSRP: $74.95Now: $64.00Was: $74.95 -
On Sale
PROX Inner Clutch Hub 18.4303
PROX
MSRP: $74.95Now: $64.00Was: $74.95Manufactured with OEM-specified aluminum, Precision cast and machined, Same as OEM replacement; fit both stock and aftermarket primary clutch baskets11320069- SKU:
- 11320069
- Availability:
- Ships Same Business Day
- Weight:
- 0.93 LBS
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- CLUTCH HUB
- TYPE:
- INNER
- MATERIAL:
- ALUMINUM
- UNITS:
- EACH
MSRP: $74.95Now: $64.00Was: $74.95 -
On Sale
PROX Inner Clutch Hub 18.4392
PROX
MSRP: $74.95Now: $64.00Was: $74.95Manufactured with OEM-specified aluminum, Precision cast and machined, Same as OEM replacement; fit both stock and aftermarket primary clutch baskets11320070- SKU:
- 11320070
- Availability:
- Ships Same Business Day
- Weight:
- 0.93 LBS
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- CLUTCH HUB
- TYPE:
- INNER
- MATERIAL:
- ALUMINUM
- UNITS:
- EACH
MSRP: $74.95Now: $64.00Was: $74.95 -
On Sale
PROX Inner Clutch Hub 18.4334
PROX
MSRP: $64.95Now: $55.00Was: $64.95Manufactured with OEM-specified aluminum, Precision cast and machined, Same as OEM replacement; fit both stock and aftermarket primary clutch baskets11320071- SKU:
- 11320071
- Availability:
- Ships Same Business Day
- Weight:
- 0.93 LBS
- MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- PRODUCT NAME:
- CLUTCH HUB
- TYPE:
- INNER
- RIDING STYLE:
- OFF-ROAD
MSRP: $64.95Now: $55.00Was: $64.95 -
On Sale
PROX Inner Clutch Hub 18.4408
PROX
MSRP: $95.95Now: $82.00Was: $95.95Manufactured with OEM-specified aluminum, Precision cast and machined, Same as OEM replacement; fit both stock and aftermarket primary clutch baskets11320072- SKU:
- 11320072
- Availability:
- Ships Same Business Day
- Weight:
- 1.24 LBS
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- INNER
- PRODUCT NAME:
- CLUTCH HUB
- UNITS:
- EACH
MSRP: $95.95Now: $82.00Was: $95.95 -
On Sale
PROX Inner Clutch Hub 18.3299
PROX
MSRP: $64.95Now: $55.00Was: $64.95Manufactured with OEM-specified aluminum, Precision cast and machined, Same as OEM replacement; fit both stock and aftermarket primary clutch baskets11320073- SKU:
- 11320073
- Availability:
- Ships Same Business Day
- Weight:
- 0.93 LBS
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- CLUTCH HUB
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- INNER
MSRP: $64.95Now: $55.00Was: $64.95 -
On Sale
PROX Inner Clutch Hub - RM-Z250 18.3337
PROX
MSRP: $74.95Now: $64.00Was: $74.95Manufactured with OEM-specified aluminum, Precision cast and machined, Same as OEM replacement; fit both stock and aftermarket primary clutch baskets11320516- SKU:
- 11320516
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- PRODUCT NAME:
- CLUTCH HUB
- UNITS:
- EACH
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- INNER
MSRP: $74.95Now: $64.00Was: $74.95Qty in Cart: 0Quantity:Price:MSRP: $74.95Now: $64.00Was: $74.95Subtotal: -
On Sale
PROX Inner Clutch Hub - CRF250R 18.1340
PROX
MSRP: $89.95Now: $76.00Was: $89.95Manufactured with OEM-specified aluminum, Precision cast and machined, Same as OEM replacement; fit both stock and aftermarket primary clutch baskets11320654- SKU:
- 11320654
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- CLUTCH HUB
- TYPE:
- INNER
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
MSRP: $89.95Now: $76.00Was: $89.95 -
On Sale
PROX Inner Clutch Hub - CRF450R 18.1409
PROX
MSRP: $79.95Now: $68.00Was: $79.95Manufactured with OEM-specified aluminum, Precision cast and machined, Same as OEM replacement; fit both stock and aftermarket primary clutch baskets11320655- SKU:
- 11320655
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PRODUCT NAME:
- CLUTCH HUB
- TYPE:
- INNER
MSRP: $79.95Now: $68.00Was: $79.95 -
On Sale
PROX Inner Clutch Hub 18.1290
PROX
MSRP: $64.95Now: $55.00Was: $64.95Manufactured with OEM-specified aluminum, Precision cast and machined, Same as OEM replacement; fit both stock and aftermarket primary clutch baskets11320059- SKU:
- 11320059
- Availability:
- Ships Same Business Day
- Weight:
- 0.93 LBS
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- CLUTCH HUB
- TYPE:
- INNER
- UNITS:
- EACH
MSRP: $64.95Now: $55.00Was: $64.95 -
On Sale
PROX Inner Clutch Hub 18.1397
PROX
MSRP: $79.95Now: $68.00Was: $79.95Manufactured with OEM-specified aluminum, Precision cast and machined, Same as OEM replacement; fit both stock and aftermarket primary clutch baskets11320061- SKU:
- 11320061
- Availability:
- Ships Same Business Day
- Weight:
- 0.93 LBS
- TYPE:
- INNER
- MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- CLUTCH HUB
MSRP: $79.95Now: $68.00Was: $79.95 -
SUPERSPROX Steel Rear Sprocket - 53-Tooth RFE-210-53-BLK
SUPERSPROX
$69.95Developed on the race track to give longer system life and high performance for street and off-road applications, Using CAD designed and CNC-Laser cutting to ensure an exact fit on the wheel, Made to Supersprox high quality standards and include our...12101890- SKU:
- 12101890
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 53
- TYPE:
- REAR
- UNITS:
- EACH
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
$69.95 -
SUPERSPROX Steel Rear Sprocket - 42-Tooth RFE-460-42-BLK
SUPERSPROX
$44.95Developed on the race track to give longer system life and high performance for street and off-road applications, Using CAD designed and CNC-Laser cutting to ensure an exact fit on the wheel, Made to Supersprox high quality standards and include our...12101901- SKU:
- 12101901
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- PRODUCT NAME:
- SPROCKET
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 42
- TYPE:
- REAR
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
$44.95 -
SUPERSPROX Steel Rear Sprocket - 48-Tooth RFE-460-48-BLK
SUPERSPROX
$54.95Developed on the race track to give longer system life and high performance for street and off-road applications, Using CAD designed and CNC-Laser cutting to ensure an exact fit on the wheel, Made to Supersprox high quality standards and include our...12101902- SKU:
- 12101902
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- REAR
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 48
$54.95
