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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ACERBIS Chain Slider - Kawasaki KX450 - Black 2734940001
ACERBIS
$32.95Chain sliders protect your swingarm from the constant friction and wear caused by chain movement during aggressive riding. A damaged swingarm becomes an expensive repair, and premature chain wear reduces your power delivery on the track. The ACERBIS...12311009- SKU:
- 12311009
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PRODUCT NAME:
- CHAIN SLIDER
- COLOR/FINISH:
- BLACK
$32.95 -
ACERBIS Chain Slider - Kawasaki KX450 - Green 2734940006
ACERBIS
$32.95Chain slap against your swingarm doesn't just create noise—it accelerates wear on both components and can compromise your bike's reliability during aggressive riding. The ACERBIS Chain Slider is a direct replacement that mounts to your KX450's swingarm,...12311010- SKU:
- 12311010
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- COLOR/FINISH:
- GREEN
- UNITS:
- EACH
- PRODUCT NAME:
- CHAIN SLIDER
- RIDING STYLE:
- OFF-ROAD
$32.95 -
ACERBIS Chain Guide - Honda CRF250R/CRF250X/CRF450R/CRF450X - Black 2114960001
ACERBIS
$32.95A worn or damaged chain guide accelerates sprocket wear and risks chain derailment during aggressive riding or racing—compromising both performance and safety. ACERBIS chain guides are engineered as direct replacements to maintain precise chain alignment...12310142- SKU:
- 12310142
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- CHAIN GUIDE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
$32.95 -
ACERBIS Chain Guide - Yamaha YZ125/250 WR250F YZ250F YZ250X WR450F YZ450F YZ450FX - Black 2114970001
ACERBIS
$32.95A worn or damaged chain guide compromises both reliability and performance—allowing excessive chain movement that leads to premature wear, noise, and potential drivetrain failure. The ACERBIS Chain Guide delivers OEM-quality protection with direct...12310143- SKU:
- 12310143
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- CHAIN GUIDE
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$32.95 -
ACERBIS Chain Slider - Suzuki RMZ250 RMZ450 - Black 2114980001
ACERBIS
$32.95Chain sliders are essential protection against premature wear and costly drivetrain damage. This ACERBIS slider prevents your chain from making contact with the swingarm, eliminating friction-induced noise and extending chain life significantly. As a...12310144- SKU:
- 12310144
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- PRODUCT NAME:
- CHAIN SLIDER
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$32.95 -
ACERBIS Chain Guide - Yamaha/Suzuki - Black 2042460001
ACERBIS
$32.95A worn or damaged chain guide compromises power delivery and can lead to costly chain damage or derailment. The ACERBIS Chain Guide restores proper chain alignment and prevents lateral movement during aggressive acceleration and cornering. This direct...12310208- SKU:
- 12310208
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- PRODUCT NAME:
- CHAIN GUIDE
- RIDING STYLE:
- OFF-ROAD
$32.95 -
ACERBIS Chain Slider - Kawasaki KX125/250 - Black 2071499999
ACERBIS
$32.95Chain slap and swingarm contact are common wear points on high-mileage KX machines—especially under aggressive riding. The ACERBIS Chain Slider is a direct replacement protection component that prevents your chain from grinding against the swingarm,...12310210- SKU:
- 12310210
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- PRODUCT NAME:
- CHAIN SLIDER
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
$32.95 -
On Sale
RK 520 EXW - Chain - 100 Links 520EXW-100
RK
MSRP: $145.22Now: $130.70Was: $145.22If you're running a high-displacement off-road machine, chain durability under sustained throttle is non-negotiable. The RK 520 EXW is engineered specifically for the thermal stress and rotational speeds that large-cc engines demand, delivering the...RK520EXW100- SKU:
- RK520EXW100
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
- COLOR/FINISH:
- NATURAL
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 750 CC
- NUMBER OF LINKS:
- 100
- MODEL:
- EXW SERIES
- RIDING STYLE:
- OFF-ROAD
- SEAL TYPE:
- XW-RING
- CHAIN TYPE:
- 520 EXW
- PRODUCT NAME:
- DRIVE CHAIN
- TENSILE STRENGTH METRIC:
- 34.3 KN
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MASTER LINK CONNECTOR:
- CLIP
- TENSILE STRENGTH IMPERIAL:
- 7701 LB
- WEIGHT:
- 1,52 KG/100 LINKS
MSRP: $145.22Now: $130.70Was: $145.22 -
On Sale
DID 520 VX3 - Chain - Gold - 110 Links 520VX3G110FB
DID
MSRP: $182.00Now: $154.70Was: $182.00A chain is only as good as its ability to transfer power without slippage or flex—and the DID 520 VX3 delivers both with uncompromising reliability. Built with patented X-Ring seals and rigid pins, this chain minimizes deflection under load, giving you...12231403- SKU:
- 12231403
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
- CHAIN SIZE:
- 520
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 800 CC
- MODEL:
- VX3 SERIES
- NUMBER OF LINKS:
- 110
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- STREET
- SEAL TYPE:
- X-RING
- TENSILE STRENGTH IMPERIAL:
- 8210 LB
- CHAIN TYPE:
- 520 VX3
- COLOR/FINISH:
- GOLD
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TENSILE STRENGTH METRIC:
- 36.5 KN
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 800 CC
- UNITS:
- EACH
MSRP: $182.00Now: $154.70Was: $182.00 -
On Sale
DID 520 VX3 - Chain - 110 Links 520VX3X110FB
DID
MSRP: $163.83Now: $139.26Was: $163.83A motorcycle chain is only as good as its weakest link—and the DID 520 VX3 eliminates that liability. By combining patented X-Ring sealing with rigid pin construction, this chain delivers consistent power transfer cycle after cycle while resisting wear...12231406- SKU:
- 12231406
- Availability:
- Ships Same Business Day
- Weight:
- 3.90 LBS
- TENSILE STRENGTH METRIC:
- 36.5 KN
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 800 CC
- MODEL:
- VX3 SERIES
- PRODUCT NAME:
- DRIVE CHAIN
- CHAIN TYPE:
- 520 VX3
- COLOR/FINISH:
- SILVER
- NUMBER OF LINKS:
- 110
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- SEAL TYPE:
- X-RING
- TENSILE STRENGTH IMPERIAL:
- 8210 LB
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 800 CC
- RIDING STYLE:
- STREET
MSRP: $163.83Now: $139.26Was: $163.83Qty in Cart: 0Quantity:Price:MSRP: $163.83Now: $139.26Was: $163.83Subtotal: -
On Sale
DID 520 VX3 - Chain - 120 Links 520VX3X120FB
DID
MSRP: $178.67Now: $151.87Was: $178.67A motorcycle chain is only as good as its ability to transfer power cleanly and maintain that connection under load. The DID 520 VX3 delivers the rigid pin construction and advanced X-ring sealing you need to keep power flowing to the wheel without slack...12231407- SKU:
- 12231407
- Availability:
- Ships Same Business Day
- Weight:
- 4.25 LBS
- TENSILE STRENGTH METRIC:
- 36.5 KN
- CHAIN SIZE:
- 520
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 800 CC
- RIDING STYLE:
- STREET
- CHAIN TYPE:
- 520 VX3
- COLOR/FINISH:
- SILVER
- NUMBER OF LINKS:
- 120
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- SEAL TYPE:
- X-RING
- TENSILE STRENGTH IMPERIAL:
- 8210 LB
- UNITS:
- EACH
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 800 CC
- MODEL:
- VX3 SERIES
- PRODUCT NAME:
- DRIVE CHAIN
MSRP: $178.67Now: $151.87Was: $178.67 -
On Sale
DID 520 VX3 - Professional O-Ring Connecting Link - Clip - Gold FJ520VX3G
DID
MSRP: $14.17Now: $12.04Was: $14.17A quality connecting link is critical to chain integrity—a failure point here means catastrophic power loss or worse on track. The DID 520 VX3 is engineered for professional racing with sealed O-ring construction that handles high RPM stress while...12250567- SKU:
- 12250567
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- CHAIN TYPE:
- 525 VX3
- COLOR/FINISH:
- GOLD
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CONNECTING LINK
- TYPE:
- CLIP
- UNITS:
- EACH
MSRP: $14.17Now: $12.04Was: $14.17 -
On Sale
DID 520 VX3 - Chain - 100 Links 520VX3X100FB
DID
MSRP: $149.00Now: $126.65Was: $149.00A motorcycle chain is only as good as its seal integrity and power transfer efficiency—and the DID 520 VX3 delivers both in spades. The patented X-Ring design locks in lubrication while rigid pins minimize flex, translating to sharper throttle response...12231405- SKU:
- 12231405
- Availability:
- Ships Same Business Day
- Weight:
- 3.60 LBS
- CHAIN TYPE:
- 520 VX3
- COLOR/FINISH:
- SILVER
- MODEL:
- VX3 SERIES
- NUMBER OF LINKS:
- 100
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- SEAL TYPE:
- X-RING
- TENSILE STRENGTH IMPERIAL:
- 8210 LB
- UNITS:
- EACH
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 800 CC
- PRODUCT NAME:
- DRIVE CHAIN
- TENSILE STRENGTH METRIC:
- 36.5 KN
- CHAIN SIZE:
- 520
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 800 CC
- RIDING STYLE:
- STREET
MSRP: $149.00Now: $126.65Was: $149.00 -
On Sale
Wiseco Clutch Basket YZ250F 2001-2008 WPP3023
WISECO
MSRP: $289.95Now: $238.00Was: $289.95A worn or failing clutch basket directly impacts throttle response and engine efficiency—two areas where amateur setups often fall short. The Wiseco WPP3033 reduces rotational mass through precision engineering, allowing your YZ250F to rev faster and...11320237- SKU:
- 11320237
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- CLUTCH BASKET
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- MODEL:
- PRECISION FORGED
- MATERIAL:
- PTFE
- RIDING STYLE:
- OFF-ROAD
MSRP: $289.95Now: $238.00Was: $289.95 -
On Sale
Wiseco Clutch Basket 2004-2005 Kawasaki KX250F WPP3027
WISECO
MSRP: $289.95Now: $238.00Was: $289.95If you're running a 2004-2005 KX250F competitively or pushing hard in the dirt, clutch basket wear directly impacts power delivery and throttle response. The Wiseco WPP3027 replaces worn engagement surfaces with precision-engineered geometry and reduced...11320238- SKU:
- 11320238
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- UNITS:
- EACH
- MATERIAL:
- PTFE
- COLOR/FINISH:
- BLACK
- MODEL:
- PRECISION FORGED
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- CLUTCH BASKET
MSRP: $289.95Now: $238.00Was: $289.95 -
On Sale
Wiseco Clutch Basket for 1987-1999 Honda CR125R WPP3025
WISECO
MSRP: $289.95Now: $221.00Was: $289.95A worn or stock clutch basket directly impacts throttle response and power delivery on your CR125R. Wiseco's WPP3025 reduces rotational mass while improving heat management, translating to sharper engagement and more consistent lap times. Built for...11320243- SKU:
- 11320243
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- COLOR/FINISH:
- BLACK
- MODEL:
- PRECISION FORGED
- MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- CLUTCH BASKET
- UNITS:
- EACH
- MATERIAL:
- PTFE
- RIDING STYLE:
- OFF-ROAD
MSRP: $289.95Now: $221.00Was: $289.95 -
MOOSE RACING Clutch Kit M90-125
MOOSE RACING
$171.95A clutch system is only as strong as its weakest component—and OEM assemblies often compromise on friction material quality and pressure plate durability. The MOOSE RACING Clutch Kit M90-125 consolidates all critical clutch elements into a single,...11311855- SKU:
- 11311855
- Availability:
- Ships Same Business Day
- Weight:
- 1.86 LBS
- FEATURES:
- INCLUDES GASKET
- TYPE:
- COMPLETE
- DRIVE PLATE MATERIAL:
- STEEL
- FEATURES:
- INCLUDES SPRINGS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- CLUTCH KIT
- SPRING MATERIAL:
- CHROME SILICON
$171.95 -
MOOSE RACING Sprocket - 48 Tooth 1210-897-48-13X
MOOSE RACING
$69.95A rear sprocket needs to handle extreme torque and abuse without adding unnecessary weight to your bike. The MOOSE RACING 48-tooth sprocket combines the durability of steel teeth with the lightweight benefits of aluminum, giving you a component that...12102642- SKU:
- 12102642
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- COLOR/FINISH:
- RED
- MATERIAL:
- 7075-T6 ALUMINUM INNER RING
- MATERIAL:
- HEAVY-DUTY STEEL OUTER RING
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- STYLE:
- DUAL
- TOOTH COUNT:
- 48
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
$69.95 -
MOOSE RACING Dual Sprocket - 49 Tooth 1210-897-49-13X
MOOSE RACING
$69.95A lightweight yet durable rear sprocket is critical for maintaining throttle response and reducing unsprung weight in high-performance applications. The MOOSE RACING Dual Sprocket combines the strength of steel with the weight savings of premium...12102643- SKU:
- 12102643
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- COLOR/FINISH:
- RED
- MATERIAL:
- 7075-T6 ALUMINUM INNER RING
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- DUAL
- UNITS:
- EACH
- MATERIAL:
- HEAVY-DUTY STEEL OUTER RING
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
$69.95 -
MOOSE RACING Dual Sprocket - 50 Tooth 1210-897-50-13X
MOOSE RACING
$69.95The MOOSE RACING Dual Sprocket delivers the durability of steel with the lightweight advantage of aluminum, giving you faster acceleration and reduced unsprung mass without sacrificing chain-side longevity. The hybrid construction resists wear far longer...12102644- SKU:
- 12102644
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- MATERIAL:
- HEAVY-DUTY STEEL OUTER RING
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- STYLE:
- DUAL
- TOOTH COUNT:
- 50
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- COLOR/FINISH:
- RED
- MATERIAL:
- 7075-T6 ALUMINUM INNER RING
$69.95
