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 293--520-14GP
RENTHAL
$37.95Enhance your Husqvarna motorcycle's performance with the RENTHAL 14-Tooth Front Sprocket. Crafted from high-quality, case-hardened and core-refined 655M13 nickel chromium steel, this sprocket offers exceptional durability and wear resistance. Its...12120839- SKU:
- 12120839
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 14
- UNITS:
- EACH
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TYPE:
- FRONT
$37.95 -
Renthal Front Sprocket 15T 520 Chain Husqvarna 293--520-15GP
RENTHAL
$37.95Enhance your Husqvarna's performance with the RENTHAL Front Sprocket 15-Tooth 293--520-15GP. Crafted from case-hardened and core-refined 655M13 nickel-chromium steel, this sprocket offers exceptional durability and longevity. Its CNC-machined design...12120840- SKU:
- 12120840
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 15
- TYPE:
- FRONT
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
$37.95 -
Renthal Front Sprocket 14-Tooth 520 Chain Husqvarna 293-520-14GP
RENTHAL
$47.95Enhance your Husqvarna's performance with the RENTHAL 14-Tooth Front Sprocket 466U-520-14GP. Crafted from high-quality, case-hardened 655M13 nickel-chromium steel, this sprocket offers exceptional durability and wear resistance. Its precision...12120823- SKU:
- 12120823
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 14
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TYPE:
- FRONT
- UNITS:
- EACH
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
$47.95 -
Renthal 10-Tooth Front Sprocket for KTM 50 SX 2009-2023 481--415-10P
RENTHAL
$46.95Enhance your KTM's performance with the RENTHAL 10-Tooth Front Sprocket, precision-engineered for durability and reduced weight. Constructed from case-hardened 655M13 nickel-chromium steel, it offers exceptional strength and longevity. The self-cleaning...12120825- SKU:
- 12120825
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 10
- CHAIN SIZE:
- 415
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- FRONT
- UNITS:
- EACH
$46.95 -
Renthal Front Sprocket 11T 415 Chain KTM 50 SX 2009-2023 481--415-11P
RENTHAL
$47.95Enhance your KTM's performance with the RENTHAL 11-Tooth Front Sprocket, precision-engineered for durability and efficiency. Constructed from case-hardened 655-M13 nickel chromium steel, this sprocket offers exceptional strength and wear resistance. Its...12120826- SKU:
- 12120826
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 11
- TYPE:
- FRONT
- CHAIN SIZE:
- 415
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
$47.95 -
Renthal Front Sprocket 14T 520-14P for Honda CRF250L 2013-2020
RENTHAL
$37.95Enhance your Honda's performance with the RENTHAL 14-Tooth Front Sprocket, precision-engineered for durability and efficiency. Constructed from case-hardened and core-refined 655-M13 nickel-chromium steel, this sprocket offers exceptional strength and...12120876- SKU:
- 12120876
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 14
- TYPE:
- FRONT
- UNITS:
- EACH
$37.95 -
Renthal Front Sprocket 13T 520 Steel KTM 292U52013GP
RENTHAL
$47.95Enhance your KTM's performance with the RENTHAL 13-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...12120884- SKU:
- 12120884
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- CHAIN SIZE:
- 520
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 13
- TYPE:
- FRONT
- UNITS:
- EACH
$47.95 -
Renthal Front Sprocket 14T 520 Chain KTM 292U52014GP
RENTHAL
$47.95Enhance your KTM's performance with the RENTHAL 14-Tooth Front Sprocket, precision-engineered for durability and efficiency. Crafted from case-hardened 655-M13 nickel-chromium steel, this sprocket offers exceptional strength and longevity. Its ultralight...12120885- SKU:
- 12120885
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- UNITS:
- EACH
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 14
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TYPE:
- FRONT
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
$47.95 -
Renthal Ultralight Front Sprocket 13T 520 Chain Suzuki RM-Z250 2016-2025 497U-520-13GP
RENTHAL
$47.95Enhance your Suzuki's performance with the RENTHAL 13-Tooth Front Sprocket, precision-engineered for durability and efficiency. Crafted from case-hardened 655M13 nickel-chromium steel, this sprocket offers exceptional strength and longevity. Its...12121299- SKU:
- 12121299
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- TYPE:
- FRONT
$47.95 -
Renthal Front Sprocket 13T 520 Chain Honda CR125R CRF250R 439--520-13GP
RENTHAL
$37.95Enhance your Honda motorcycle's performance with the RENTHAL 13-Tooth Front Sprocket. Crafted from case-hardened 655M13 nickel-chromium-molybdenum alloy steel, this sprocket offers exceptional strength and durability. Its ultralight design provides a...12120024- SKU:
- 12120024
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- TYPE:
- FRONT
- CHAIN SIZE:
- 520
$37.95 -
Renthal Front Sprocket 14T 520 Chain Honda 439--520-14GP
RENTHAL
$37.95Enhance your Honda 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 durability and wear resistance. Its precision CNC-machined...12120025- SKU:
- 12120025
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- TOOTH COUNT:
- 14
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FRONT
- UNITS:
- EACH
$37.95 -
Renthal 46-Tooth Ultralight Rear Sprocket for Husqvarna TC85 17/14 and 19/16 Blue 441U-428-46GPBU
RENTHAL
$104.61Enhance your Husqvarna's performance with the RENTHAL 46-Tooth Rear Sprocket. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket offers exceptional durability while being 66% lighter than traditional steel options. Its precision...12111722- SKU:
- 12111722
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 46
- TYPE:
- DRIVE
- CHAIN SIZE:
- 428
- COLOR/FINISH:
- BLUE
- RIDING STYLE:
- OFF-ROAD
$104.61Qty in Cart: 0Quantity:Price:$104.61Subtotal: -
Renthal 47-Tooth Blue Rear Sprocket for Husqvarna TC85 441U-428-47GPBU
RENTHAL
$104.61Enhance your Husqvarna's performance with the RENTHAL 47-Tooth Rear Sprocket. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket offers exceptional durability while being 66% lighter than traditional steel options. Its precision...12111723- SKU:
- 12111723
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- CHAIN SIZE:
- 428
- COLOR/FINISH:
- BLUE
- TYPE:
- DRIVE
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 47
$104.61 -
Renthal 14T Front Sprocket for Kawasaki KLX110 2002-2020 431--420-14GP
RENTHAL
$37.95Enhance your Kawasaki's performance with the RENTHAL 14-Tooth Front Sprocket, engineered for durability and precision. Constructed from case-hardened and core-refined 655M13 nickel-chromium steel, this sprocket offers exceptional strength and wear...R43142014- SKU:
- R43142014
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- CHAIN SIZE:
- 420
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 14
$37.95 -
Renthal 45-Tooth Rear Sprocket for Kawasaki KX125 KX250 KX450 KDX200 KDX220R KDX250 KLX250 KLX300 KLX450R 112U-520-45GESI
RENTHAL
$99.82Enhance your Kawasaki's performance with the RENTHAL 45-Tooth Rear Sprocket, precision-engineered from 7075-T6 aluminum alloy. This ultralight sprocket is 66% lighter than steel counterparts, yet offers exceptional durability. Its self-cleaning mud...R112B45- SKU:
- R112B45
- Availability:
- Ships Same Business Day
- Weight:
- 0.63 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 45
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$99.82 -
Renthal 47-Tooth Rear Sprocket for Kawasaki KX250F 2004-2016 112U-520-47GESI
RENTHAL
$99.82Enhance your Kawasaki's performance with the RENTHAL 47-Tooth Rear Sprocket, precision-engineered from high-strength 7075-T6 aluminum alloy. This ultralight sprocket is 66% lighter than traditional steel options, reducing unsprung weight and improving...R112B47- SKU:
- R112B47
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 47
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- TYPE:
- DRIVE
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
$99.82 -
Renthal 48-Tooth Rear Sprocket for Kawasaki KX and KLX Models 112U-520-48GESI
RENTHAL
$99.82Enhance your Kawasaki's performance with the RENTHAL 48-Tooth Rear Sprocket, precision-engineered from high-strength 7075-T6 aluminum alloy. This ultralight sprocket is approximately 66% lighter than traditional steel options, reducing unsprung weight...R112B48- SKU:
- R112B48
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 48
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
$99.82 -
Renthal 49-Tooth Rear Sprocket for Kawasaki 520 Chain Models 112U-520-49GESI
RENTHAL
$99.82Enhance your Kawasaki motorcycle's performance with the RENTHAL 112U-520-49GESI rear sprocket. Crafted from CNC-machined 7075-T6 aluminum alloy, this sprocket offers a perfect balance of strength and weight savings, making it an excellent choice for...R112B49- SKU:
- R112B49
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- COLOR/FINISH:
- SILVER
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$99.82Qty in Cart: 0Quantity:Price:$99.82Subtotal: -
Renthal 50-Tooth Rear Sprocket for Kawasaki 112U-520-50GESI
RENTHAL
$99.82Enhance your Kawasaki motorcycle's performance with the RENTHAL 50-Tooth Rear Sprocket. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket offers a perfect blend of strength and lightweight design, making it an ideal choice for...R112B50- SKU:
- R112B50
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 50
- TYPE:
- DRIVE
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
$99.82 -
Renthal 47-Tooth Rear Sprocket for Suzuki RM80 RM85 RM85L and Yamaha YZ80 YZ85 YZ85LW 121U-428-47GPSI
RENTHAL
$99.82Enhance your Suzuki's performance with the RENTHAL 47-Tooth Rear Sprocket, precision-engineered from a specially enhanced 7075-T6 aluminum alloy. This ultralight sprocket is approximately 66% lighter than traditional steel options, yet offers exceptional...R121A47- SKU:
- R121A47
- Availability:
- Ships Same Business Day
- Weight:
- 0.88 LBS
- CHAIN SIZE:
- 428
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- MATERIAL:
- 7075-T6 ALUMINUM
- TOOTH COUNT:
- 47
$99.82
