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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On Sale
MOOSE OFFROAD Rear Sprocket - 44 Tooth - BMW 1211-007-44-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95A worn or undersized rear sprocket can rob your BMW of critical acceleration and top-end performance. The MOOSE OFFROAD 44-tooth sprocket is precision-engineered to maximize chain engagement and durability, delivering consistent power transfer and...12111993- SKU:
- 12111993
- Availability:
- Ships Same Business Day
- Weight:
- 0.72 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 45 Tooth - BMW 1211-007-45-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95A worn or undersized rear sprocket directly impacts acceleration, top-end performance, and chain longevity on your BMW. The MOOSE OFFROAD 45-tooth sprocket is precision-machined from 7075 T651 aluminum—a superior alloy that resists distortion better than...12111994- SKU:
- 12111994
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
MOOSE OFFROAD Rear Sprocket - 44 Tooth - Honda 1211-273-44-10
MOOSE OFFROAD
$39.95A worn or mismatched rear sprocket directly impacts your Honda's acceleration, chain wear, and overall drivetrain efficiency. This 44-tooth MOOSE OFFROAD sprocket delivers precise tooth engagement and superior durability, keeping power transfer...12111995- SKU:
- 12111995
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 45 Tooth - Honda 1211-273-45-10
MOOSE OFFROAD
$39.95A worn or mismatched rear sprocket directly impacts your Honda's acceleration, top-end speed, and chain wear. The MOOSE OFFROAD 45-tooth sprocket delivers the precision engineering and material quality needed to optimize your drivetrain while maintaining...12111996- SKU:
- 12111996
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
$39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 42 Tooth - Honda 1211-300-42-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95A worn or suboptimal rear sprocket directly impacts your Honda's acceleration, top-end performance, and chain longevity. The MOOSE OFFROAD 42-tooth sprocket delivers maximum tooth engagement and durability through precision machining and superior...12111998- SKU:
- 12111998
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 43 Tooth 1211-300-43-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95A rear sprocket is one of the highest-wear components on any off-road machine, directly affecting acceleration, top speed, and chain longevity. The MOOSE OFFROAD 43-tooth sprocket uses 7075 T651 aluminum with enhanced tempering to eliminate the...12111999- SKU:
- 12111999
- Availability:
- Ships Same Business Day
- Weight:
- 0.72 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 46 Tooth - Honda 1211-300-46-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95Chain slip and power loss become real problems when your rear sprocket can't handle aggressive acceleration or sustained load. This MOOSE OFFROAD 46-tooth sprocket delivers the durability and precise engagement your Honda needs for consistent performance...12112000- SKU:
- 12112000
- Availability:
- Ships Same Business Day
- Weight:
- 0.74 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
MOOSE OFFROAD Rear Sprocket - 47 Tooth - Honda 1211-300-47-10
MOOSE OFFROAD
$39.95A worn or undersized rear sprocket robs your Honda of acceleration and top-end performance. The MOOSE OFFROAD 47-tooth sprocket delivers the durability and precision fit your bike demands, with full-machined construction that eliminates weak points found...12112001- SKU:
- 12112001
- Availability:
- Ships Same Business Day
- Weight:
- 0.87 LBS
$39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 48 Tooth - Honda 1211-300-48-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95A worn or undersized rear sprocket robs your Honda of power delivery and acceleration response. This 48-tooth MOOSE OFFROAD sprocket restores optimal gear ratios while eliminating chain slip, giving you the crisp throttle response and reliability that...12112002- SKU:
- 12112002
- Availability:
- Ships Same Business Day
- Weight:
- 0.92 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
MOOSE OFFROAD Rear Sprocket - 43 Tooth - Honda 1211-1303-43-10
MOOSE OFFROAD
$39.95A worn or undersized rear sprocket directly impacts your Honda's acceleration, top-end speed, and chain wear rate. This 43-tooth MOOSE sprocket is precision-engineered to deliver consistent power transfer and extended drivetrain life—critical for both...12112003- SKU:
- 12112003
- Availability:
- Ships Same Business Day
- Weight:
- 0.88 LBS
$39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 43 Tooth - Honda 1211-1332-43-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95A worn or undersized rear sprocket kills acceleration and forces your chain to work harder than it should. The MOOSE OFFROAD 43-tooth sprocket delivers the durability and precision fit your Honda needs to maintain consistent power delivery and extend...12112004- SKU:
- 12112004
- Availability:
- Ships Same Business Day
- Weight:
- 0.97 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
MOOSE OFFROAD Rear Sprocket - 44 Tooth - Honda 1211-1332-44-10
MOOSE OFFROAD
$39.95A properly matched rear sprocket is critical for maximizing acceleration, chain longevity, and overall drivetrain efficiency. The MOOSE OFFROAD 44-tooth rear sprocket delivers precision engineering through full CNC machining and premium 7075 T651...12112005- SKU:
- 12112005
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
$39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 45 Tooth - Honda 1211-1332-45-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95A worn or mismatched rear sprocket directly impacts your Honda's acceleration, top-end speed, and overall drivetrain efficiency. This MOOSE OFFROAD 45-tooth sprocket delivers the precision fitment and durability demanded by serious riders who refuse...12112006- SKU:
- 12112006
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
MOOSE OFFROAD Rear Sprocket - 43 Tooth - Honda 1211-1346-43-10
MOOSE OFFROAD
$28.95A higher-tooth rear sprocket directly impacts your Honda's acceleration profile and top-end performance characteristics. The 43-tooth configuration shifts your power band for improved low-to-mid range response, making it ideal for track applications or...12112007- SKU:
- 12112007
- Availability:
- Ships Same Business Day
- Weight:
- 0.54 LBS
$28.95 -
MOOSE OFFROAD Rear Sprocket - 42 Tooth - Honda 1211-1304-42-10
MOOSE OFFROAD
$39.95A worn or undersized rear sprocket directly impacts your Honda's acceleration, power delivery, and chain longevity. The MOOSE OFFROAD 42-tooth sprocket restores optimal gearing characteristics while distributing load more evenly across the chain,...12112009- SKU:
- 12112009
- Availability:
- Ships Same Business Day
- Weight:
- 0.67 LBS
$39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 43 Tooth - Honda 1211-1304-43-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95A worn or undersized sprocket directly impacts your Honda's acceleration, top-end performance, and chain longevity. The MOOSE OFFROAD 43-tooth rear sprocket delivers the durability and precision engineering needed to handle aggressive riding without...12112010- SKU:
- 12112010
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 44 Tooth - Honda 1211-1304-44-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95A worn or undersized rear sprocket robs your Honda of acceleration and top-end efficiency, forcing your engine to work harder while sacrificing chain life. The MOOSE OFFROAD 44-tooth rear sprocket delivers optimized gearing geometry with superior...12112011- SKU:
- 12112011
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 45 Tooth - Honda 1211-1304-45-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95A worn or mismatched rear sprocket directly impacts your Honda's acceleration, top-end speed, and chain wear rates. This 45-tooth MOOSE OFFROAD sprocket delivers precision engineering and material science that translates to reliable power delivery,...12112012- SKU:
- 12112012
- Availability:
- Ships Same Business Day
- Weight:
- 0.79 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 47 Tooth - Honda 1211-1304-47-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95A worn or undersized rear sprocket limits your acceleration and overall drivetrain efficiency—costing you performance on the track or trail. The MOOSE OFFROAD 47-Tooth Rear Sprocket delivers the durability and precision you need to maximize chain...12112013- SKU:
- 12112013
- Availability:
- Ships Same Business Day
- Weight:
- 0.78 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 43 Tooth - Kawasaki 1211-478-43-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95A worn or mismatched rear sprocket directly impacts your Kawasaki's acceleration, top-end speed, and chain wear rate. The MOOSE OFFROAD 43-tooth sprocket delivers the precise tooth geometry and material durability your drivetrain demands, whether you're...12112014- SKU:
- 12112014
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
MSRP: $39.95Now: $26.00Was: $39.95
