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!
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- Qty in Cart
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- Price
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MOOSE OFFROAD Rear Sprocket - 42 Tooth - Honda 1210-1304-42-ST
MOOSE OFFROAD
$29.95A properly sized rear sprocket is critical to maintaining optimal power delivery and acceleration characteristics for your Honda dirt bike. The MOOSE OFFROAD 42-tooth sprocket delivers the right...12102105- SKU:
- 12102105
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$29.95 -
MOOSE OFFROAD Rear Sprocket - 43 Tooth - Honda 1210-1304-43-ST
MOOSE OFFROAD
$29.95A properly matched rear sprocket is critical for optimizing your Honda's acceleration, top-end speed, and overall drivetrain efficiency. The MOOSE OFFROAD 43-tooth sprocket delivers precision...12102106- SKU:
- 12102106
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
$29.95 -
MOOSE OFFROAD Rear Sprocket - 44 Tooth - Honda 1210-1304-44-ST
MOOSE OFFROAD
$29.95A properly sized rear sprocket is critical to your Honda's power delivery, acceleration, and overall drivability—whether you're optimizing for trail performance or street riding. The MOOSE OFFROAD...12102107- SKU:
- 12102107
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$29.95 -
MOOSE OFFROAD Rear Sprocket - 47 Tooth - Honda 1210-1304-47-ST
MOOSE OFFROAD
$29.95A properly sized rear sprocket is fundamental to optimizing your Honda's power delivery and acceleration characteristics. The MOOSE OFFROAD 47-tooth sprocket delivers the ideal balance between...12102109- SKU:
- 12102109
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$29.95 -
On Sale
MOOSE OFFROAD Steel Rear Sprocket - Kawasaki - 43 Tooth 1210-478-43-ST
MOOSE OFFROAD
MSRP: $29.95Now: $19.00Was: $29.95A worn or suboptimal rear sprocket directly impacts acceleration response and overall drivetrain efficiency on your Kawasaki. This MOOSE OFFROAD steel sprocket delivers the durability and precision...12102110- SKU:
- 12102110
- Availability:
- Ships Same Business Day
- Weight:
- 2.11 LBS
MSRP: $29.95Now: $19.00Was: $29.95 -
On Sale
MOOSE OFFROAD Steel Rear Sprocket - Kawasaki - 45 Tooth 1210-478-45-ST
MOOSE OFFROAD
MSRP: $29.95Now: $19.00Was: $29.95A worn or damaged rear sprocket directly impacts your ride's acceleration, top speed, and overall drivetrain efficiency. The MOOSE OFFROAD Steel Rear Sprocket delivers the precision-machined...12102111- SKU:
- 12102111
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
MSRP: $29.95Now: $19.00Was: $29.95 -
MOOSE OFFROAD Steel Rear Sprocket - Kawasaki - 46 Tooth 1210-478-46-ST
MOOSE OFFROAD
$29.95A worn or undersized rear sprocket directly impacts your Kawasaki's acceleration characteristics and overall drivetrain efficiency. This 46-tooth MOOSE OFFROAD sprocket delivers the durability and...12102112- SKU:
- 12102112
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - Kawasaki - 42 Tooth 1210-1489-42-ST
MOOSE OFFROAD
$29.95A quality rear sprocket is fundamental to your drivetrain's efficiency and longevity. This MOOSE OFFROAD steel sprocket delivers consistent power transfer with minimal wear, keeping your Kawasaki...12102113- SKU:
- 12102113
- Availability:
- Ships Same Business Day
- Weight:
- 1.93 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - Kawasaki - 43 Tooth 1210-1489-43-ST
MOOSE OFFROAD
$29.95A worn or mismatched rear sprocket throttles your bike's potential—whether you're chasing acceleration off the line or optimizing mid-range response. This MOOSE OFFROAD steel sprocket delivers the...12102114- SKU:
- 12102114
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
$29.95Qty in Cart: 0Quantity:Price:$29.95Subtotal: -
MOOSE OFFROAD Steel Rear Sprocket - 43 Tooth 1210-1792-43-ST
MOOSE OFFROAD
$29.95A worn or mismatched rear sprocket directly impacts your bike's acceleration, top-end speed, and overall drivetrain efficiency. The MOOSE OFFROAD 43-Tooth Steel Rear Sprocket delivers the durability...12102117- SKU:
- 12102117
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$29.95Qty in Cart: 0Quantity:Price:$29.95Subtotal: -
MOOSE OFFROAD Steel Rear Sprocket - 45 Tooth 1210-1792-45-ST
MOOSE OFFROAD
$29.95A properly sized rear sprocket is critical for optimizing your bike's acceleration, top speed, and overall drivability—and a worn or undersized unit will rob you of performance and reliability. The...12102118- SKU:
- 12102118
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - 47 Tooth 1210-1792-47-ST
MOOSE OFFROAD
$29.95A properly matched rear sprocket is critical to optimizing your off-road machine's acceleration, top-end speed, and overall drivetrain efficiency. This 47-tooth MOOSE sprocket delivers the precision...12102119- SKU:
- 12102119
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$29.95Qty in Cart: 0Quantity:Price:$29.95Subtotal: -
MOOSE OFFROAD Steel Rear Sprocket - KTM - 45 Tooth 1210-899-45-ST
MOOSE OFFROAD
$29.95A quality rear sprocket is fundamental to your KTM's power delivery and acceleration characteristics. This MOOSE OFFROAD sprocket delivers the precision engineering and durability required for...12102121- SKU:
- 12102121
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - Suzuki - 41 Tooth 1210-1791-41-ST
MOOSE OFFROAD
$29.95A rear sprocket is critical to your Suzuki's acceleration, top-end speed, and overall drivetrain efficiency. The MOOSE OFFROAD 41-tooth steel sprocket delivers the durability and precision needed for...12102122- SKU:
- 12102122
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - Suzuki - 43 Tooth 1210-1791-43-ST
MOOSE OFFROAD
$29.95A worn or damaged rear sprocket directly compromises acceleration, top-end speed, and overall drivetrain efficiency on your Suzuki. The MOOSE OFFROAD Steel Rear Sprocket delivers the precision...12102123- SKU:
- 12102123
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
$29.95Qty in Cart: 0Quantity:Price:$29.95Subtotal: -
MOOSE OFFROAD Steel Rear Sprocket - Triumph - 43 Tooth 1210-1800-43-ST
MOOSE OFFROAD
$29.95A worn or damaged rear sprocket directly compromises your Triumph's acceleration, top-end performance, and overall drivetrain efficiency. The MOOSE OFFROAD Steel Rear Sprocket delivers precision...12102124- SKU:
- 12102124
- Availability:
- Ships Same Business Day
- Weight:
- 2.15 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - Triumph - 44 Tooth 1210-1800-44-ST
MOOSE OFFROAD
$29.95The rear sprocket is a critical drivetrain component that directly affects your Triumph's acceleration, top-end speed, and overall power delivery. A worn or low-quality sprocket introduces play in...12102125- SKU:
- 12102125
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - Triumph - 47 Tooth 1210-2014-47-ST
MOOSE OFFROAD
$29.95A properly matched rear sprocket is critical to your Triumph's acceleration, top-end performance, and chain longevity. This MOOSE OFFROAD 47-tooth sprocket delivers the durability and precision you...12102126- SKU:
- 12102126
- Availability:
- Ships Same Business Day
- Weight:
- 2.15 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - TM - 48 Tooth 1210-520TM-48ST
MOOSE OFFROAD
$29.95If you're running a TM and want measurable gains in acceleration without sacrificing top-end capability, gear selection is one of the easiest tuning levers you have. This 48-tooth rear sprocket...12102128- SKU:
- 12102128
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - TM - 48 Tooth 1210-520TM-49ST
MOOSE OFFROAD
$29.95A worn or suboptimal rear sprocket directly impacts your TM's acceleration, top-end speed, and overall drivetrain efficiency. This MOOSE OFFROAD steel sprocket delivers the precision fit and...12102129- SKU:
- 12102129
- Availability:
- Ships Same Business Day
- Weight:
- 2.07 LBS
$29.95
