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
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JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF1309.13
JT SPROCKETS
$13.60Computer designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...12120308- SKU:
- 12120308
- Availability:
- Ships Same Business Day
- Weight:
- 0.32 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- ATV
- TOOTH COUNT:
- 13
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 520
$13.60 -
JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF1323.13SC
JT SPROCKETS
$16.75Computer-designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...12120503- SKU:
- 12120503
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
- MODEL:
- HONDA
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- TYPE:
- COUNTERSHAFT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
$16.75 -
JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1323.14SC
JT SPROCKETS
$17.73Computer-designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...12120504- SKU:
- 12120504
- Availability:
- Ships Same Business Day
- Weight:
- 0.29 LBS
- CHAIN SIZE:
- 520
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- MODEL:
- HONDA
- TOOTH COUNT:
- 14
$17.73 -
JT SPROCKETS Sprocket - Rear - Honda - 48-Tooth JTR1355.48
JT SPROCKETS
$26.73Made from aviation-grade 7075-T6 aluminum alloy, optimal lightweight design and CNC-machined for performance and lifespan, Manufactured from the best materials with a special self-cleaning design, and hand-finished to perfectionJTR135548- SKU:
- JTR135548
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- CHAIN SIZE:
- 428
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MODEL:
- HONDA
- MOUNTING POSITION:
- REAR
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 48
$26.73 -
JT SPROCKETS Sprocket - Rear - Kawasaki - 41-Tooth JTR1414.41
JT SPROCKETS
$32.48Made from aviation-grade 7075-T6 aluminum alloy, optimal lightweight design and CNC-machined for performance and lifespan, Manufactured from the best materials with a special self-cleaning design, and hand-finished to perfectionJTR141441- SKU:
- JTR141441
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- MATERIAL:
- STEEL
- MODEL:
- KAWASAKI
- TOOTH COUNT:
- 41
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$32.48 -
JT SPROCKETS Sprocket - Rear - Kawasaki - 43-Tooth JTR1414.43
JT SPROCKETS
$32.48Made from aviation-grade 7075-T6 aluminum alloy, optimal lightweight design and CNC-machined for performance and lifespan, Manufactured from the best materials with a special self-cleaning design, and hand-finished to perfectionJTR141443- SKU:
- JTR141443
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 43
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MODEL:
- KAWASAKI
- MOUNTING POSITION:
- REAR
$32.48 -
JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 46-Tooth JTR1465.46
JT SPROCKETS
$18.90Computer designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...JTR146546- SKU:
- JTR146546
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 46
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 420
- MOUNTING POSITION:
- REAR
$18.90 -
JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF284.14SC
JT SPROCKETS
$16.80Computer designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...12120516- SKU:
- 12120516
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- MODEL:
- HONDA
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 14
- CHAIN SIZE:
- 520
- TYPE:
- COUNTERSHAFT
$16.80 -
JT SPROCKETS Sprocket - Rear - Yamaha - 49-Tooth JTR1843.49
JT SPROCKETS
$25.28Computer designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...12120113- SKU:
- 12120113
- Availability:
- Ships Same Business Day
- Weight:
- 1.37 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- CHAIN SIZE:
- 428
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- MODEL:
- YAMAHA
- MOUNTING POSITION:
- REAR
$25.28 -
JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 22-Tooth JTR1795.22
JT SPROCKETS
$18.08Made from aviation-grade 7075-T6 aluminum alloy, optimal lightweight design and CNC-machined for performance and lifespan, Manufactured from the best materials with a special self-cleaning design, and hand-finished to perfectionJTR179522- SKU:
- JTR179522
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ATV
- TOOTH COUNT:
- 22
$18.08 -
JT SPROCKETS Sprocket - Rear - Suzuki - 40-Tooth JTR1825.40
JT SPROCKETS
$28.90Made from aviation-grade 7075-T6 aluminum alloy, optimal lightweight design and CNC-machined for performance and lifespan, Manufactured from the best materials with a special self-cleaning design, and hand-finished to perfectionJTR182540- SKU:
- JTR182540
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- STEEL
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MODEL:
- SUZUKI
- TOOTH COUNT:
- 40
$28.90 -
JT SPROCKETS Sprocket - Rear - Yamaha - 49-Tooth JTR833.49
JT SPROCKETS
$25.28Computer designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...12120120- SKU:
- 12120120
- Availability:
- Ships Same Business Day
- Weight:
- 2.28 LBS
- MOUNTING POSITION:
- REAR
- CHAIN SIZE:
- 428
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- UNITS:
- EACH
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
$25.28 -
JT SPROCKETS Sprocket - Rear - Kawasaki - 40-Tooth JTR1826.40
JT SPROCKETS
$28.90Made from aviation-grade 7075-T6 aluminum alloy, optimal lightweight design and CNC-machined for performance and lifespan, Manufactured from the best materials with a special self-cleaning design, and hand-finished to perfectionJTR182640- SKU:
- JTR182640
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- TOOTH COUNT:
- 40
$28.90 -
JT SPROCKETS Sprocket - Rear - Kawasaki - 41-Tooth JTR1826.41
JT SPROCKETS
$28.90Made from aviation-grade 7075-T6 aluminum alloy, optimal lightweight design and CNC-machined for performance and lifespan, Manufactured from the best materials with a special self-cleaning design, and hand-finished to perfectionJTR182641- SKU:
- JTR182641
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- TOOTH COUNT:
- 41
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
$28.90 -
JT SPROCKETS Sprocket - Rear - Kawasaki - 42-Tooth JTR1826.42
JT SPROCKETS
$28.90Made from aviation-grade 7075-T6 aluminum alloy, optimal lightweight design and CNC-machined for performance and lifespan, Manufactured from the best materials with a special self-cleaning design, and hand-finished to perfectionJTR182642- SKU:
- JTR182642
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- STEEL
- RIDING STYLE:
- ATV
- TOOTH COUNT:
- 42
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$28.90 -
JT SPROCKETS Sprocket - Rear - Kawasaki - 44-Tooth JTR1826.44
JT SPROCKETS
$31.28Made from aviation-grade 7075-T6 aluminum alloy, optimal lightweight design and CNC-machined for performance and lifespan, Manufactured from the best materials with a special self-cleaning design, and hand-finished to perfectionJTR182644- SKU:
- JTR182644
- Availability:
- Ships Same Business Day
- Weight:
- 2.70 LBS
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 44
$31.28 -
JT SPROCKETS Sprocket - Rear - Yamaha - 47-Tooth JTR1842.47
JT SPROCKETS
$23.48Computer-designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...JTR184247- SKU:
- JTR184247
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 47
- MATERIAL:
- STEEL
- MODEL:
- YAMAHA
- RIDING STYLE:
- OFF-ROAD
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- CHAIN SIZE:
- 428
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$23.48 -
JT SPROCKETS Sprocket - Rear - Yamaha - 50-Tooth JTR1842.50
JT SPROCKETS
$26.53Computer-designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...JTR184250- SKU:
- JTR184250
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- MODEL:
- YAMAHA
- MOUNTING POSITION:
- REAR
- CHAIN SIZE:
- 428
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- UNITS:
- EACH
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
$26.53 -
JT SPROCKETS Sprocket - Rear - Yamaha - 54-Tooth JTR1842.54
JT SPROCKETS
$30.33Computer-designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Every sprocket meets or exceeds the highest possible quality...JTR184254- SKU:
- JTR184254
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- CHAIN SIZE:
- 428
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 54
- MATERIAL:
- STEEL
- MODEL:
- YAMAHA
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SPROCKET
$30.33 -
JT SPROCKETS Sprocket - Rear - Yamaha - 42-Tooth JTR1912.42
JT SPROCKETS
$30.43Made from aviation-grade 7075-T6 aluminum alloy, optimal lightweight design and CNC-machined for performance and lifespan, Manufactured from the best materials with a special self-cleaning design, and hand-finished to perfectionJTR191242- SKU:
- JTR191242
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 42
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MODEL:
- YAMAHA
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
$30.43
