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 OFFROAD Rear Sprocket - 49 Tooth - Yamaha 1211-251-49-11
MOOSE OFFROAD
$39.95Rear Sprocket - 49 Tooth - 1211-251-49-11 Constructed from high-quality 7075 T651 aluminum for superior strength and durability. Features an extra tempering process to minimize distortion and enhance performance. 100% machined design ensures...12111587- SKU:
- 12111587
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 50 Tooth - Yamaha 1211-251-50-11
MOOSE OFFROAD
$39.95Rear Sprocket - 50 Tooth - Yamaha The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding,...12111588- SKU:
- 12111588
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 51 Tooth - Yamaha 1211-251-51-11
MOOSE OFFROAD
$39.95Rear Sprocket - 51 Tooth - Yamaha The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding,...12111589- SKU:
- 12111589
- Availability:
- Ships Same Business Day
- Weight:
- 1.24 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 49 Tooth - Yamaha 1211-853-49-11
MOOSE OFFROAD
$39.95Rear Sprocket - 49 Tooth - Yamaha The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding,...12111598- SKU:
- 12111598
- Availability:
- Ships Same Business Day
- Weight:
- 11.02 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 50 Tooth - Yamaha 1211-853-50-11
MOOSE OFFROAD
$39.95Rear Sprocket - 50 Tooth - Yamaha 1211-853-50-11 Constructed from premium 7075 T651 aluminum for enhanced durability Extra tempering process minimizes distortion for reliable performance 100% machined design ensures precision without...12111599- SKU:
- 12111599
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 49 Tooth - Honda/Yamaha 1211-245-49-12
MOOSE OFFROAD
$39.95Rear Sprocket - 49 Tooth - Honda/Yamaha The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding,...12111610- SKU:
- 12111610
- Availability:
- Ships Same Business Day
- Weight:
- 0.79 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 47 Tooth - Suzuki/Yamaha 1211-798-47-12
MOOSE OFFROAD
$39.95Rear Sprocket - 47 Tooth - Suzuki/Yamaha The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or...12111614- SKU:
- 12111614
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
MOOSE OFFROAD Rear Sprocket - 50 Tooth - Suzuki/Yamaha 1211-798-50-12
MOOSE OFFROAD
$39.95Rear Sprocket - 50 Tooth - Suzuki/Yamaha The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or...12111617- SKU:
- 12111617
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 48 Tooth - Yamaha 1211-251-48-12
MOOSE OFFROAD
$39.95Rear Sprocket - 48 Tooth - Yamaha The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding,...12111618- SKU:
- 12111618
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 49 Tooth - Yamaha 1211-251-49-12
MOOSE OFFROAD
$39.95Rear Sprocket - 49 Tooth - Yamaha 1211-251-49-12 Constructed from high-grade 7075 T651 aluminum for enhanced durability. Extra tempering process minimizes distortion for superior performance. Precision machined design ensures no stamping or...12111619- SKU:
- 12111619
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 50 Tooth - Yamaha 1211-251-50-12
MOOSE OFFROAD
$39.95Rear Sprocket - 50 Tooth - Yamaha The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding,...12111620- SKU:
- 12111620
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 51 Tooth - Blue - Yamaha 1211-251-51-12
MOOSE OFFROAD
$39.95Rear Sprocket - 51 Tooth - Blue - Yamaha The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or...12111621- SKU:
- 12111621
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 52 Tooth - Yamaha 1211-251-52-12
MOOSE OFFROAD
$39.95Rear Sprocket - 52 Tooth - Yamaha The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding,...12111622- SKU:
- 12111622
- Availability:
- Ships Same Business Day
- Weight:
- 0.97 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 52 Tooth - Suzuki/Yamaha 1211-798-52-12
MOOSE OFFROAD
$39.95Rear Sprocket - 52 Tooth - Suzuki/Yamaha The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or...12111623- SKU:
- 12111623
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 49 Tooth - Yamaha 1211-853-49-12
MOOSE OFFROAD
$39.95Rear Sprocket - 49 Tooth - Yamaha 1211-853-49-12 Constructed from high-quality 7075 T651 aluminum for enhanced durability. Extra tempering process minimizes distortion, ensuring long-lasting performance. 100% machined design eliminates the...12111627- SKU:
- 12111627
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 45 Tooth - Honda 1211-210-45-13
MOOSE OFFROAD
$39.95Rear Sprocket - 45 Tooth - 1211-210-45-13 Constructed from high-quality 7075 T651 aluminum for superior strength and durability. Extra tempering process minimizes distortion and enhances performance. 100% machined design ensures precision...12111630- SKU:
- 12111630
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 46 Tooth - Honda 1211-210-46-13
MOOSE OFFROAD
$39.95Rear Sprocket - 46 Tooth - Honda 1211-210-46-13 Crafted from high-strength 7075 T651 aluminum for superior durability. Extra tempering process minimizes distortion and enhances performance. 100% precision machined, ensuring no stamping or...12111631- SKU:
- 12111631
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 47 Tooth - Honda 1211-210-47-13
MOOSE OFFROAD
$39.95Rear Sprocket - 47 Tooth - Honda The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding,...12111632- SKU:
- 12111632
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 48 Tooth - Honda 1211-210-48-13
MOOSE OFFROAD
$39.95Rear Sprocket - 48 Tooth - 1211-210-48-13 Constructed from durable 7075 T651 aluminum for enhanced strength and longevity. Extra tempering process minimizes distortion for reliable performance. Precision machined to ensure optimal thickness...12111633- SKU:
- 12111633
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 49 Tooth - Honda 1211-210-49-13
MOOSE OFFROAD
$39.95Rear Sprocket - 49 Tooth - 1211-210-49-13 Constructed from high-quality 7075 T651 aluminum for superior strength and durability. Extra tempering process minimizes distortion, ensuring a precise fit and performance. 100% machined design...12111634- SKU:
- 12111634
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
$39.95
