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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- Qty in Cart
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- Price
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MOOSE OFFROAD Steel Rear Sprocket - Yamaha- 45 Tooth 1210-855-45-ST
MOOSE OFFROAD
$29.95A worn or damaged rear sprocket directly impacts acceleration, top-end performance, and drivetrain efficiency on your Yamaha. The MOOSE OFFROAD Steel Rear Sprocket delivers the precision engineering and durability needed to restore full power transfer...12102142- SKU:
- 12102142
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - Yamaha - 48 Tooth 1210-855-48-ST
MOOSE OFFROAD
$29.95A worn or mismatched rear sprocket robs your Yamaha of responsive acceleration and wastes engine power through inefficient power transfer. This MOOSE OFFROAD steel sprocket restores optimal drivetrain performance while delivering the durability needed...12102143- SKU:
- 12102143
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
$29.95 -
MOOSE OFFROAD Rear Sprocket - 45 Tooth 1211-210-45-10
MOOSE OFFROAD
$39.95A quality rear sprocket is critical to maintaining chain engagement and translating power efficiently to your wheels—worn or poorly manufactured sprockets introduce play, accelerate chain wear, and compromise acceleration. The MOOSE OFFROAD 45-tooth rear...12111412- SKU:
- 12111412
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 46 Tooth 1211-210-46-10
MOOSE OFFROAD
$39.95A worn or mismatched rear sprocket directly impacts your bike's acceleration, top-end speed, and chain longevity. The MOOSE OFFROAD 46-tooth sprocket delivers the precision engineering and durability needed for consistent power delivery, whether you're...12111413- SKU:
- 12111413
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 48 Tooth 1211-210-48-10
MOOSE OFFROAD
$39.95A properly engineered rear sprocket is fundamental to transferring power efficiently to your wheels without premature wear or chain slippage. The MOOSE OFFROAD 48-tooth sprocket delivers the durability and precision required for sustained off-road...12111415- SKU:
- 12111415
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
MOOSE OFFROAD Rear Sprocket - 49 Tooth 1211-210-49-10
MOOSE OFFROAD
$39.95A worn or undersized rear sprocket robs your machine of acceleration and top-end performance. The MOOSE OFFROAD 49-tooth rear sprocket delivers consistent power transfer through premium 7075 T651 aluminum construction that resists the distortion and...12111416- SKU:
- 12111416
- Availability:
- Ships Same Business Day
- Weight:
- 0.86 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 55 Tooth 1211-215-55-10
MOOSE OFFROAD
$39.95A worn or inadequate rear sprocket directly compromises your bike's acceleration, top-end performance, and drivetrain efficiency. The MOOSE OFFROAD 55-tooth sprocket delivers maximum tooth engagement and chain contact through precision CNC machining,...12111424- SKU:
- 12111424
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
MOOSE OFFROAD Rear Sprocket - 47 Tooth 1211-822-47-10
MOOSE OFFROAD
$39.95A precision rear sprocket is fundamental to your drivetrain's efficiency and longevity. This 47-tooth MOOSE OFFROAD sprocket uses 7075 T651 aluminum—a superior alloy that resists distortion better than standard T6 variants—ensuring consistent power...12111439- SKU:
- 12111439
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 48 Tooth 1211-822-48-10
MOOSE OFFROAD
$39.95A worn or undersized rear sprocket limits your power delivery and forces your engine to work harder than necessary. The MOOSE OFFROAD 48-Tooth Rear Sprocket delivers precise tooth engagement and superior durability, translating to smoother acceleration...12111440- SKU:
- 12111440
- Availability:
- Ships Same Business Day
- Weight:
- 0.82 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 51 Tooth 1211-822-51-10
MOOSE OFFROAD
$39.95A worn or mismatched rear sprocket kills acceleration and accelerates chain wear—costing you both performance and money. The MOOSE OFFROAD 51-tooth rear sprocket delivers the gear ratio your high-performance build needs, engineered from aerospace-grade...12111443- SKU:
- 12111443
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 52 Tooth 1211-822-52-10
MOOSE OFFROAD
$39.95A properly engineered rear sprocket directly impacts your power delivery, acceleration, and chain longevity. The MOOSE OFFROAD 52-tooth sprocket pairs precision machining with aerospace-grade materials to handle the demands of high-performance riding...12111444- SKU:
- 12111444
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 46 Tooth 1211-894-46-10
MOOSE OFFROAD
$39.95A worn or undersized rear sprocket kills acceleration and limits your top-end performance. The MOOSE OFFROAD 46-tooth sprocket delivers the durability and precision engagement needed for consistent power delivery, whether you're pushing hard on the track...12111445- SKU:
- 12111445
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 50 Tooth 1211-894-50-10
MOOSE OFFROAD
$39.95If you're serious about optimizing your bike's power delivery and acceleration, a precision-engineered rear sprocket is essential. The MOOSE OFFROAD 50-tooth sprocket delivers the durability and efficiency you need for consistent performance, whether...12111446- SKU:
- 12111446
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
MOOSE OFFROAD Rear Sprocket - 46 Tooth 1211-895-46-10
MOOSE OFFROAD
$39.95A worn or mismatched rear sprocket directly impacts chain efficiency, throttle response, and overall drivetrain longevity. The MOOSE OFFROAD 46-Tooth Rear Sprocket delivers precision-engineered power transfer through CNC-machined construction and premium...12111447- SKU:
- 12111447
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 48 Tooth 1211-895-48-10
MOOSE OFFROAD
$39.95A worn or poorly-engineered sprocket directly impacts your power delivery, chain wear, and overall drivetrain efficiency. The MOOSE OFFROAD 48-tooth rear sprocket delivers superior tooth engagement and longevity by combining premium 7075 T651 aluminum...12111449- SKU:
- 12111449
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 49 Tooth 1211-895-49-10
MOOSE OFFROAD
$39.95A worn or undersized rear sprocket directly impacts your bike's acceleration, chain engagement, and overall drivetrain efficiency. The MOOSE OFFROAD 49-tooth sprocket delivers precision engineering with premium materials to ensure consistent power...12111450- SKU:
- 12111450
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
MOOSE OFFROAD Rear Sprocket - 45 Tooth 1211-897-45-10
MOOSE OFFROAD
$39.95A worn or incorrect rear sprocket directly impacts your acceleration, top-end speed, and chain wear rates. The MOOSE OFFROAD 45-tooth rear sprocket delivers precision-engineered performance with materials and construction methods that eliminate premature...12111451- SKU:
- 12111451
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 46 Tooth 1211-897-46-10
MOOSE OFFROAD
$39.95A worn or undersized rear sprocket compromises acceleration, top-end speed, and chain longevity. The MOOSE OFFROAD 46-tooth sprocket delivers the exact engagement geometry your drivetrain needs, with premium 7075 T651 aluminum construction that resists...12111452- SKU:
- 12111452
- Availability:
- Ships Same Business Day
- Weight:
- 0.84 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 47 Tooth 1211-897-47-10
MOOSE OFFROAD
$39.95A precision-engineered rear sprocket directly impacts your power delivery, chain wear, and overall drivetrain efficiency. The MOOSE OFFROAD 47-tooth sprocket uses 7075 T651 aluminum construction with extra tempering to eliminate distortion and premature...12111453- SKU:
- 12111453
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 48 Tooth 1211-897-48-10
MOOSE OFFROAD
$39.95A properly matched rear sprocket is fundamental to chain drive efficiency and acceleration response. The MOOSE OFFROAD 48-tooth sprocket delivers consistent power transfer through precision machining and material selection that resists wear and...12111454- SKU:
- 12111454
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal:
