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
-
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 unreliable ones. Whether you're upgrading from worn OEM...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 engineered to handle aggressive driving without compromise...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 M90-136 consolidates all critical clutch elements into one...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: -
VORTEX Aluminum Sprocket - Silver - Rear - 33-Tooth 206-33
VORTEX
$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, improves power transfer, and extends the service life of your...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
$59.95 -
VORTEX Front Sprocket - 13-Tooth 3370-13
VORTEX
$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 consistent performance lap after lap, while its...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
$29.95 -
VORTEX Front Sprocket - 14-Tooth 3370-14
VORTEX
$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 14-Tooth Front Sprocket delivers precision manufacturing...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
$29.95 -
VORTEX Front Sprocket - 15-Tooth 3370-15
VORTEX
$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 required for consistent performance lap after lap, whether...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
$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 and extended service life, giving you the confidence to...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 -
VESRAH Clutch Discs VC-440
VESRAH
$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 OEM-equivalent performance at a competitive price point,...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
$29.00Qty in Cart: 0Quantity:Price:$29.00Subtotal: -
VESRAH Clutch Discs VC-448
VESRAH
$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 manufactured to meet or exceed OEM specifications, delivering the...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
$53.33 -
VESRAH Clutch Discs VC-458
VESRAH
$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, delivering consistent friction and durability across demanding...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
$74.17 -
VESRAH Clutch Discs VC-463
VESRAH
$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 manufactured to OEM specifications, ensuring precise...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
$66.33Qty in Cart: 0Quantity:Price:$66.33Subtotal: -
VESRAH Clutch Spring Set SK-225
VESRAH
$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 OEM springs with heavy-duty steel components...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
$10.50Qty in Cart: 0Quantity:Price:$10.50Subtotal: -
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 predictable power transmission with the durability needed for...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
$17.95Qty in Cart: 0Quantity:Price:$17.95Subtotal: -
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 wheelbase setups. Parts Unlimited's offering delivers...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
$49.95Qty in Cart: 0Quantity:Price:$49.95Subtotal: -
PARTS UNLIMITED Single Bearing - 25 x 52 x 15 6205RS
PARTS UNLIMITED
$7.29Reliable 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 PARTS UNLIMITED 6205RS delivers consistent, low-friction...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
$7.29 -
PARTS UNLIMITED Single Bearing - 25 x 52 x 15 6205-2RS
PARTS UNLIMITED
$7.29A 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 6205-2RS delivers precision engineering with sealed...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
$7.29 -
PARTS UNLIMITED Countershaft Sprocket - 14-Tooth 23800041-010-14
PARTS UNLIMITED
$7.09A 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 engagement with your chain and maintains the exact gear ratios...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
$7.09 -
PARTS UNLIMITED Rear Honda Sprocket - 420 - 46 Tooth H01-GN1-000
PARTS UNLIMITED
$29.53A 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 characteristics with precision-machined geometry and hardened...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
$29.53 -
PARTS UNLIMITED 428 - Drive Chain - 132 Links T428132
PARTS UNLIMITED
$22.95A 428 chain is a workhorse component for go-karts, mini bikes, and small-displacement racing applications. This precut 132-link option eliminates the guesswork on sizing and gets you up and running without custom fabrication. Whether you're building a...T428132- SKU:
- T428132
- Availability:
- Ships Same Business Day
- Weight:
- 2.63 LBS
- CHAIN SIZE:
- 428
- MAXIMUM ENGINE DISPLACEMENT (OFFROAD):
- 125 CC
- MATERIAL:
- STEEL
- RIDING STYLE:
- UTV
- COLOR/FINISH:
- BLACK
- MASTER LINK CONNECTOR:
- CLIP
- NUMBER OF LINKS:
- 132
- PRODUCT NAME:
- DRIVE CHAIN
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- SEAL TYPE:
- NON-SEAL
- TENSILE STRENGTH METRIC:
- 18 KN
- UNITS:
- EACH
- MAXIMUM ENGINE DISPLACEMENT (STREET):
- 125 CC
- RIDING STYLE:
- OFF-ROAD
- TENSILE STRENGTH IMPERIAL:
- 4050 LB
$22.95Qty in Cart: 0Quantity:Price:$22.95Subtotal:
