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
-
Wiseco Clutch Basket Kawasaki KX125 1994-2002 WPP3007
WISECO
$289.95A worn or inefficient clutch basket robs your KX125 of responsiveness and increases heat soak in the engine bay—both killers for track performance. This Wiseco basket cuts rotational mass and improves oil flow to keep your engine cool and your power...WPP3007- SKU:
- WPP3007
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- MATERIAL:
- PTFE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MATERIAL:
- ALUMINUM ALLOY
- COLOR/FINISH:
- BLACK
- MODEL:
- PRECISION FORGED
- PRODUCT NAME:
- CLUTCH BASKET
$289.95 -
Wiseco Clutch Basket for Suzuki RM125 1992-2007 WPP3008
WISECO
$289.95A worn or stock clutch basket limits your RM125's ability to transfer power consistently and increases rotational mass that slows throttle response. The Wiseco WPP3008 replaces that bottleneck with aerospace-grade construction and CNC precision,...WPP3008- SKU:
- WPP3008
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- MODEL:
- PRECISION FORGED
- UNITS:
- EACH
- MATERIAL:
- PTFE
- PRODUCT NAME:
- CLUTCH BASKET
$289.95 -
Wiseco Clutch Basket Honda CR250R 1992-2007 CRF450R 2002-2007 WPP3009
WISECO
$309.95A worn or inefficient clutch basket directly impacts throttle response and acceleration—two factors that separate competitive lap times from the field. The WPP3009 delivers measurable performance gains through precision engineering and weight reduction,...WPP3009- SKU:
- WPP3009
- Availability:
- Ships Same Business Day
- Weight:
- 1.32 LBS
- MATERIAL:
- ALUMINUM ALLOY
- MATERIAL:
- PTFE
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- MODEL:
- PRECISION FORGED
- UNITS:
- EACH
- PRODUCT NAME:
- CLUTCH BASKET
$309.95Qty in Cart: 0Quantity:Price:$309.95Subtotal: -
Wiseco Clutch Basket Kawasaki KX250 1992-2005 WPP3010
WISECO
$309.95Stock clutch baskets wear rapidly under racing conditions, causing delayed engagement and power loss at critical moments. The Wiseco WPP3010 replaces that with precision-engineered geometry and aerospace-grade materials designed to maintain consistent...WPP3010- SKU:
- WPP3010
- Availability:
- Ships Same Business Day
- Weight:
- 1.36 LBS
- PRODUCT NAME:
- CLUTCH BASKET
- COLOR/FINISH:
- BLACK
- MODEL:
- PRECISION FORGED
- MATERIAL:
- ALUMINUM ALLOY
- MATERIAL:
- PTFE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$309.95Qty in Cart: 0Quantity:Price:$309.95Subtotal: -
Wiseco Clutch Basket 85 SX 17/14 2003-2017 WPP3045
WISECO
$249.95A worn or inefficient clutch basket directly impacts your engine's ability to rev cleanly and maintain consistent power delivery. The Wiseco WPP3045 reduces rotational mass through precision engineering and weight-saving design, translating to sharper...11320632- SKU:
- 11320632
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- MATERIAL:
- ALUMINUM ALLOY
- MATERIAL:
- PTFE
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- CLUTCH BASKET
- COLOR/FINISH:
- BLACK
- MODEL:
- PRECISION FORGED
- UNITS:
- EACH
$249.95Qty in Cart: 0Quantity:Price:$249.95Subtotal: -
Wiseco Clutch Basket for 2009-2012 Honda CRF450R WPP3055
WISECO
$319.95If you're serious about maximizing your CRF450R's performance, a quality clutch basket directly impacts throttle response, heat management, and reliability under race conditions. The Wiseco WPP3055 reduces rotational mass to help your engine rev faster...11320637- SKU:
- 11320637
- Availability:
- Ships Same Business Day
- Weight:
- 1.56 LBS
- COLOR/FINISH:
- BLACK
- MODEL:
- PRECISION FORGED
- MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- CLUTCH BASKET
- UNITS:
- EACH
- MATERIAL:
- PTFE
- RIDING STYLE:
- OFF-ROAD
$319.95Qty in Cart: 0Quantity:Price:$319.95Subtotal: -
Wiseco Clutch Basket Honda CRF250R 2010-2017 WPP3056
WISECO
$329.95If you're running a CRF250R in competitive conditions or high-RPM environments, a worn or stock clutch basket will cost you reliability and throttle response. The Wiseco WPP3056 replaces that liability with aerospace-grade construction and precision...11320638- SKU:
- 11320638
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- ALUMINUM ALLOY
- MODEL:
- PRECISION FORGED
- MATERIAL:
- PTFE
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- CLUTCH BASKET
- UNITS:
- EACH
$329.95Qty in Cart: 0Quantity:Price:$329.95Subtotal: -
GATES Belt Drive - Standard - 743x20x30 PL20707
GATES
$52.83A worn or inadequate CVT belt directly impacts your scooter's acceleration response, fuel efficiency, and overall drivability. The GATES Belt Drive PL20707 is engineered to restore OEM-equivalent performance while delivering the durability needed for...12040088- SKU:
- 12040088
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- BELT
- TYPE:
- DRIVE
- UNITS:
- EACH
- RIDING STYLE:
- STREET
$52.83Qty in Cart: 0Quantity:Price:$52.83Subtotal: -
GATES Belt Drive - Premium - 743x20x30 PL30707
GATES
$72.00A worn or suboptimal CVT belt directly impacts your scooter's acceleration response, fuel efficiency, and overall drivability. The GATES Premium Belt Drive delivers superior durability and performance compared to OEM-equivalent alternatives, reducing...12040090- SKU:
- 12040090
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- BELT
- TYPE:
- DRIVE
- UNITS:
- EACH
$72.00 -
GATES Belt Drive - Premium - 846x20x30 PL30709
GATES
$28.51A worn or undersized CVT belt directly impacts your scooter's acceleration response and fuel efficiency. The GATES Belt Drive Premium delivers consistent power transfer with extended durability over OEM-equivalent belts, reducing replacement frequency...12040032- SKU:
- 12040032
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- BELT
- UNITS:
- EACH
- TYPE:
- DRIVE
- RIDING STYLE:
- STREET
$28.51Qty in Cart: 0Quantity:Price:$28.51Subtotal: -
GATES Belt Drive - Premium - 669x18x30 PL30507
GATES
$84.00A worn or undersized CVT belt directly impacts acceleration response and fuel economy on street-legal scooters. The GATES Premium Belt Drive delivers superior durability and consistent power transfer compared to OEM-equivalent options, keeping your...12040033- SKU:
- 12040033
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- PRODUCT NAME:
- BELT
- TYPE:
- DRIVE
- UNITS:
- EACH
- RIDING STYLE:
- STREET
$84.00 -
On Sale
Renthal Front Sprocket 11T 520 Chain KTM 292-520-11P
RENTHAL
MSRP: $39.95Now: $34.16Was: $39.95Shaving rotational mass from your front sprocket directly improves throttle response and acceleration—critical gains on the track or trail. The Renthal 11T front sprocket delivers these performance benefits while maintaining the durability you need for...12121300- SKU:
- 12121300
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- MATERIAL:
- 655M13 NICKEL CHROMIUM STEEL
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 11
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- FRONT
- UNITS:
- EACH
MSRP: $39.95Now: $34.16Was: $39.95 -
On Sale
Renthal 50-Tooth Rear Sprocket for Honda CR80R CR85R CRF150R 189U-420-50GRSI
RENTHAL
MSRP: $99.82Now: $89.84Was: $99.82A lightweight rear sprocket is essential for competitive performance on the track or trail—it directly reduces unsprung weight, improves throttle response, and extends chain life. The Renthal 50-tooth sprocket delivers all three benefits with...R18950- SKU:
- R18950
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- CHAIN SIZE:
- 420
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- UNITS:
- EACH
MSRP: $99.82Now: $89.84Was: $99.82Qty in Cart: 0Quantity:Price:MSRP: $99.82Now: $89.84Was: $99.82Subtotal: -
On Sale
Renthal Ultralight Rear Sprocket 48T Blue 441U-428-48GPBU
RENTHAL
MSRP: $104.95Now: $94.15Was: $104.95If you're running a Husqvarna off-road machine and want measurable gains in acceleration and handling without compromising durability, this 48-tooth rear sprocket delivers exactly that. By shedding approximately 66% of the weight found in traditional...12111724- SKU:
- 12111724
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- CHAIN SIZE:
- 428
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- COLOR/FINISH:
- BLUE
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 48
- TYPE:
- DRIVE
MSRP: $104.95Now: $94.15Was: $104.95 -
On Sale
Renthal Ultralight Rear Sprocket 47T Silver 224U-520-47GPSI
RENTHAL
MSRP: $104.95Now: $89.84Was: $104.95Shaving weight off your KTM while maintaining durability is critical for competitive performance and trail handling. The Renthal Ultralight Rear Sprocket delivers that balance through 7075-T6 aluminum construction—66% lighter than steel without...12110103- SKU:
- 12110103
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- COLOR/FINISH:
- SILVER
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 47
- TYPE:
- DRIVE
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
MSRP: $104.95Now: $89.84Was: $104.95 -
On Sale
Renthal 46T Rear Sprocket 520 Chain Silver 150U-520-46GBSI
RENTHAL
MSRP: $99.82Now: $89.84Was: $99.82Shave nearly a pound off your bike while maintaining the rigidity needed for precise power delivery. The Renthal 46T delivers consistent acceleration across a wide RPM range, and its self-cleaning tooth design means you'll spend less time maintaining and...R150A52046- SKU:
- R150A52046
- Availability:
- Ships Same Business Day
- Weight:
- 0.88 LBS
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 46
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- DRIVE
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
MSRP: $99.82Now: $89.84Was: $99.82 -
On Sale
Renthal Ultralight Rear Sprocket 46T 420 Pitch Silver 192U-420-46GPSI
RENTHAL
MSRP: $99.82Now: $89.84Was: $99.82If you're running a KTM off-road machine, your sprocket choice directly impacts acceleration, top-end speed, and drivetrain longevity. The Renthal Ultralight 46T 420 Pitch sprocket delivers measurable weight savings without sacrificing...R192U42046- SKU:
- R192U42046
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 46
- UNITS:
- EACH
- CHAIN SIZE:
- 420
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- COLOR/FINISH:
- SILVER
MSRP: $99.82Now: $89.84Was: $99.82 -
On Sale
Renthal 47-Tooth Ultralight Rear Sprocket for KTM 65 SX 192U-420-47GPSI
RENTHAL
MSRP: $99.82Now: $89.84Was: $99.82Shaving unsprung weight off your KTM 65 SX directly improves acceleration, handling response, and rider control—especially critical in competitive off-road environments. The Renthal 47-tooth ultralight sprocket delivers this advantage without sacrificing...R192U42047- SKU:
- R192U42047
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 47
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- TYPE:
- DRIVE
- CHAIN SIZE:
- 420
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
MSRP: $99.82Now: $89.84Was: $99.82 -
On Sale
Renthal Front Sprocket 12T 420 Chain Kawasaki KX100 KX65 KX85 KX80 KX60 258--420-12GP
RENTHAL
MSRP: $37.95Now: $34.16Was: $37.95A worn or mismatched front sprocket directly impacts throttle response, acceleration, and chain wear on your Kawasaki dirt bike. The Renthal 12T Front Sprocket delivers the durability and precision needed for consistent performance whether you're racing...R25842012- SKU:
- R25842012
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 12
- CHAIN SIZE:
- 420
MSRP: $37.95Now: $34.16Was: $37.95 -
On Sale
Renthal 14-Tooth Front Sprocket 428 Chain for Suzuki RM80 RM85 Yamaha YZ80 258--428-14GP
RENTHAL
MSRP: $37.95Now: $34.16Was: $37.95Shaving unsprung weight from your bike's drivetrain directly improves acceleration and handling—and this Renthal 14-tooth sprocket delivers a measurable 10-15% weight reduction without compromising durability. The self-cleaning mud grooves machined into...R25842814- SKU:
- R25842814
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 428
- COLOR/FINISH:
- NATURAL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 14
MSRP: $37.95Now: $34.16Was: $37.95
