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 Kit M90-133
MOOSE RACING
$124.95A factory clutch wears out—ours is engineered to handle repeated heat cycles, aggressive downshifts, and sustained power delivery without slipping or chatter. Whether you're upgrading from OEM...11311860- SKU:
- 11311860
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- DRIVE PLATE MATERIAL:
- STEEL
- FEATURES:
- INCLUDES SPRINGS
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- FEATURES:
- INCLUDES GASKET
- SPRING MATERIAL:
- CHROME SILICON
- TYPE:
- COMPLETE
$124.95 -
MOOSE RACING Clutch Kit M90-176
MOOSE RACING
$139.95A quality clutch is the foundation of reliable power transfer, and the MOOSE RACING Clutch Kit M90-176 delivers the engagement consistency and durability that separates dependable machines from...11311861- SKU:
- 11311861
- Availability:
- Ships Same Business Day
- Weight:
- 1.19 LBS
- TYPE:
- COMPLETE
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- OFF-ROAD
- SPRING MATERIAL:
- CHROME SILICON
- DRIVE PLATE MATERIAL:
- STEEL
- FEATURES:
- INCLUDES GASKET
- FEATURES:
- INCLUDES SPRINGS
- UNITS:
- KIT
$139.95 -
MOOSE RACING Clutch Kit M90-201
MOOSE RACING
$169.95A worn or slipping clutch kills performance and reliability on track and street alike. The MOOSE RACING Clutch Kit M90-201 delivers complete clutch system coverage with OEM-quality components...11311862- SKU:
- 11311862
- Availability:
- Ships Same Business Day
- Weight:
- 1.73 LBS
- DRIVE PLATE MATERIAL:
- STEEL
- FEATURES:
- INCLUDES GASKET
- FEATURES:
- INCLUDES SPRINGS
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- SPRING MATERIAL:
- CHROME SILICON
- TYPE:
- COMPLETE
$169.95 -
MOOSE RACING Clutch Kit M90-136
MOOSE RACING
$159.95A clutch system is only as strong as its weakest component—factory assemblies often compromise on friction material quality and pressure plate durability to cut costs. The MOOSE RACING Clutch Kit...11311863- SKU:
- 11311863
- Availability:
- Ships Same Business Day
- Weight:
- 1.72 LBS
- SPRING MATERIAL:
- CHROME SILICON
- TYPE:
- COMPLETE
- DRIVE PLATE MATERIAL:
- STEEL
- FEATURES:
- INCLUDES SPRINGS
- PRODUCT NAME:
- CLUTCH KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- FEATURES:
- INCLUDES GASKET
$159.95Qty in Cart: 0Quantity:Price:$159.95Subtotal: -
On Sale
VORTEX Aluminum Sprocket - Silver - Rear - 33-Tooth 206-33
VORTEX
MSRP: $59.95Now: $50.96Was: $59.95A worn or mismatched sprocket will kill your acceleration and put unnecessary stress on your chain and engine. The VORTEX Aluminum Sprocket delivers precision tooth geometry that reduces wear,...12111711- SKU:
- 12111711
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- TOOTH COUNT:
- 33
- TYPE:
- DRIVE
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- CHAIN SIZE:
- 420
- COLOR/FINISH:
- SILVER
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
MSRP: $59.95Now: $50.96Was: $59.95Qty in Cart: 0Quantity:Price:MSRP: $59.95Now: $50.96Was: $59.95Subtotal: -
On Sale
VORTEX Front Sprocket - 13-Tooth 3370-13
VORTEX
MSRP: $29.95Now: $25.46Was: $29.95A quality front sprocket is fundamental to your drivetrain's efficiency and longevity. The VORTEX 13-Tooth Front Sprocket delivers the precision tolerances and durability you need to maintain...12120648- SKU:
- 12120648
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 13
- UNITS:
- EACH
MSRP: $29.95Now: $25.46Was: $29.95Qty in Cart: 0Quantity:Price:MSRP: $29.95Now: $25.46Was: $29.95Subtotal: -
On Sale
VORTEX Front Sprocket - 14-Tooth 3370-14
VORTEX
MSRP: $29.95Now: $25.46Was: $29.95A front sprocket is one of the most critical drivetrain components for transferring engine power to the wheels, and its quality directly impacts acceleration, reliability, and longevity. The VORTEX...12120649- SKU:
- 12120649
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- COLOR/FINISH:
- NATURAL
- TOOTH COUNT:
- 14
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
MSRP: $29.95Now: $25.46Was: $29.95 -
On Sale
VORTEX Front Sprocket - 15-Tooth 3370-15
VORTEX
MSRP: $29.95Now: $25.46Was: $29.95A worn or undersized front sprocket directly impacts your power delivery and acceleration response. The VORTEX 15-Tooth Front Sprocket delivers the precision tolerances and material durability...12120650- SKU:
- 12120650
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- ATV
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- TOOTH COUNT:
- 15
- RIDING STYLE:
- OFF-ROAD
MSRP: $29.95Now: $25.46Was: $29.95 -
VESRAH Clutch Spring Set SK-303
VESRAH
$12.17Stock clutch springs wear quickly under aggressive riding and racing conditions, compromising both feel and reliability. The VESRAH SK-303 Clutch Spring Set delivers consistent engagement pressure...SK303- SKU:
- SK303
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- TYPE:
- CLUTCH
- PRODUCT NAME:
- SPRING SET
- RIDING STYLE:
- STREET
- SPRING MATERIAL:
- STEEL
- UNITS:
- SET
$12.17 -
On Sale
VESRAH Clutch Discs VC-440
VESRAH
MSRP: $29.00Now: $27.55Was: $29.00A worn or slipping clutch directly impacts your power delivery and lap times—and OEM replacements often come with unnecessary friction plates that drive up costs. VESRAH Clutch Discs VC-440 deliver...VC440- SKU:
- VC440
- Availability:
- Ships Same Business Day
- Weight:
- 0.36 LBS
- FRICTION PLATE MATERIAL:
- CORK
- PRODUCT NAME:
- FRICTION PLATE SET
- RIDING STYLE:
- STREET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
- UNITS:
- SET OF 4
MSRP: $29.00Now: $27.55Was: $29.00Qty in Cart: 0Quantity:Price:MSRP: $29.00Now: $27.55Was: $29.00Subtotal: -
On Sale
VESRAH Clutch Discs VC-448
VESRAH
MSRP: $53.33Now: $50.66Was: $53.33Clutch reliability directly impacts your performance on track and on the street—worn or inferior friction material costs you power transfer and consistency. VESRAH Clutch Discs VC-448 are...VC448- SKU:
- VC448
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- RIDING STYLE:
- ATV
- UNITS:
- SET OF 5
- TYPE:
- CLUTCH
- FRICTION PLATE MATERIAL:
- CORK
- PRODUCT NAME:
- FRICTION PLATE SET
MSRP: $53.33Now: $50.66Was: $53.33 -
On Sale
VESRAH Clutch Discs VC-458
VESRAH
MSRP: $74.17Now: $70.46Was: $74.17A clutch disc failure mid-race or during critical driving conditions can cost you lap time, reliability, and credibility. VESRAH VC-458 Clutch Discs are engineered to OEM or better standards,...VC458- SKU:
- VC458
- Availability:
- Ships Same Business Day
- Weight:
- 0.76 LBS
- FRICTION PLATE MATERIAL:
- CORK
- PRODUCT NAME:
- FRICTION PLATE SET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- UNITS:
- SET OF 8
- TYPE:
- CLUTCH
- RIDING STYLE:
- OFF-ROAD
MSRP: $74.17Now: $70.46Was: $74.17 -
On Sale
VESRAH Clutch Discs VC-463
VESRAH
MSRP: $66.33Now: $63.01Was: $66.33Clutch slippage under load kills power delivery and wastes your performance gains—Vesrah Clutch Discs VC-463 restore full engagement and durability to your clutch system. These friction plates are...VC463- SKU:
- VC463
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- FRICTION PLATE MATERIAL:
- CORK
- PRODUCT NAME:
- FRICTION PLATE SET
- TYPE:
- CLUTCH
- UNITS:
- SET OF 7
MSRP: $66.33Now: $63.01Was: $66.33 -
On Sale
VESRAH Clutch Spring Set SK-225
VESRAH
MSRP: $10.50Now: $9.98Was: $10.50A worn or weak clutch spring set compromises your ability to modulate engagement smoothly and reliably under load—whether you're driving street, strip, or circuit. The VESRAH SK-225 replaces fatigued...SK225- SKU:
- SK225
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- PRODUCT NAME:
- SPRING SET
- TYPE:
- CLUTCH
- SPRING MATERIAL:
- STEEL
- RIDING STYLE:
- STREET
- UNITS:
- SET
MSRP: $10.50Now: $9.98Was: $10.50 -
PARTS UNLIMITED 420 - Drive Chain - 120 Links T420120
PARTS UNLIMITED
$17.95A 420-class drive chain is a workhorse component that demands reliability in applications ranging from go-karts to small-displacement motorcycles and ATVs. The Parts Unlimited 420 delivers...T420120- SKU:
- T420120
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- CHAIN SIZE:
- 420
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 80 CC
- RIDING STYLE:
- OFF-ROAD
- SEAL TYPE:
- NON-SEAL
- TENSILE STRENGTH METRIC:
- 17.5 KN
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 80 CC
- NUMBER OF LINKS:
- 120
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- MASTER LINK CONNECTOR:
- CLIP
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- UTV
- TENSILE STRENGTH IMPERIAL:
- 3950 LB
$17.95 -
PARTS UNLIMITED 520 - Drive Chain - 130 Links T520130
PARTS UNLIMITED
$49.95A 520 chain is the workhorse of sport bike and small-displacement racing applications, and this 130-link configuration gives you the flexibility to fit a wide range of sprocket combinations and...T520130- SKU:
- T520130
- Availability:
- Ships Same Business Day
- Weight:
- 4.25 LBS
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 250 CC
- NUMBER OF LINKS:
- 130
- PRODUCT NAME:
- DRIVE CHAIN
- UNITS:
- EACH
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 250 CC
- RIDING STYLE:
- ATV
- TENSILE STRENGTH IMPERIAL:
- 6600 LB
- TENSILE STRENGTH METRIC:
- 29.3 KN
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- BLACK
- MASTER LINK CONNECTOR:
- CLIP
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- SEAL TYPE:
- NON-SEAL
$49.95 -
PARTS UNLIMITED Single Bearing - 25 x 52 x 15 6205RS
PARTS UNLIMITED
$7.58Reliable bearing performance is critical when you're building or maintaining a high-performance application—wheel hubs, transmissions, or custom builds can't tolerate slack or premature wear. The...6205RS- SKU:
- 6205RS
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- INSIDE DIAMETER:
- 25 MM
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- STYLE:
- SMOOTH
- UNITS:
- EACH
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- THICKNESS:
- 15 MM
- TYPE:
- SINGLE SEAL
- OUTSIDE DIAMETER:
- 52 MM
- RIDING STYLE:
- OFF-ROAD
$7.58 -
PARTS UNLIMITED Single Bearing - 25 x 52 x 15 6205-2RS
PARTS UNLIMITED
$7.58A quality bearing is the foundation of reliable motor performance, whether you're building a high-RPM electric motor setup or upgrading cooling fan assemblies on your race engine. The PARTS UNLIMITED...62052RS- SKU:
- 62052RS
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- OUTSIDE DIAMETER:
- 52 MM
- RIDING STYLE:
- ATV
- THICKNESS:
- 15 MM
- UNITS:
- EACH
- INSIDE DIAMETER:
- 25 MM
- STYLE:
- SMOOTH
- TYPE:
- DOUBLE SEAL
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
$7.58 -
PARTS UNLIMITED Countershaft Sprocket - 14-Tooth 23800041-010-14
PARTS UNLIMITED
$7.37A worn or damaged countershaft sprocket compromises your entire drivetrain's efficiency and can lead to costly chain and gear damage down the line. This OEM-spec replacement ensures precise...K222503- SKU:
- K222503
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- CHAIN SIZE:
- 420
- COLOR/FINISH:
- RAW
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 14
- UNITS:
- EACH
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
$7.37Qty in Cart: 0Quantity:Price:$7.37Subtotal: -
PARTS UNLIMITED Rear Honda Sprocket - 420 - 46 Tooth H01-GN1-000
PARTS UNLIMITED
$30.69A worn or damaged rear sprocket directly impacts your Honda's acceleration response and overall drivetrain efficiency. This OEM-specification 46-tooth 420 sprocket restores factory performance...K223504M- SKU:
- K223504M
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 420
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- NATURAL
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 46
$30.69
