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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Renthal 13-Tooth Front Sprocket for Suzuki 255-520-13GP
RENTHAL
$37.95Enhance your Suzuki motorcycle's performance with the RENTHAL 13-Tooth Front Sprocket. Crafted from case-hardened and core-refined 655M13 nickel chromium steel, this sprocket offers exceptional strength and wear resistance. Its CNC-machined self-cleaning...R25552013- SKU:
- R25552013
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- CHAIN SIZE:
- 520
$37.95 -
Renthal 13-Tooth Front Sprocket for Honda 256--520-13GP
RENTHAL
$37.95Enhance your Honda motorcycle's performance with the RENTHAL 13-Tooth Front Sprocket. Crafted from case-hardened 655M13 nickel-chromium steel, this sprocket offers exceptional strength and wear resistance. Its precision CNC-machined design includes...R25652013- SKU:
- R25652013
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
$37.95 -
Renthal Front Sprocket 13-Tooth 520 Chain Kawasaki Yamaha 289--520-13GP
RENTHAL
$37.95Enhance your motorcycle's performance with the RENTHAL 13-Tooth Front Sprocket, designed for Kawasaki and Yamaha models. Crafted from case-hardened 655M13 nickel-chromium steel, this sprocket offers exceptional durability and longevity. Its ultralight...R28952013- SKU:
- R28952013
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- ATV
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$37.95 -
Renthal 13-Tooth Front Sprocket for Kawasaki KX125 1992-2005 337--520-13GP
RENTHAL
$37.95Enhance your Kawasaki's performance with the RENTHAL 13-Tooth Front Sprocket, engineered for durability and lightweight efficiency. Constructed from high-quality, case-hardened 655M13 nickel chromium steel, this sprocket offers exceptional wear...R33752013- SKU:
- R33752013
- Availability:
- Ships Same Business Day
- Weight:
- 1.88 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- CHAIN SIZE:
- 520
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 13
- UNITS:
- EACH
$37.95 -
Renthal 48-Tooth Rear Sprocket for Kawasaki 112U-520-48GEBK
RENTHAL
$99.82Enhance your Kawasaki's performance with the RENTHAL 48-Tooth Rear Sprocket, engineered for durability and lightweight efficiency. Constructed from high-strength 7075-T6 aluminum alloy, this sprocket offers a significant weight reduction of approximately...12110015- SKU:
- 12110015
- Availability:
- Ships Same Business Day
- Weight:
- 0.76 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 48
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
$99.82 -
Renthal 50-Tooth Rear Sprocket for Kawasaki 112U-520-50GEBK
RENTHAL
$99.82Enhance your Kawasaki motorcycle's performance with the RENTHAL 50-Tooth Rear Sprocket. Crafted from high-strength 7075-T6 aluminum alloy, this sprocket offers a perfect balance of durability and lightweight design. Its self-cleaning mud grooves at each...12110017- SKU:
- 12110017
- Availability:
- Ships Same Business Day
- Weight:
- 0.91 LBS
- MATERIAL:
- 7075-T6 ALUMINUM
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
$99.82 -
Renthal Ultralight Rear Sprocket 51T Black 112U-520-51GEBK
RENTHAL
$99.82Enhance your Kawasaki motorcycle's performance with the RENTHAL 112U-520-51GEBK rear sprocket. Crafted from premium 7075-T6 aluminum alloy, this sprocket offers a perfect balance of strength and lightweight design. Its innovative self-cleaning mud...12110018- SKU:
- 12110018
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 51
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- TYPE:
- DRIVE
$99.82 -
Renthal 48T Ultralight Rear Sprocket for Suzuki Black 123U-520-48GYBK
RENTHAL
$99.82Enhance your Suzuki's performance with the RENTHAL 48-Tooth Rear Sprocket, engineered for durability and lightweight efficiency. Crafted from high-grade 7075-T6 aluminum alloy, this sprocket offers exceptional strength while reducing weight by...12110020- SKU:
- 12110020
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 48
- TYPE:
- DRIVE
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
$99.82 -
Renthal 48-Tooth Black Aluminum Rear Sprocket for Yamaha 150U-520-48GBBK
RENTHAL
$99.82Enhance your Yamaha motorcycle's performance with the RENTHAL 48-Tooth Rear Sprocket. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket offers exceptional strength while being approximately 66% lighter than traditional steel...12110025- SKU:
- 12110025
- Availability:
- Ships Same Business Day
- Weight:
- 0.91 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 48
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
$99.82 -
Renthal 50-Tooth Black Rear Sprocket 150U-520-50GBBK
RENTHAL
$99.82Enhance your Yamaha's performance with the RENTHAL 50-Tooth Rear Sprocket. Crafted from high-strength 7075-T6 aluminum alloy, this sprocket offers exceptional durability while being 66% lighter than steel counterparts. Its self-cleaning mud grooves at...12110027- SKU:
- 12110027
- Availability:
- Ships Same Business Day
- Weight:
- 0.96 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- REAR
$99.82 -
Renthal 49-Tooth Rear Sprocket for Honda 154U-520-49GRBK
RENTHAL
$99.82Enhance your Honda motorcycle's performance with the RENTHAL 49-Tooth Rear Sprocket. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket offers exceptional durability while being 66% lighter than traditional steel sprockets. Its black...12110031- SKU:
- 12110031
- Availability:
- Ships Same Business Day
- Weight:
- 0.86 LBS
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
$99.82 -
Renthal Ultralight Rear Sprocket 51T Black 520 Chain 154U-520-51GRBK
RENTHAL
$99.82Enhance your Honda motorcycle's performance with the RENTHAL 154U-520-51GRBK rear sprocket. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket offers exceptional strength while being approximately 66% lighter than traditional steel...12110033- SKU:
- 12110033
- Availability:
- Ships Same Business Day
- Weight:
- 1.11 LBS
- TOOTH COUNT:
- 51
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SPROCKET
- TYPE:
- DRIVE
$99.82 -
Renthal 46T Rear Sprocket for KTM 85 SX 17/14 2004-2017 441U-428-46GPSI
RENTHAL
$99.82Enhance your KTM's performance with the RENTHAL 46-Tooth Rear Sprocket, precision-engineered for durability and efficiency. Constructed from a specially enhanced 7075-T6 aluminum alloy, this sprocket offers a lightweight yet robust solution for off-road...12110088- SKU:
- 12110088
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- CHAIN SIZE:
- 428
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 46
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
$99.82 -
Renthal Ultralight Rear Sprocket 48T 428 Chain KTM 85 SX 441U-428-48GPSI
RENTHAL
$99.82Enhance your KTM's performance with the RENTHAL 48-Tooth Rear Sprocket, precision-engineered from a specially enhanced 7075-T6 aluminum alloy. This ultralight sprocket is 66% lighter than traditional steel options, offering improved acceleration and...12110090- SKU:
- 12110090
- Availability:
- Ships Same Business Day
- Weight:
- 0.81 LBS
- COLOR/FINISH:
- SILVER
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 428
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 48
$99.82 -
Renthal Ultralight Rear Sprocket 49T 428 Chain Silver 441U-428-49GPSI
RENTHAL
$99.82Enhance your KTM's performance with the RENTHAL 49-Tooth Rear Sprocket, precision-engineered for durability and efficiency. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket offers a lightweight yet robust solution for off-road...12110091- SKU:
- 12110091
- Availability:
- Ships Same Business Day
- Weight:
- 0.91 LBS
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- CHAIN SIZE:
- 428
- UNITS:
- EACH
$99.82 -
Renthal Red 49-Tooth Rear Sprocket for Honda 154U-520-49GRRD
RENTHAL
$104.61Enhance your Honda motorcycle's performance with the RENTHAL 49-Tooth Rear Sprocket. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket offers exceptional strength while being approximately 66% lighter than traditional steel...12110160- SKU:
- 12110160
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- RED
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
$104.61 -
Renthal 51-Tooth Red Rear Sprocket for Honda 154U-520-51GRRD
RENTHAL
$104.61Enhance your Honda motorcycle's performance with the RENTHAL 51-Tooth Rear Sprocket. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket offers exceptional strength while being approximately 66% lighter than traditional steel...12110162- SKU:
- 12110162
- Availability:
- Ships Same Business Day
- Weight:
- 1.11 LBS
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- RED
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 51
$104.61 -
Renthal 48-Tooth Rear Sprocket for Yamaha WR and YZ Models 150U-520-48GBBU
RENTHAL
$104.61Enhance your Yamaha motorcycle's performance with the RENTHAL 48-Tooth Rear Sprocket. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket offers a perfect balance of strength and lightweight design. Its ultralight construction is...12110164- SKU:
- 12110164
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLUE
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 48
- TYPE:
- DRIVE
$104.61 -
Renthal Blue 50-Tooth Rear Sprocket for Yamaha 150U-520-50GBBU
RENTHAL
$104.61Enhance your Yamaha motorcycle's performance with the RENTHAL 50-Tooth Rear Sprocket. Crafted from high-strength 7075-T6 aluminum alloy, this sprocket offers a lightweight yet durable solution for riders seeking improved acceleration and handling. Its...12110166- SKU:
- 12110166
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- MOUNTING POSITION:
- REAR
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLUE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- UNITS:
- EACH
$104.61 -
Renthal TwinRing Rear Sprocket 50T Black 1120-520-50GPBK
RENTHAL
$142.50The RENTHAL Twinring™ Rear Sprocket combines advanced materials and engineering to deliver exceptional performance and durability. Featuring a high-strength Ultralight™ 7075 T-6 aluminum inner ring and an electro-less nickel-coated steel outer ring, this...12100805- SKU:
- 12100805
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- MATERIAL:
- 7075-T6 ALUMINUM
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
$142.50
