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
-
Renthal Front Sprocket 14T 520 Chain Kawasaki KX250 KX250F 453--520-14GP
RENTHAL
$37.95Enhance your Kawasaki motorcycle's performance with the RENTHAL 14-Tooth Front Sprocket. Crafted from case-hardened and core-refined 655M13 nickel-chromium steel, this sprocket offers exceptional strength and wear resistance. Its self-cleaning mud...12120204- SKU:
- 12120204
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 14
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- CHAIN SIZE:
- 520
- TYPE:
- FRONT
- UNITS:
- EACH
$37.95 -
Renthal Front Sprocket 15T 420 Chain Kawasaki KLX110 431--420-15GP
RENTHAL
$37.95Enhance your Kawasaki's performance with the RENTHAL 15-Tooth Front Sprocket, precision-engineered for durability and efficiency. Constructed from case-hardened 655M13 nickel-chromium steel, this sprocket offers exceptional strength and longevity. Its...12120128- SKU:
- 12120128
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 420
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 15
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
$37.95 -
Renthal Front Sprocket 14T 420 Chain Honda CRF150R 2007-2026 461--420-14GP
RENTHAL
$37.95Enhance your Honda motorcycle's performance with the RENTHAL 14-Tooth Front Sprocket. Crafted from case-hardened 655M13 nickel-chromium steel, this sprocket offers exceptional durability and strength. Its ultralight design reduces weight by 10-15%,...12120285- SKU:
- 12120285
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- TYPE:
- FRONT
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 420
- TOOTH COUNT:
- 14
$37.95 -
Renthal 48-Tooth Red Rear Sprocket for Honda 154U-520-48GRRD
RENTHAL
$104.61Enhance your Honda's performance with the RENTHAL 48-Tooth Rear Sprocket, crafted from high-grade 7075-T6 aluminum alloy. This ultralight sprocket is approximately 66% lighter than traditional steel options, improving acceleration and handling without...12110159- SKU:
- 12110159
- 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
- TOOTH COUNT:
- 48
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
$104.61 -
Renthal Red 50-Tooth Rear Sprocket for Honda 154U-520-50GRRD
RENTHAL
$104.61Enhance your Honda motorcycle's performance with the RENTHAL 50-Tooth Rear Sprocket. Crafted from high-quality 7075-T6 aluminum alloy, this sprocket offers a perfect balance of strength and lightweight design. Its self-cleaning mud grooves at each tooth...12110161- SKU:
- 12110161
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- TYPE:
- DRIVE
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- RED
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
$104.61 -
Renthal 52-Tooth Red Rear Sprocket for Honda 154U-520-52GRRD
RENTHAL
$104.61Enhance your Honda motorcycle's performance with the RENTHAL 52-Tooth Rear Sprocket. Crafted from high-grade 7075-T6 aluminum alloy, this sprocket offers a perfect balance of strength and lightweight design. Its advanced tooth profile and self-cleaning...12110163- SKU:
- 12110163
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 52
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- RED
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$104.61 -
Renthal 49-Tooth Blue Rear Sprocket for Yamaha WR YZ 150U-520-49GBBU
RENTHAL
$104.61Enhance your Yamaha motorcycle's performance with the RENTHAL 49-Tooth Rear Sprocket. Crafted from high-strength 7075-T6 aluminum alloy, this sprocket offers a perfect balance of durability and lightweight design, making it an excellent upgrade for...12110165- SKU:
- 12110165
- Availability:
- Ships Same Business Day
- Weight:
- 1.01 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- COLOR/FINISH:
- BLUE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
$104.61 -
Renthal 52-Tooth Rear Sprocket for Yamaha WR YZ 150U-520-52GBBU
RENTHAL
$104.61Enhance your Yamaha's performance with the RENTHAL 52-Tooth Rear Sprocket, crafted from high-strength 7075-T6 aluminum alloy. This ultralight sprocket is 66% lighter than steel counterparts, yet offers exceptional durability. Its precision CNC machining...12110168- SKU:
- 12110168
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 52
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- COLOR/FINISH:
- BLUE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$104.61 -
Renthal 49-Tooth Rear Sprocket for Kawasaki 520 Chain Black 112U-520-49GEBK
RENTHAL
$99.82Enhance your Kawasaki's performance with the RENTHAL 49-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 tooth...12110016- SKU:
- 12110016
- Availability:
- Ships Same Business Day
- Weight:
- 1.01 LBS
- MOUNTING POSITION:
- REAR
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
$99.82 -
Renthal Black 52-Tooth Rear Sprocket for Kawasaki 112U-520-52GEBK
RENTHAL
$99.82Enhance your Kawasaki's performance with the RENTHAL 52-Tooth Rear Sprocket. Crafted from high-quality 7075-T6 aluminum alloy, this sprocket offers a perfect balance of strength and lightweight design. Its CNC-machined construction ensures a precise fit,...12110019- SKU:
- 12110019
- Availability:
- Ships Same Business Day
- Weight:
- 1.06 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SPROCKET
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 52
- TYPE:
- DRIVE
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
$99.82 -
RENTHAL Sprocket - Suzuki - Black - 49-Tooth 123U-520-49GYBK
RENTHAL
$99.82CNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66% lighter than steel, yet incredibly durable12110021- SKU:
- 12110021
- Availability:
- Ships Same Business Day
- Weight:
- 0.86 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
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- TOOTH COUNT:
- 49
- TYPE:
- DRIVE
$99.82 -
Renthal 50T Rear Sprocket for Suzuki RM125 RM250 RMZ450 DRZ400 123U-520-50GYBK
RENTHAL
$99.82Enhance your Suzuki motorcycle's performance with the RENTHAL 50-Tooth Rear Sprocket. Crafted from high-grade 7075-T6 aluminum alloy, this sprocket offers a perfect balance of strength and lightweight design. Its precision CNC-machined construction...12110022- SKU:
- 12110022
- Availability:
- Ships Same Business Day
- Weight:
- 0.86 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$99.82 -
Renthal Ultralight Rear Sprocket 52T Black 123U-520-52GYBK
RENTHAL
$99.82Enhance your Suzuki's performance with the RENTHAL 52-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...12110024- SKU:
- 12110024
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- 7075-T6 ALUMINUM
- TOOTH COUNT:
- 52
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- UNITS:
- EACH
$99.82 -
Renthal 49-Tooth Black Rear Sprocket for Yamaha 150U-520-49GBBK
RENTHAL
$99.82Enhance your Yamaha's performance with the RENTHAL 49-Tooth Rear Sprocket, precision-engineered for durability and lightweight efficiency. Constructed from a specially enhanced 7075-T6 aluminum alloy, this sprocket offers a significant weight reduction...12110026- SKU:
- 12110026
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
$99.82 -
Renthal Rear Sprocket 51T Black 520 Chain 150U-520-51GBBK
RENTHAL
$99.82Enhance your Yamaha motorcycle's performance with the RENTHAL 51-Tooth Rear Sprocket. Crafted from high-quality 7075-T6 aluminum alloy, this sprocket offers a perfect balance of strength and lightweight design, making it an excellent upgrade for riders...12110028- SKU:
- 12110028
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- TYPE:
- DRIVE
- 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
- TOOTH COUNT:
- 51
$99.82 -
Renthal Black 52-Tooth Rear Sprocket for Yamaha 150U-520-52GBBK
RENTHAL
$99.82Enhance your Yamaha's performance with the RENTHAL 52-Tooth Rear Sprocket, precision-engineered from high-strength 7075-T6 aluminum alloy. This ultralight sprocket offers exceptional durability and features self-cleaning mud grooves to maintain optimal...12110029- SKU:
- 12110029
- Availability:
- Ships Same Business Day
- Weight:
- 1.16 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 52
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- MATERIAL:
- 7075-T6 ALUMINUM
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
$99.82 -
Renthal 50-Tooth Black Aluminum Rear Sprocket for Honda 154U-520-50GRBK
RENTHAL
$99.82Enhance your Honda's performance with the RENTHAL 50-Tooth Rear Sprocket, crafted from high-strength 7075-T6 aluminum alloy. This ultralight sprocket is approximately 66% lighter than steel counterparts, reducing rotational mass for improved acceleration...12110032- SKU:
- 12110032
- Availability:
- Ships Same Business Day
- Weight:
- 1.11 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- MATERIAL:
- 7075-T6 ALUMINUM
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
$99.82 -
Renthal Ultralight Rear Sprocket 52T 520 Chain Black 154U-520-52GRBK
RENTHAL
$99.82Enhance your Honda motorcycle's performance with the RENTHAL 52-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...12110034- SKU:
- 12110034
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- MATERIAL:
- 7075-T6 ALUMINUM
- TOOTH COUNT:
- 52
- PRODUCT NAME:
- SPROCKET
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- UNITS:
- EACH
$99.82 -
Renthal 48-Tooth Black Rear Sprocket for KTM 224U-520-48GPBK
RENTHAL
$99.82Enhance your KTM's performance with the RENTHAL 48-Tooth Rear Sprocket. Crafted from high-strength 7075-T6 aluminum, this sprocket offers a lightweight yet durable solution for off-road enthusiasts. Its self-cleaning mud grooves at each tooth prevent...12110045- SKU:
- 12110045
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 48
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- MATERIAL:
- 7075-T6 ALUMINUM
$99.82 -
Renthal 49-Tooth Rear Sprocket Black 520 Chain KTM 224U-520-49GPBK
RENTHAL
$99.82Enhance your KTM's performance with the RENTHAL 49-Tooth Rear Sprocket. Crafted from high-strength 7075-T6 aluminum alloy, this sprocket offers a lightweight yet durable solution for off-road enthusiasts. Its self-cleaning mud grooves at each tooth...12110046- SKU:
- 12110046
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- UNITS:
- EACH
$99.82
