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
- Quantity
- Price
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MOOSE OFFROAD Rear Sprocket - 49 Tooth 1211-897-49-10
MOOSE OFFROAD
$39.95If you're running a high-performance off-road setup, your sprocket needs to match the demands you're placing on it. The MOOSE OFFROAD 49-tooth rear sprocket delivers the durability and precision required for sustained performance, whether you're pushing...12111455- SKU:
- 12111455
- Availability:
- Ships Same Business Day
- Weight:
- 0.86 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 50 Tooth 1211-897-50-10
MOOSE OFFROAD
$39.95A quality rear sprocket is fundamental to reliable power delivery and chain longevity in off-road riding. The MOOSE OFFROAD 50-tooth rear sprocket combines precision manufacturing with premium materials to handle demanding terrain without premature wear...12111456- SKU:
- 12111456
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 51 Tooth 1211-897-51-10
MOOSE OFFROAD
$39.95Chain engagement directly impacts acceleration, top speed, and overall drivetrain efficiency—and your sprocket is where that power transfer happens. The MOOSE OFFROAD 51-tooth rear sprocket delivers precision engineering and durability-focused...12111457- SKU:
- 12111457
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 52 Tooth 1211-897-52-10
MOOSE OFFROAD
$39.95A worn or undersized rear sprocket compromises acceleration, chain longevity, and overall drivetrain efficiency. The MOOSE OFFROAD 52-tooth rear sprocket delivers precision engineering and durability through premium 7075 T651 aluminum construction—a...12111458- SKU:
- 12111458
- Availability:
- Ships Same Business Day
- Weight:
- 1.77 LBS
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
MOOSE OFFROAD Rear Sprocket - 54 Tooth 1211-897-54-10
MOOSE OFFROAD
$39.95A worn or substandard rear sprocket directly impacts chain engagement, power delivery, and drivetrain efficiency. The MOOSE OFFROAD 54-Tooth Rear Sprocket delivers precision-machined durability and optimal tooth geometry to maximize chain contact and...12111459- SKU:
- 12111459
- Availability:
- Ships Same Business Day
- Weight:
- 1.38 LBS
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
MOOSE OFFROAD Rear Sprocket - 48 Tooth 1211-460-48-10
MOOSE OFFROAD
$39.95A quality rear sprocket is fundamental to reliable power delivery and chain longevity in demanding off-road applications. The MOOSE OFFROAD 48-tooth sprocket uses premium 7075 T651 aluminum with enhanced tempering to eliminate the distortion and...12111465- SKU:
- 12111465
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 49 Tooth 1211-460-49-10
MOOSE OFFROAD
$39.95A quality rear sprocket is critical to efficient power delivery and chain longevity—premature wear or tooth failure can sideline your machine mid-season. The MOOSE OFFROAD 49-tooth sprocket is CNC-machined from premium 7075 T651 aluminum, engineered to...12111466- SKU:
- 12111466
- Availability:
- Ships Same Business Day
- Weight:
- 0.87 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 51 Tooth 1211-460-51-10
MOOSE OFFROAD
$39.95A quality rear sprocket is fundamental to your drivetrain's efficiency and longevity. This 51-tooth sprocket delivers reliable power transmission with minimal wear on your chain, while its precision engineering ensures consistent engagement across every...12111468- SKU:
- 12111468
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
MOOSE OFFROAD Rear Sprocket - 51 Tooth 1211-461-51-10
MOOSE OFFROAD
$39.95A quality rear sprocket is fundamental to reliable power delivery and chain longevity in demanding riding conditions. The MOOSE OFFROAD 51-tooth sprocket uses premium 7075 T651 aluminum with enhanced tempering to resist the distortion common in...12111473- SKU:
- 12111473
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 44 Tooth 1211-808-44-10
MOOSE OFFROAD
$39.95A worn or mismatched rear sprocket directly impacts your bike's acceleration, fuel efficiency, and chain longevity. The MOOSE OFFROAD 44-tooth sprocket delivers precision engineering and durability through advanced material science, ensuring consistent...12111477- SKU:
- 12111477
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 48 Tooth 1211-808-48-10
MOOSE OFFROAD
$39.95A worn or undersized rear sprocket directly impacts your power delivery, throttle response, and chain wear. The MOOSE OFFROAD 48-tooth sprocket delivers the precision engineering and material science needed to maximize drivetrain efficiency while...12111479- SKU:
- 12111479
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 49 Tooth 1211-808-49-10
MOOSE OFFROAD
$39.95A properly sized rear sprocket is critical for optimizing your bike's power delivery, acceleration, and overall driveability. The MOOSE OFFROAD 49-tooth sprocket delivers the precision engineering and durable construction needed to handle...12111480- SKU:
- 12111480
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 50 Tooth 1211-808-50-10
MOOSE OFFROAD
$39.95A quality rear sprocket is fundamental to drivetrain efficiency and chain longevity. The MOOSE OFFROAD 50-tooth sprocket delivers precision engineering that maximizes tooth engagement with your chain, reducing wear and power loss. With full CNC machining...12111481- SKU:
- 12111481
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 51 Tooth 1211-808-51-10
MOOSE OFFROAD
$39.95A worn or undersized rear sprocket robs your machine of efficiency and acceleration. The MOOSE OFFROAD 51-tooth rear sprocket delivers superior tooth engagement and chain contact through precision machining, ensuring consistent power delivery without the...12111482- SKU:
- 12111482
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 48 Tooth 1211-251-48-10
MOOSE OFFROAD
$39.95A worn or mismatched rear sprocket kills efficiency and forces your chain to work harder than it should. The MOOSE OFFROAD 48-tooth sprocket delivers precise tooth engagement and chain contact, translating directly to smoother acceleration, reduced wear,...12111488- SKU:
- 12111488
- Availability:
- Ships Same Business Day
- Weight:
- 1.04 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 49 Tooth 1211-251-49-10
MOOSE OFFROAD
$39.95A quality rear sprocket is critical to your drivetrain's efficiency and longevity—mismatched or worn sprockets rob you of power transfer and accelerate chain wear. The MOOSE OFFROAD 49-tooth rear sprocket delivers the precision engineering and material...12111489- SKU:
- 12111489
- Availability:
- Ships Same Business Day
- Weight:
- 0.87 LBS
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
MOOSE OFFROAD Rear Sprocket - 50 Tooth 1211-251-50-10
MOOSE OFFROAD
$39.95A high-performance rear sprocket is critical for maximizing power transfer and maintaining chain engagement under load. The MOOSE OFFROAD 50-tooth sprocket delivers precision machining and premium materials that eliminate power loss, reduce wear, and...12111490- SKU:
- 12111490
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 51 Tooth - Yamaha 1211-251-51-10
MOOSE OFFROAD
$39.95A worn or incorrect sprocket directly impacts your Yamaha's acceleration, top-end performance, and chain longevity. The MOOSE OFFROAD 51-tooth rear sprocket is precision-engineered to deliver consistent power transfer with minimal drivetrain slack,...12111491- SKU:
- 12111491
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 50 Tooth - Yamaha 1211-853-50-10
MOOSE OFFROAD
$39.95A worn or undersized rear sprocket directly impacts your power delivery, acceleration, and overall drivetrain efficiency. The MOOSE OFFROAD 50-tooth sprocket is precision-engineered from aerospace-grade 7075 T651 aluminum with enhanced tempering to...12111501- SKU:
- 12111501
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 47 Tooth - Honda 1211-210-47-11
MOOSE OFFROAD
$39.95A worn or undersized sprocket will rob your Honda of acceleration and chain efficiency. This 47-tooth rear sprocket delivers precise power transfer and extends your drivetrain's service life through superior material science and meticulous machining...12111512- SKU:
- 12111512
- Availability:
- Ships Same Business Day
- Weight:
- 0.84 LBS
$39.95
