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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PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 3Y1-17461-60
PARTS UNLIMITED
$14.23All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a perfect fitK222662- SKU:
- K222662
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- RAW
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
$14.23Qty in Cart: 0Quantity:Price:$14.23Subtotal: -
PARTS UNLIMITED Countershaft Sprocket - 13-Tooth 24G-17461-30
PARTS UNLIMITED
$9.13All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a perfect fitK222673- SKU:
- K222673
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- RAW
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
$9.13Qty in Cart: 0Quantity:Price:$9.13Subtotal: -
MOOSE RACING 520 RXP - Pro-MX Chain - Gold - 120 Links M574-00-120
MOOSE RACING
$89.95Non-O-ring chain, Designed specifically for motocross racing applications, High-tensile-strength nickel-plated inner link plates, High-tensile rust-resistant gold-plated side plates, High application greased chain, Recommended for applications between...M57400120- SKU:
- M57400120
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
- CHAIN SIZE:
- 520
- CHAIN TYPE:
- 520 RXP
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 350 CC
- MODEL:
- RXP SERIES
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TENSILE STRENGTH METRIC:
- 35.3 KN
- COLOR/FINISH:
- GOLD
- MASTER LINK CONNECTOR:
- CLIP
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 350 CC
- RIDING STYLE:
- UTV
- NUMBER OF LINKS:
- 120
- PRODUCT NAME:
- DRIVE CHAIN
- SEAL TYPE:
- NON-SEAL
- TENSILE STRENGTH IMPERIAL:
- 7937 LB
$89.95 -
MOOSE RACING Clutch Kit M90-180
MOOSE RACING
$199.95Designed to outperform OEM or aftermarket clutches, A one-stop shop for all of your clutch components11311844- SKU:
- 11311844
- Availability:
- Ships Same Business Day
- Weight:
- 2.12 LBS
- DRIVE PLATE MATERIAL:
- STEEL
- FEATURES:
- INCLUDES SPRINGS
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- SPRING MATERIAL:
- CHROME SILICON
- TYPE:
- COMPLETE
- FEATURES:
- INCLUDES GASKET
$199.95Qty in Cart: 0Quantity:Price:$199.95Subtotal: -
MOOSE RACING Clutch Kit M90-187
MOOSE RACING
$201.95Designed to outperform OEM or aftermarket clutches, A one-stop shop for all of your clutch components11311849- SKU:
- 11311849
- Availability:
- Ships Same Business Day
- Weight:
- 2.06 LBS
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- OFF-ROAD
- SPRING MATERIAL:
- CHROME SILICON
- FEATURES:
- INCLUDES GASKET
- TYPE:
- COMPLETE
- DRIVE PLATE MATERIAL:
- STEEL
- FEATURES:
- INCLUDES SPRINGS
- UNITS:
- KIT
$201.95Qty in Cart: 0Quantity:Price:$201.95Subtotal: -
MOOSE RACING Clutch Kit M90-177
MOOSE RACING
$267.95Designed to outperform OEM or aftermarket clutches, A one-stop shop for all of your clutch components11311865- SKU:
- 11311865
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- OFF-ROAD
- SPRING MATERIAL:
- CHROME SILICON
- DRIVE PLATE MATERIAL:
- STEEL
- FEATURES:
- INCLUDES SPRINGS
- UNITS:
- KIT
- FEATURES:
- INCLUDES GASKET
- TYPE:
- COMPLETE
$267.95Qty in Cart: 0Quantity:Price:$267.95Subtotal: -
MOOSE RACING Clutch Springs MHDS42-5
MOOSE RACING
$16.95Springs are precision-wound using the finest chrome silicone wire, Heat-treated and shot-peened for maximum life, Improved feel at the clutch lever and stronger performance than OEM springsFHDS425- SKU:
- FHDS425
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- SPRING MATERIAL:
- CHROME SILICON
- PRODUCT NAME:
- SPRING SET
- RIDING STYLE:
- ATV
- TYPE:
- CLUTCH
- UNITS:
- SET
$16.95Qty in Cart: 0Quantity:Price:$16.95Subtotal: -
MOOSE RACING Dual Sprocket MSE - Black - 48-Tooth 1210-897-48-10X
MOOSE RACING
$69.95Designed to outlast standard aluminum rear sprockets and is much lighter than steel rear sprockets, Inner ring is made from 7075 T6 aluminum and the outer ring is made from heavy duty steel, Self-cleaning mud grooves between each tooth to prevent dirt...12101514- SKU:
- 12101514
- Availability:
- Ships Same Business Day
- Weight:
- 1.71 LBS
- CHAIN SIZE:
- 520
- MATERIAL:
- HEAVY-DUTY STEEL OUTER RING
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 7075-T6 ALUMINUM INNER RING
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- DUAL
- TOOTH COUNT:
- 48
- TYPE:
- DRIVE
$69.95Qty in Cart: 0Quantity:Price:$69.95Subtotal: -
MOOSE RACING Dual Sprocket MSE - Black - 50-Tooth 1210-897-50-10X
MOOSE RACING
$69.95Designed to outlast standard aluminum rear sprockets and is much lighter than steel rear sprockets, Inner ring is made from 7075 T6 aluminum and the outer ring is made from heavy duty steel, Self-cleaning mud grooves between each tooth to prevent dirt...12101520- SKU:
- 12101520
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 7075-T6 ALUMINUM INNER RING
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- STYLE:
- DUAL
- TOOTH COUNT:
- 50
- CHAIN SIZE:
- 520
- MATERIAL:
- HEAVY-DUTY STEEL OUTER RING
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- PRODUCT NAME:
- SPROCKET
$69.95Qty in Cart: 0Quantity:Price:$69.95Subtotal: -
MOOSE RACING Clutch Springs MHDS81-6
MOOSE RACING
$16.95Springs are precision-wound using the finest chrome silicone wire, Heat-treated and shot-peened for maximum life, Improved feel at the clutch lever and stronger performance than OEM springsFHDS816- SKU:
- FHDS816
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- UNITS:
- SET
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- SPRING MATERIAL:
- CHROME SILICON
- TYPE:
- CLUTCH
- PRODUCT NAME:
- SPRING SET
$16.95Qty in Cart: 0Quantity:Price:$16.95Subtotal: -
MOOSE RACING Rebuild Kit - Slave Cylinder - Kawasaki 18-6016
MOOSE RACING
$39.95Kit contains all of the components to re-seal leaking slave cylinder, Kit includes copper washer, seal, o-rings, gaskets, springs and screws09500917- SKU:
- 09500917
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BASE FINISH:
- RAW
- COLOR/FINISH:
- RAW
- BASE COLOR:
- SILVER
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- SLAVE CYLINDER
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
PARTS UNLIMITED Countershaft Sprocket - 14-Tooth 23801-428-000
PARTS UNLIMITED
$14.23All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a perfect fitK222552- SKU:
- K222552
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- TOOTH COUNT:
- 14
- COLOR/FINISH:
- RAW
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
$14.23Qty in Cart: 0Quantity:Price:$14.23Subtotal: -
PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 23801-436-000
PARTS UNLIMITED
$7.09All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a perfect fitK222553- SKU:
- K222553
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- CHAIN SIZE:
- 428
- MATERIAL:
- STEEL
- UNITS:
- EACH
- COLOR/FINISH:
- RAW
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- TOOTH COUNT:
- 15
$7.09Qty in Cart: 0Quantity:Price:$7.09Subtotal: -
PARTS UNLIMITED Countershaft Sprocket - 13-Tooth 23801-446-770
PARTS UNLIMITED
$13.21All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a perfect fitK222565- SKU:
- K222565
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- RAW
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
$13.21Qty in Cart: 0Quantity:Price:$13.21Subtotal: -
PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 13144-002
PARTS UNLIMITED
$7.09All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a perfect fitK222727- SKU:
- K222727
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- CHAIN SIZE:
- 428
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- COLOR/FINISH:
- RAW
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 15
$7.09Qty in Cart: 0Quantity:Price:$7.09Subtotal: -
PARTS UNLIMITED Countershaft Sprocket - 12-Tooth 13144-1023-12T
PARTS UNLIMITED
$6.07All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a perfect fitK222760- SKU:
- K222760
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- CHAIN SIZE:
- 420
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 12
- COLOR/FINISH:
- RAW
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
$6.07Qty in Cart: 0Quantity:Price:$6.07Subtotal: -
PARTS UNLIMITED Rear Suzuki Sprocket - 520 - 46 Tooth 64511-14220
PARTS UNLIMITED
$36.67All our front and rear sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a perfect fit, Packaged individually in poly bags with...K223801S- SKU:
- K223801S
- Availability:
- Ships Same Business Day
- Weight:
- 0.88 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MATERIAL:
- STEEL
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- DRIVE
- COLOR/FINISH:
- NATURAL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 46
$36.67Qty in Cart: 0Quantity:Price:$36.67Subtotal: -
PARTS UNLIMITED Rear Suzuki Sprocket - 520 - 42 Tooth 64511-14A00
PARTS UNLIMITED
$35.65All our front and rear sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a perfect fit, Packaged individually in poly bags with...K223802Z- SKU:
- K223802Z
- Availability:
- Ships Same Business Day
- Weight:
- 1.69 LBS
- PRODUCT NAME:
- SPROCKET
- COLOR/FINISH:
- NATURAL
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 42
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$35.65Qty in Cart: 0Quantity:Price:$35.65Subtotal: -
PARTS UNLIMITED Rear Honda Sprocket - 520 - 42 Tooth 41201KL4-671-42
PARTS UNLIMITED
$35.65All our front and rear sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a perfect fit, Packaged individually in poly bags with...K223505Z- SKU:
- K223505Z
- Availability:
- Ships Same Business Day
- Weight:
- 1.44 LBS
- COLOR/FINISH:
- NATURAL
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 42
- UNITS:
- EACH
$35.65Qty in Cart: 0Quantity:Price:$35.65Subtotal: -
MOOSE RACING Kickstarter 80-0225-00-60
MOOSE RACING
$139.95Zinc-coated, corrosion-resistant, hardened CNC mounting bracket, Hard anodized finish to prevent UV fading, Exact OEM size and length, Meet or exceed OEM quality11120114- SKU:
- 11120114
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PRODUCT NAME:
- KICKSTARTER
- UNITS:
- EACH
- MATERIAL:
- 6061 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
$139.95Qty in Cart: 0Quantity:Price:$139.95Subtotal:
