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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MOOSE RACING Clutch Basket M094
MOOSE RACING
$212.95If your clutch basket is showing signs of wear or heat damage, you're losing efficiency and risking catastrophic failure on the track. The MOOSE RACING M094 is precision-engineered to dissipate heat more effectively than OEM designs while maintaining...11320039- SKU:
- 11320039
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- PRODUCT NAME:
- CLUTCH BASKET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- MATERIAL:
- 6061 AIRCRAFT-GRADE ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- ANODIZED
$212.95 -
MOOSE RACING Replacement Upper Wear Block - Kawasaki/Suzuki/Yamaha 01-010UB
MOOSE RACING
$15.95The upper wear block is a high-wear consumable in your suspension system that directly impacts handling precision and ride quality. As it deteriorates, you'll notice increased play in your front end and compromised feedback through the handlebars—exactly...M01017010- SKU:
- M01017010
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- MOUNTING POSITION:
- UPPER
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CHAIN GUIDE
- COLOR/FINISH:
- WHITE
- PRODUCT NAME:
- WEAR BLOCK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$15.95Qty in Cart: 0Quantity:Price:$15.95Subtotal: -
MOOSE RACING Friction Plates M70-5255-8
MOOSE RACING
$126.09Moose Racing friction plates deliver consistent, predictable clutch engagement across high-RPM applications without fade or performance degradation. The advanced heat-resistant friction material maintains optimal bite under sustained racing loads,...F7052558- SKU:
- F7052558
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- PRODUCT NAME:
- FRICTION PLATE SET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- UNITS:
- SET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
$126.09Qty in Cart: 0Quantity:Price:$126.09Subtotal: -
MOOSE RACING Friction Plates M70-5502-7
MOOSE RACING
$93.95If you're running MOOSE RACING clutch components, these friction plates are engineered to deliver consistent power without fade—even under sustained high-load conditions. The heat-resistant friction material ensures predictable engagement across repeated...F7055027- SKU:
- F7055027
- Availability:
- Ships Same Business Day
- Weight:
- 0.63 LBS
- PRODUCT NAME:
- FRICTION PLATE SET
- UNITS:
- SET
- TYPE:
- CLUTCH
- RIDING STYLE:
- OFF-ROAD
$93.95Qty in Cart: 0Quantity:Price:$93.95Subtotal: -
MOOSE RACING Steel Clutch Plates M80-7502-6
MOOSE RACING
$42.95If you're running aluminum clutch plates, you're sacrificing durability and accepting fade under sustained load. The MOOSE RACING Steel Clutch Plates M80-7502-6 eliminate that compromise by delivering superior heat resistance, consistent engagement, and...M807502- SKU:
- M807502
- Availability:
- Ships Same Business Day
- Weight:
- 0.94 LBS
- PRODUCT NAME:
- DRIVE PLATE SET (STEEL PLATE SET)
- TYPE:
- CLUTCH
- UNITS:
- SET
- DRIVE PLATE MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
$42.95Qty in Cart: 0Quantity:Price:$42.95Subtotal: -
REGINA 520 ZSE - Clip Connecting Link 42/135ZSE
REGINA
$14.95A worn or damaged chain link compromises power delivery and can leave you stranded mid-race or mid-ride. The REGINA 520 ZSE Clip Connecting Link restores your drivetrain to factory specifications with a precision-engineered replacement that matches OEM...12250589- SKU:
- 12250589
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- TYPE:
- CLIP
- CHAIN TYPE:
- 520 ZSE
- COLOR/FINISH:
- GOLD
- PRODUCT NAME:
- CONNECTING LINK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$14.95 -
EK 520 - Standard Non-Sealed Chain - 120 Links 520-120
EK
$66.95A reliable 520 chain is fundamental to any high-performance drivetrain, and the EK 520 delivers durability without premium pricing. Whether you're building a race bike, upgrading a pit bike, or maintaining an existing setup, this standard non-sealed...K520120- SKU:
- K520120
- Availability:
- Ships Same Business Day
- Weight:
- 3.95 LBS
- MODEL:
- STANDARD SERIES
- CHAIN SIZE:
- 520
- MASTER LINK CONNECTOR:
- CLIP
- RIDING STYLE:
- STREET
- SEAL TYPE:
- NON-SEAL
- COLOR/FINISH:
- RAW
- MATERIAL:
- STEEL ALLOY
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 125 CC
- TENSILE STRENGTH IMPERIAL:
- 7385 LB
- TENSILE STRENGTH METRIC:
- 32.9 KN
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 250 CC
- NUMBER OF LINKS:
- 120
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$66.95 -
EK 520 SR - Heavy-Duty Non-Sealed Chain - 110 Links 520SR-110
EK
$83.95If you're running a high-RPM engine or building a competition-grade drivetrain, chain failure isn't an option. The EK 520 SR delivers the durability and reliability you need without the premium price tag of sealed chains, making it the go-to choice for...K520SR110- SKU:
- K520SR110
- Availability:
- Ships Same Business Day
- Weight:
- 3.88 LBS
- MASTER LINK CONNECTOR:
- CLIP
- MATERIAL:
- STEEL ALLOY
- MODEL:
- HEAVY DUTY
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 250 CC
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 350 CC
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- COLOR/FINISH:
- NATURAL
- NUMBER OF LINKS:
- 110
- TENSILE STRENGTH IMPERIAL:
- 8000 LB
- TENSILE STRENGTH METRIC:
- 35.6 KN
$83.95 -
GOLD SCREWS Ice Screws - 1" - 1000 Pack 1250-0304
GOLD SCREWS
$107.95When you're running ice screws at the limit, you need fasteners that won't fail mid-session. GOLD SCREWS Ice Screws combine heat-treated durability with precision engineering to keep your tire studs locked in place lap after lap. Built for serious racers...12500304- SKU:
- 12500304
- Availability:
- Ships Same Business Day
- Weight:
- 6.94 LBS
- COLOR/FINISH:
- GREEN
- EFFECTIVE LENGTH:
- 25,5 MM (1')
- FEATURES:
- FINE THREAD
- MODEL:
- PRO GOLD
- EFFECTIVE LENGTH METRIC:
- 25.5 MM
- RIDING STYLE:
- UTV
- UNITS:
- 1000 PACK
- RIDING STYLE:
- ATV
- STYLE:
- ICE
- TYPE:
- TIRE
- EFFECTIVE LENGTH IMPERIAL:
- 1'
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SCREW
- RIDING STYLE:
- OFF-ROAD
$107.95 -
Sunstar Rear Sprocket 50T Blue Honda XR200R 1984-2002 5-359250BL
SUNSTAR SPROCKETS
$78.95A worn or undersized rear sprocket robs your XR200R of critical acceleration and top-end performance. The Sunstar 50T delivers direct power transfer to the rear wheel with aerospace-grade construction that handles sustained trail riding and competitive...12111693- SKU:
- 12111693
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- COLOR/FINISH:
- WORKS/BLUE
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- UNITS:
- EACH
- MATERIAL:
- 7075-T6 ALUMINUM
$78.95Qty in Cart: 0Quantity:Price:$78.95Subtotal: -
Sunstar Rear Sprocket 51T Blue 5-359251BL
SUNSTAR SPROCKETS
$78.95A motorcycle's acceleration and top-end performance hinge on efficient power transfer from engine to wheel, and sprocket design directly controls that efficiency. The Sunstar 51T Rear Sprocket delivers measurable gains through aerospace-grade materials...12111694- SKU:
- 12111694
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- WORKS/BLUE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- TYPE:
- DRIVE
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 51
$78.95Qty in Cart: 0Quantity:Price:$78.95Subtotal: -
Sunstar Countershaft Sprocket 520 Chain 10 Tooth Kawasaki KDX200 31510
SUNSTAR SPROCKETS
$24.95Your KDX200's acceleration and chain longevity depend directly on countershaft sprocket quality—a worn or undersized sprocket compromises power delivery and accelerates wear on your entire drivetrain. The Sunstar 10-tooth countershaft sprocket restores...12120291- SKU:
- 12120291
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 10
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
$24.95Qty in Cart: 0Quantity:Price:$24.95Subtotal: -
Sunstar 14-Tooth Front Counter Shaft Sprocket for Honda CRF250R 2004-2017 31214
SUNSTAR SPROCKETS
$26.95A worn or damaged counter shaft sprocket directly impacts your CRF250R's acceleration, chain wear, and overall drivetrain reliability. The Sunstar 14-tooth delivers OEM-grade performance with case-hardened chromoly construction and corrosion-resistant...12120093- SKU:
- 12120093
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 520
- TOOTH COUNT:
- 14
$26.95Qty in Cart: 0Quantity:Price:$26.95Subtotal: -
REGINA 420 RH2 Series - Chain - 120 Links 124RH2/00D
REGINA
$64.95Off-road riding demands a chain that can handle extreme loads, constant acceleration, and unpredictable terrain without failure. The REGINA 420 RH2 Series delivers the tensile strength and fatigue resistance you need to keep power flowing to the rear...12200282- SKU:
- 12200282
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 85 CC
- CHAIN SIZE:
- 420
- CHAIN TYPE:
- 420 RH2
- COLOR/FINISH:
- GOLD
- MASTER LINK CONNECTOR:
- CLIP
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- SEAL TYPE:
- NON-SEAL
- NUMBER OF LINKS:
- 120
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- TENSILE STRENGTH METRIC:
- 20 KN
- MODEL:
- RH SERIES
- TENSILE STRENGTH IMPERIAL:
- 4497 LB
- UNITS:
- EACH
$64.95 -
REGINA 520 RX3 Series - Chain - 110 Links 135RX3/008
REGINA
$136.95Off-road riding demands a chain that can handle constant punishment without sacrificing weight or responsiveness. The REGINA 520 RX3 Series delivers the durability and precision engagement you need to maintain power delivery across rough terrain, rocky...12210090- SKU:
- 12210090
- Availability:
- Ships Same Business Day
- Weight:
- 4.45 LBS
- COLOR/FINISH:
- GOLD
- MASTER LINK CONNECTOR:
- CLIP
- SEAL TYPE:
- NON-SEAL
- CHAIN TYPE:
- 520 RX3
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 600 CC
- MODEL:
- RX SERIES
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- NUMBER OF LINKS:
- 110
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- STREET
- TENSILE STRENGTH IMPERIAL:
- 7643 LB
- TENSILE STRENGTH METRIC:
- 34 KN
- RIDING STYLE:
- UTV
$136.95 -
REGINA 520 ZSE - Drive Chain - 120 Links 135ZSE/1004
REGINA
$201.95A properly matched drive chain is fundamental to consistent power delivery and reliable track performance. The REGINA 520 ZSE combines high carbon alloy steel construction with narrow Z-ring design to minimize friction losses while maintaining the...12220578- SKU:
- 12220578
- Availability:
- Ships Same Business Day
- Weight:
- 4.30 LBS
- CHAIN TYPE:
- 520 ZSE
- COLOR/FINISH:
- GOLD
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- CARBON ALLOY STEEL
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MODEL:
- ZSE SERIES
- NUMBER OF LINKS:
- 120
- PRODUCT NAME:
- DRIVE CHAIN
- SEAL TYPE:
- Z-RING
- TENSILE STRENGTH IMPERIAL:
- 7598 LB
- TENSILE STRENGTH METRIC:
- 33.8 KN
$201.95 -
REGINA 520 ZSE - Drive Chain - 130 Links 135ZSE/1005
REGINA
$158.95A quality drive chain is fundamental to efficient power transfer and consistent acceleration performance. The REGINA 520 ZSE delivers reduced friction and extended durability through precision engineering, allowing you to extract maximum power from your...12220579- SKU:
- 12220579
- Availability:
- Ships Same Business Day
- Weight:
- 4.65 LBS
- CHAIN TYPE:
- 520 ZSE
- COLOR/FINISH:
- GOLD
- RIDING STYLE:
- OFF-ROAD
- TENSILE STRENGTH IMPERIAL:
- 7598 LB
- TENSILE STRENGTH METRIC:
- 33.8 KN
- CHAIN SIZE:
- 520
- MODEL:
- ZSE SERIES
- PRODUCT NAME:
- DRIVE CHAIN
- SEAL TYPE:
- Z-RING
- MATERIAL:
- CARBON ALLOY STEEL
- NUMBER OF LINKS:
- 130
- UNITS:
- EACH
$158.95Qty in Cart: 0Quantity:Price:$158.95Subtotal: -
T.M. DESIGNWORKS Chain Slider - Honda - Black DCS-H20-BK
T.M. DESIGNWORKS
$65.95A worn or poorly-designed chain slider costs you reliability and noise control—two things you can't afford to compromise on during a race or serious ride. T.M. DESIGNWORKS engineered this slider with race-proven materials and a rear plate tab that keeps...12311096- SKU:
- 12311096
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PRODUCT NAME:
- CHAIN SLIDER
- COLOR/FINISH:
- BLACK
$65.95 -
T.M. DESIGNWORKS Frame Pad - Yamaha - Blue YZM-LCG-BU
T.M. DESIGNWORKS
$25.95Chain slap and drivetrain wear are inevitable on high-RPM runs, but a precision-engineered frame pad dramatically reduces both by controlling chain movement and minimizing friction losses. T.M. Designworks' extended-length pad replaces the stock rubber...12311159- SKU:
- 12311159
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FRAME
- COLOR/FINISH:
- BLUE
- MOUNTING POSITION:
- LOWER
- PRODUCT NAME:
- FRAME PAD
- UNITS:
- EACH
- MATERIAL:
- PLASTIC
$25.95Qty in Cart: 0Quantity:Price:$25.95Subtotal: -
T.M. DESIGNWORKS Chain Guide - Gas Gas - Black RCG-GGM-BK
T.M. DESIGNWORKS
$102.95A quality chain guide is essential for maintaining consistent power delivery and protecting your drivetrain from premature wear. The T.M. DESIGNWORKS Chain Guide engineered specifically for Gas Gas models combines advanced materials with proven...12311162- SKU:
- 12311162
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PRODUCT NAME:
- CHAIN GUIDE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
$102.95Qty in Cart: 0Quantity:Price:$102.95Subtotal:
