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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SUPERSPROX Stealth Rear Sprocket - 49-Tooth - Gold - Honda RST-210-49-GLD
SUPERSPROX
$119.95Supersprox-Stealth gives you longer system life without compromising weight, Steel teeth last 4 times longer than aluminum, Pound-for-pound, the strongest sprocket on the market, The aluminum core is 70% lighter than steel, Forging rivets into the...12101970- SKU:
- 12101970
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- CHAIN SIZE:
- 520
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- UNITS:
- EACH
- COLOR/FINISH:
- GOLD
- COLOR/FINISH:
- STEALTH
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- REAR
$119.95Qty in Cart: 0Quantity:Price:$119.95Subtotal: -
SUPERSPROX Stealth Rear Sprocket - 51-Tooth - Gold - Honda RST-210-51-GLD
SUPERSPROX
$119.95Supersprox-Stealth gives you longer system life without compromising weight, Steel teeth last 4 times longer than aluminum, Pound-for-pound, the strongest sprocket on the market, The aluminum core is 70% lighter than steel, Forging rivets into the...12101972- SKU:
- 12101972
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- CHAIN SIZE:
- 520
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- GOLD
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- REAR
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- COLOR/FINISH:
- STEALTH
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 51
$119.95Qty in Cart: 0Quantity:Price:$119.95Subtotal: -
SUPERSPROX Stealth Rear Sprocket - 48-Tooth - Red - Honda RST-210-48-RED
SUPERSPROX
$119.95Supersprox-Stealth gives you longer system life without compromising weight, Steel teeth last 4 times longer than aluminum, Pound-for-pound, the strongest sprocket on the market, The aluminum core is 70% lighter than steel, Forging rivets into the...12101974- SKU:
- 12101974
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- COLOR/FINISH:
- RED
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 48
- TYPE:
- REAR
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- STEALTH
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
$119.95Qty in Cart: 0Quantity:Price:$119.95Subtotal: -
SUPERSPROX Stealth Rear Sprocket - 52-Tooth - Red - Honda RST-210-52-RED
SUPERSPROX
$119.95Supersprox-Stealth gives you longer system life without compromising weight, Steel teeth last 4 times longer than aluminum, Pound-for-pound, the strongest sprocket on the market, The aluminum core is 70% lighter than steel, Forging rivets into the...12101978- SKU:
- 12101978
- Availability:
- Ships Same Business Day
- Weight:
- 1.95 LBS
- COLOR/FINISH:
- STEALTH
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 52
- UNITS:
- EACH
- COLOR/FINISH:
- RED
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- REAR
- CHAIN SIZE:
- 520
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
$119.95Qty in Cart: 0Quantity:Price:$119.95Subtotal: -
SUPERSPROX Stealth Rear Sprocket - 49-Tooth - Gold - Yamaha RST-245-49-GLD
SUPERSPROX
$119.95Supersprox-Stealth gives you longer system life without compromising weight, Steel teeth last 4 times longer than aluminum, Pound-for-pound, the strongest sprocket on the market, The aluminum core is 70% lighter than steel, Forging rivets into the...12101981- SKU:
- 12101981
- Availability:
- Ships Same Business Day
- Weight:
- 1.85 LBS
- COLOR/FINISH:
- STEALTH
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- COLOR/FINISH:
- GOLD
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- REAR
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$119.95Qty in Cart: 0Quantity:Price:$119.95Subtotal: -
SUPERSPROX Stealth Rear Sprocket - 43-Tooth - Gold - Kawasaki RST-487-43-GLD
SUPERSPROX
$119.95Supersprox-Stealth gives you longer system life without compromising weight, Steel teeth last 4 times longer than aluminum, Pound-for-pound, the strongest sprocket on the market, The aluminum core is 70% lighter than steel, Forging rivets into the...12102017- SKU:
- 12102017
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- STEALTH
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TYPE:
- REAR
- COLOR/FINISH:
- GOLD
- TOOTH COUNT:
- 43
- UNITS:
- EACH
$119.95Qty in Cart: 0Quantity:Price:$119.95Subtotal: -
SUPERSPROX Stealth Rear Sprocket - 44-Tooth - Gold - Kawasaki RST-487-44-GLD
SUPERSPROX
$119.95Supersprox-Stealth gives you longer system life without compromising weight, Steel teeth last 4 times longer than aluminum, Pound-for-pound, the strongest sprocket on the market, The aluminum core is 70% lighter than steel, Forging rivets into the...12102018- SKU:
- 12102018
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
- COLOR/FINISH:
- GOLD
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- STEALTH
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TYPE:
- REAR
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 44
$119.95Qty in Cart: 0Quantity:Price:$119.95Subtotal: -
SUPERSPROX Rear Sprocket - Black - Yamaha - 49-Tooth RAL-245-49 BLK
SUPERSPROX
$69.95Made from 7075-T6 aluminum for high strength, Fully CNC machined for a perfect fit, Grooved teeth prevent dirt build up, helping to maximize sprocket and chain life, Finished with durable anodizing and great colors, The lightest and strongest aluminum...12111937- SKU:
- 12111937
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- BLACK
- MODEL:
- ALUMINUM
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$69.95Qty in Cart: 0Quantity:Price:$69.95Subtotal: -
SUPERSPROX Rear Sprocket - Black - Yamaha - 51-Tooth RAL-245-51 BLK
SUPERSPROX
$69.95Made from 7075-T6 aluminum for high strength, Fully CNC machined for a perfect fit, Grooved teeth prevent dirt build up, helping to maximize sprocket and chain life, Finished with durable anodizing and great colors, The lightest and strongest aluminum...12111939- SKU:
- 12111939
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- MODEL:
- ALUMINUM
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 51
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
$69.95Qty in Cart: 0Quantity:Price:$69.95Subtotal: -
SUPERSPROX Countershaft Sprocket - 14-Tooth CST-1902-14-1
SUPERSPROX
$29.95Made from SCM-435 carbon-free steel and impregnated to guarantee zero breaking risk and extended sprocket life, Ultra-hard surface layer (.5mm) reduces friction to prevent power loss caused by chain drag, Fully lightened with radial holes for off-road...12121349- SKU:
- 12121349
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 520
- MATERIAL:
- STEEL
- UNITS:
- EACH
- TOOTH COUNT:
- 14
$29.95Qty in Cart: 0Quantity:Price:$29.95Subtotal: -
UFO Chain Slider - Kawasaki - Green KA04709-026
UFO
$19.95Protects swingarm from chain wear, Install with stock hardware12310848- SKU:
- 12310848
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- COLOR/FINISH:
- GREEN
- MATERIAL:
- PLASTIC
- TYPE:
- SWINGARM
- UNITS:
- EACH
- PRODUCT NAME:
- CHAIN SLIDER
$19.95 -
UFO Chain Slider - Kawasaki KX450F - Black KA04743-001
UFO
$19.95Protects swingarm from chain wear, Install with stock hardware12310746- SKU:
- 12310746
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- CHAIN SLIDER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- MATERIAL:
- PLASTIC
- TYPE:
- SWINGARM
$19.95 -
UFO Chain Roller - Honda CFR250R/CRF250X - Black HO03699-001
UFO
$12.95Injection-molded roller is stronger than stock, Complete with double-sealed roller bearings and all hardware12310042- SKU:
- 12310042
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- POLYURETHANE
- PRODUCT NAME:
- CHAIN ROLLER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$12.95 -
UFO Chain Guide - Honda CRF 150 - Black HO04627-001
UFO
$24.95Replaces OEM, Long-wearing polyurethane construction12310148- SKU:
- 12310148
- Availability:
- Ships Same Business Day
- Weight:
- 0.32 LBS
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- CHAIN GUIDE
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- POLYURETHANE
$24.95 -
UFO Chain Slider - Husqvarna - Black HU03319-001
UFO
$19.95Protects swingarm from chain wear, Install with stock hardware12310150- SKU:
- 12310150
- Availability:
- Ships Same Business Day
- Weight:
- 0.41 LBS
- PRODUCT NAME:
- CHAIN SLIDER
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- MATERIAL:
- PLASTIC
- TYPE:
- SWINGARM
- UNITS:
- EACH
$19.95 -
UFO Chain Guide - Kawasaki KX250F/KX450F - Black KA03772-001
UFO
$24.95Replaces OEM, Long-wearing polyurethane construction12310151- SKU:
- 12310151
- Availability:
- Ships Same Business Day
- Weight:
- 0.32 LBS
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- POLYURETHANE
- PRODUCT NAME:
- CHAIN GUIDE
$24.95 -
UFO Chain Guide - Honda CR125R/250R/500R - Black HO02662001
UFO
$24.95Replaces OEM, Long-wearing polyurethane construction122662- SKU:
- 122662
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
$24.95 -
UFO Chain Guide - Yamaha YZ125/250 - Black YA02862-001
UFO
$24.95Replaces OEM, Long-wearing polyurethane construction122862- SKU:
- 122862
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
$24.95 -
Hinson Racing Clutch Plate Kit Yamaha WR450F 2003-2016 SP198-8-001
HINSON RACING
$89.99Elevate your bike's performance with the HINSON RACING Clutch Plate Kit SP198-8-001. Engineered to seamlessly integrate with OEM clutch baskets, inner hubs, and pressure plates, this kit ensures optimal functionality and durability. Rigorously tested in...11313114- SKU:
- 11313114
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- PRODUCT NAME:
- CLUTCH PLATE
- UNITS:
- SET OF 8
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
$89.99Qty in Cart: 0Quantity:Price:$89.99Subtotal: -
Hinson Racing Billet Clutch Basket 2004-2009 Honda CRF250R H253
HINSON RACING
$284.99Experience unparalleled clutch performance with the HINSON RACING Clutch Basket H253, engineered for champions. This high-quality component is designed to enhance durability and reduce clutch pull, making it ideal for serious racers and enthusiasts alike...11320127- SKU:
- 11320127
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- COLOR/FINISH:
- AKADIZED
- MATERIAL:
- 6061 T-6 BILLET ALUMINUM
- MODEL:
- BILLETPROOF
- PRODUCT NAME:
- CLUTCH BASKET
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
$284.99Qty in Cart: 0Quantity:Price:$284.99Subtotal:
