Dirt Bike Rear Sprockets
Dirt Bike Rear Sprockets for Honda, KTM, Beta & Husqvarna: 42-51 Tooth Steel & Aluminum at JJ Motorsports
Customize your dirt bike's gearing for optimal acceleration or top speed with premium rear sprockets from JJ Motorsports, precision-machined for perfect chain fit, reduced weight, and extreme durability in motocross, enduro, and trail riding. Our selection includes high-tensile steel and lightweight aluminum sprockets in 42-51 tooth counts designed for smoother power transfer, less rotational mass, and customizable ratios to match terrain or riding style. Compatible with top models like Honda CRF, KTM SX/EXC, Beta RR, Husqvarna FC/FE, and more, these race-proven sprockets from trusted brands ensure minimal chain wear, reliable performance, and longevity in muddy, rocky, or high-speed conditions. From JT Sprockets' computer-optimized steel for OEM reliability to Renthal's ultralight aluminum for racing gains, dial in your final drive for tighter woods, faster tracks, or balanced trails with the ideal tooth count.
Shop brands like JT Sprockets, Moose Racing, and Renthal for world-class quality. Explore related categories such as dirt bike front sprockets for full gearing kits or dirt bike drive chains for complete drivetrain upgrades.
Top Dirt Bike Rear Sprockets
- JT Sprockets Steel Rear Sprocket Graphite 48 Tooth JTX251.48GR – 48-tooth hardened steel rear sprocket with graphite finish; computer-designed for perfect chain alignment and durability in off-road conditions.
- JT Sprockets Rear Sprocket Beta/Honda Red 51 Tooth JTA210.51RED – Lightweight aluminum 51-tooth sprocket in red anodized finish for Beta RR and Honda CRF models; reduces unsprung weight for better acceleration.
- Moose Offroad Steel Rear Sprocket 48 Tooth 1210-BET-48-STL – Heavy-duty steel 48-tooth sprocket for Beta models; heat-treated for extreme strength and wear resistance in aggressive off-road use.
- Renthal Rear Sprocket Aluminum 42 Tooth Gas Gas/Husaberg/Husqvarna/KTM 224U-520-42GPSI – Ultralight CNC-machined aluminum 42-tooth sprocket with gold finish; precision engineering for KTM, Husqvarna, and Gas Gas models, ideal for racing.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
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- Price
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MOOSE OFFROAD Rear Sprocket - 50 Tooth 1211-897-50-12
MOOSE OFFROAD
$39.95If you're running a 50-tooth rear sprocket, you need one built to handle the demands of serious riding without compromising weight or responsiveness. The MOOSE OFFROAD 1211-897-50-12 delivers the...12111915- SKU:
- 12111915
- Availability:
- Ships Same Business Day
- Weight:
- 1.02 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 51 Tooth 1211-897-51-12
MOOSE OFFROAD
$39.95A worn or undersized rear sprocket directly impacts your power delivery, acceleration, and overall drivetrain efficiency. This 51-tooth MOOSE OFFROAD sprocket delivers precision-machined construction...12111916- SKU:
- 12111916
- Availability:
- Ships Same Business Day
- Weight:
- 0.64 LBS
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
MOOSE OFFROAD Rear Sprocket - 52 Tooth 1211-897-52-12
MOOSE OFFROAD
$39.95A worn or undersized rear sprocket kills acceleration and forces your engine to work harder than necessary. The MOOSE OFFROAD 52-tooth sprocket delivers the tooth count and material quality you need...12111917- SKU:
- 12111917
- Availability:
- Ships Same Business Day
- Weight:
- 0.76 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 47 Tooth 1211-005-47-10
MOOSE OFFROAD
$39.95A worn or undersized sprocket robs you of power delivery and forces your engine to work harder than it should. The MOOSE OFFROAD 47-tooth rear sprocket delivers aggressive acceleration and improved...12111984- SKU:
- 12111984
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
On Sale
MOOSE OFFROAD Rear Sprocket - 41 Tooth - BMW 1211-003-41-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95A worn or undersized rear sprocket robs your BMW of acceleration and responsiveness off the pavement. The MOOSE OFFROAD 41-tooth rear sprocket delivers the gear ratio optimization and durability you...12111990- SKU:
- 12111990
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
MOOSE OFFROAD Rear Sprocket - 42 Tooth - BMW 1211-003-42-10
MOOSE OFFROAD
$39.95A worn or undersized sprocket directly impacts your BMW's acceleration, chain longevity, and overall drivetrain efficiency. The MOOSE OFFROAD 42-tooth rear sprocket delivers the perfect balance of...12111991- SKU:
- 12111991
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
$39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 47 Tooth - BMW 1211-003-47-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95A properly sized rear sprocket is fundamental to maximizing acceleration, top-end performance, and drivetrain efficiency on your BMW off-road machine. The MOOSE OFFROAD 47-tooth sprocket delivers...12111992- SKU:
- 12111992
- Availability:
- Ships Same Business Day
- Weight:
- 0.72 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
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...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...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...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...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...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...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...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...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...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...12112003- SKU:
- 12112003
- Availability:
- Ships Same Business Day
- Weight:
- 0.88 LBS
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
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...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...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...12112006- SKU:
- 12112006
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
MSRP: $39.95Now: $26.00Was: $39.95
