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!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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MOOSE OFFROAD Steel Rear Sprocket - Honda - 45 Tooth 1210-273-45-ST
MOOSE OFFROAD
$12.95Steel Rear Sprocket - 1210-273-45-ST Constructed from durable C45 high-carbon steel for enhanced strength and longevity. CNC precision-machined to ensure tight tolerances for optimal performance. Features lightening holes to reduce weight...12102092- SKU:
- 12102092
- Availability:
- Ships Same Business Day
- Weight:
- 2.85 LBS
$12.95 -
MOOSE OFFROAD Steel Rear Sprocket - Honda - 42 Tooth 1210-300-42-ST
MOOSE OFFROAD
$29.95Steel Rear Sprocket - Honda - 42 Tooth Manufactured from premium-quality C45 high-carbon steel, CNC precision-machined to assure tight tolerances, Machined with lightening holes, Attractive bright zinc-plated finish12102094- SKU:
- 12102094
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - Honda - 43 Tooth 1210-300-43-ST
MOOSE OFFROAD
$12.95Steel Rear Sprocket - Honda - 43 Tooth Manufactured from premium-quality C45 high-carbon steel, CNC precision-machined to assure tight tolerances, Machined with lightening holes, Attractive bright zinc-plated finish12102095- SKU:
- 12102095
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
$12.95 -
MOOSE OFFROAD Steel Rear Sprocket - Honda - 46 Tooth 1210-300-46-ST
MOOSE OFFROAD
$29.95Steel Rear Sprocket - 1210-300-46-ST Constructed from high-quality C45 high-carbon steel for enhanced durability. CNC precision-machined for exact tolerances, ensuring optimal performance. Features lightening holes for reduced weight without...12102096- SKU:
- 12102096
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - Honda - 48 Tooth 1210-300-48-ST
MOOSE OFFROAD
$12.95Steel Rear Sprocket - Honda - 48 Tooth Manufactured from premium-quality C45 high-carbon steel, CNC precision-machined to assure tight tolerances, Machined with lightening holes, Attractive bright zinc-plated finish12102098- SKU:
- 12102098
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$12.95 -
MOOSE OFFROAD Steel Rear Sprocket - Honda - 43 Tooth 1210-1332-43-ST
MOOSE OFFROAD
$29.95Steel Rear Sprocket - Honda - 43 Tooth Manufactured from premium-quality C45 high-carbon steel, CNC precision-machined to assure tight tolerances, Machined with lightening holes, Attractive bright zinc-plated finish12102100- SKU:
- 12102100
- Availability:
- Ships Same Business Day
- Weight:
- 2.60 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - Honda - 45 Tooth 1210-1332-45-ST
MOOSE OFFROAD
$12.95Steel Rear Sprocket - Honda - 45 Tooth Manufactured from premium-quality C45 high-carbon steel, CNC precision-machined to assure tight tolerances, Machined with lightening holes, Attractive bright zinc-plated finish12102102- SKU:
- 12102102
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
$12.95 -
MOOSE OFFROAD Steel Rear Sprocket - Honda - 43 Tooth 1210-1346-43-ST
MOOSE OFFROAD
$12.95Steel Rear Sprocket - Honda - 1210-1346-43-ST Constructed from high-quality C45 high-carbon steel for durability. CNC precision-machined for optimal performance and tight tolerances. Features machined lightening holes to reduce weight...12102103- SKU:
- 12102103
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
$12.95 -
MOOSE OFFROAD Rear Sprocket - 41 Tooth - Honda 1210-1304-41-ST
MOOSE OFFROAD
$12.95Rear Sprocket - 41 Tooth - Honda Manufactured from premium-quality C45 high-carbon steel, CNC precision-machined to assure tight tolerances, Machined with lightening holes, Attractive bright zinc-plated finish12102104- SKU:
- 12102104
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
$12.95 -
MOOSE OFFROAD Rear Sprocket - 42 Tooth - Honda 1210-1304-42-ST
MOOSE OFFROAD
$12.95Rear Sprocket - 42 Tooth - Honda Manufactured from premium-quality C45 high-carbon steel, CNC precision-machined to assure tight tolerances, Machined with lightening holes, Attractive bright zinc-plated finish12102105- SKU:
- 12102105
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$12.95 -
MOOSE OFFROAD Rear Sprocket - 43 Tooth - Honda 1210-1304-43-ST
MOOSE OFFROAD
$12.95Rear Sprocket - 43 Tooth - Honda Manufactured from premium-quality C45 high-carbon steel, CNC precision-machined to assure tight tolerances, Machined with lightening holes, Attractive bright zinc-plated finish12102106- SKU:
- 12102106
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
$12.95 -
MOOSE OFFROAD Rear Sprocket - 44 Tooth - Honda 1210-1304-44-ST
MOOSE OFFROAD
$12.95Rear Sprocket - 44 Tooth - Honda Manufactured from premium-quality C45 high-carbon steel, CNC precision-machined to assure tight tolerances, Machined with lightening holes, Attractive bright zinc-plated finish12102107- SKU:
- 12102107
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$12.95 -
MOOSE OFFROAD Rear Sprocket - 47 Tooth - Honda 1210-1304-47-ST
MOOSE OFFROAD
$12.95Rear Sprocket - 47 Tooth - Honda Manufactured from premium-quality C45 high-carbon steel, CNC precision-machined to assure tight tolerances, Machined with lightening holes, Attractive bright zinc-plated finish12102109- SKU:
- 12102109
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$12.95 -
MOOSE OFFROAD Steel Rear Sprocket - Kawasaki - 43 Tooth 1210-478-43-ST
MOOSE OFFROAD
$29.95Steel Rear Sprocket - Kawasaki - 1210-478-43-ST Constructed from high-quality C45 high-carbon steel for enhanced durability. CNC precision-machined for tight tolerances and optimal performance. Features lightening holes to reduce weight...12102110- SKU:
- 12102110
- Availability:
- Ships Same Business Day
- Weight:
- 2.11 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - Kawasaki - 45 Tooth 1210-478-45-ST
MOOSE OFFROAD
$29.95Steel Rear Sprocket - Kawasaki - 45 Tooth Manufactured from premium-quality C45 high-carbon steel, CNC precision-machined to assure tight tolerances, Machined with lightening holes, Attractive bright zinc-plated finish12102111- SKU:
- 12102111
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - Kawasaki - 46 Tooth 1210-478-46-ST
MOOSE OFFROAD
$29.95Steel Rear Sprocket - Kawasaki - 1210-478-46-ST Constructed from durable C45 high-carbon steel for enhanced strength and longevity. CNC precision-machined for tight tolerances, ensuring optimal performance. Features strategically placed...12102112- SKU:
- 12102112
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - Kawasaki - 42 Tooth 1210-1489-42-ST
MOOSE OFFROAD
$12.95Steel Rear Sprocket - Kawasaki - 42 Tooth Manufactured from premium-quality C45 high-carbon steel, CNC precision-machined to assure tight tolerances, Machined with lightening holes, Attractive bright zinc-plated finish12102113- SKU:
- 12102113
- Availability:
- Ships Same Business Day
- Weight:
- 1.93 LBS
$12.95 -
MOOSE OFFROAD Steel Rear Sprocket - Kawasaki - 43 Tooth 1210-1489-43-ST
MOOSE OFFROAD
$29.95Steel Rear Sprocket - Kawasaki - 1210-1489-43-ST Constructed from premium C45 high-carbon steel for enhanced durability. CNC precision-machined to ensure tight tolerances for optimal performance. Features lightening holes to reduce weight...12102114- SKU:
- 12102114
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
$29.95 -
MOOSE OFFROAD Steel Rear Sprocket - 43 Tooth 1210-1792-43-ST
MOOSE OFFROAD
$12.95Steel Rear Sprocket - 43 Tooth Manufactured from premium-quality C45 high-carbon steel, CNC precision-machined to assure tight tolerances, Machined with lightening holes, Attractive bright zinc-plated finish12102117- SKU:
- 12102117
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$12.95 -
MOOSE OFFROAD Steel Rear Sprocket - 45 Tooth 1210-1792-45-ST
MOOSE OFFROAD
$29.95Steel Rear Sprocket - 45 Tooth Manufactured from premium-quality C45 high-carbon steel, CNC precision-machined to assure tight tolerances, Machined with lightening holes, Attractive bright zinc-plated finish12102118- SKU:
- 12102118
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$29.95
