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 Rear Sprocket - 43 Tooth 1211-1489-43-10
MOOSE OFFROAD
$9.95Rear Sprocket - 43 Tooth 1211-1489-43-10 Constructed from high-quality 7075 T651 aluminum for superior durability. Undergoes extra tempering to minimize distortion and enhance performance. Precision machined with no stamping or grinding for...12112018- SKU:
- 12112018
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$9.95 -
MOOSE OFFROAD Rear Sprocket - 41 Tooth - Suzuki 1211-1792-41-10
MOOSE OFFROAD
$9.95Rear Sprocket - 41 Tooth - Suzuki The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding,...12112019- SKU:
- 12112019
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$9.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 42 Tooth - Suzuki 1211-1792-42-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95Rear Sprocket - 42 Tooth - Suzuki The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding,...12112020- SKU:
- 12112020
- Availability:
- Ships Same Business Day
- Weight:
- 0.66 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
MOOSE OFFROAD Rear Sprocket - 43 Tooth - Suzuki 1211-1792-43-10
MOOSE OFFROAD
$39.95Rear Sprocket - 43 Tooth - Suzuki The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding,...12112021- SKU:
- 12112021
- Availability:
- Ships Same Business Day
- Weight:
- 0.63 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 45 Tooth 1211-1792-45-10
MOOSE OFFROAD
$9.95Rear Sprocket - 1211-1792-45-10 Constructed from high-grade 7075 T651 aluminum for enhanced durability. Extra tempering process minimizes distortion and ensures stability. Precision machined for a flawless finish; no stamping or grinding...12112022- SKU:
- 12112022
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$9.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 47 Tooth 1211-1792-47-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95Rear Sprocket - 47 Tooth The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding, Optimal tooth...12112023- SKU:
- 12112023
- Availability:
- Ships Same Business Day
- Weight:
- 0.72 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
MOOSE OFFROAD Rear Sprocket - 42 Tooth 1211-899-42-10
MOOSE OFFROAD
$39.95Rear Sprocket - 42 Tooth The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding, Optimal tooth...12112024- SKU:
- 12112024
- Availability:
- Ships Same Business Day
- Weight:
- 0.68 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 45 Tooth 1211-899-45-10
MOOSE OFFROAD
$39.95Rear Sprocket - 45 Tooth The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding, Optimal tooth...12112025- SKU:
- 12112025
- Availability:
- Ships Same Business Day
- Weight:
- 0.79 LBS
$39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 41 Tooth 1211-1791-41-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95Rear Sprocket - 1211-1791-41-10 Constructed from durable 7075 T651 aluminum for enhanced strength Extra tempering process minimizes distortion for superior performance Optimal thickness ensures maximum tooth and chain contact 100%...12112026- SKU:
- 12112026
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
MOOSE OFFROAD Rear Sprocket - 43 Tooth 1211-1791-43-10
MOOSE OFFROAD
$39.95Rear Sprocket - 43 Tooth The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding, Optimal tooth...12112027- SKU:
- 12112027
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 43 Tooth 1211-1800-43-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95Rear Sprocket - 1211-1800-43-10 High-performance 43-tooth rear sprocket designed for durability and efficiency. Constructed from premium 7075 T651 aluminum for superior strength and reduced distortion. Features an advanced tempering process...12112028- SKU:
- 12112028
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
On Sale
MOOSE OFFROAD Rear Sprocket - 47 Tooth 1211-2014-47-10
MOOSE OFFROAD
MSRP: $39.95Now: $26.00Was: $39.95Rear Sprocket - 47 Tooth The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding, Optimal tooth...12112030- SKU:
- 12112030
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
MSRP: $39.95Now: $26.00Was: $39.95 -
MOOSE OFFROAD Rear Sprocket - 50 Tooth 1211-2014-50-10
MOOSE OFFROAD
$39.95Rear Sprocket - 50 Tooth The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding, Optimal tooth...12112031- SKU:
- 12112031
- Availability:
- Ships Same Business Day
- Weight:
- 0.81 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 48 Tooth 1211-1134-48-10
MOOSE OFFROAD
$39.95Rear Sprocket - 48 Tooth The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding, Optimal tooth...12112032- SKU:
- 12112032
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 50 Tooth 1211-1134-50-10
MOOSE OFFROAD
$39.95Rear Sprocket - 50 Tooth The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding, Optimal tooth...12112033- SKU:
- 12112033
- Availability:
- Ships Same Business Day
- Weight:
- 0.73 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 43 Tooth - Yamaha 1211-1876-43-10
MOOSE OFFROAD
$39.95Rear Sprocket - 43 Tooth - Yamaha The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding,...12112034- SKU:
- 12112034
- Availability:
- Ships Same Business Day
- Weight:
- 0.64 LBS
$39.95 -
MOOSE OFFROAD Rear Sprocket - 50 Tooth - TM 1211-520T-50-10
MOOSE OFFROAD
$10.95Rear Sprocket - 50 Tooth - TM The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding, Optimal...12112038- SKU:
- 12112038
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
$10.95Qty in Cart: 0Quantity:Price:$10.95Subtotal: -
MOOSE OFFROAD Rear Sprocket - 45 Tooth - Honda 1211-301-45-10
MOOSE OFFROAD
$39.95Rear Sprocket - 45 Tooth - Honda The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets, 100% machined, no stamping or grinding,...12112041- SKU:
- 12112041
- Availability:
- Ships Same Business Day
- Weight:
- 0.88 LBS
$39.95 -
JT SPROCKETS Rear Sprocket - 38 Tooth - Kymco JTR1072.38
JT SPROCKETS
$26.30Rear Sprocket - 38 Tooth - Kymco Computer designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Made with top-quality-grade...12100389- SKU:
- 12100389
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
$26.30 -
JT SPROCKETS Rear Sprocket - 49 Tooth - CRF125FB JTR1204.49
JT SPROCKETS
$25.03Rear Sprocket - 49 Tooth - CRF125FB Computer designed to achieve ultimate strength at minimum weight, JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value, Made with top-quality-grade...12101441- SKU:
- 12101441
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
$25.03
