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
-
JT SPROCKETS Rear Sprocket - 520 - Black - 53 Tooth JTA822.53BLK
JT SPROCKETS
$44.03JT SPROCKETS Rear Sprocket 520 Black 53 Tooth JTA822.53BLKComputer-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, Every...12112601- SKU:
- 12112601
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- TYPE:
- REAR
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 53
$44.03 -
JT SPROCKETS Rear Sprocket - KTM - Orange - 48 Tooth JTA891.48ORG
JT SPROCKETS
$32.95JT SPROCKETS Rear Sprocket KTM Orange 48 Tooth JTA891.48ORGComputer-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,...12112614- SKU:
- 12112614
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- 7075-T6 ALUMINUM
- TOOTH COUNT:
- 48
- TYPE:
- REAR
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- CHAIN SIZE:
- 520
$32.95Qty in Cart: 0Quantity:Price:$32.95Subtotal: -
JT SPROCKETS Sprocket - Rear - Suzuki/Yamaha - 47-Tooth JTR798.47
JT SPROCKETS
$26.23JT SPROCKETS Sprocket Rear Suzuki/Yamaha 47-Tooth JTR798.47Computer 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,...JTR79847- SKU:
- JTR79847
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 47
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 428
- MATERIAL:
- STEEL
- UNITS:
- EACH
$26.23 -
JT SPROCKETS Sprocket - Rear - Yamaha - 49-Tooth JTR798.49
JT SPROCKETS
$26.58JT SPROCKETS Sprocket Rear Yamaha 49-Tooth JTR798.49Computer 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, Every...JTR79849- SKU:
- JTR79849
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 49
- UNITS:
- EACH
- CHAIN SIZE:
- 428
- MATERIAL:
- STEEL
$26.58 -
JT SPROCKETS Sprocket - Rear - Suzuki/Kawasaki - 52-Tooth JTR798.52
JT SPROCKETS
$27.38JT SPROCKETS Sprocket Rear Suzuki/Kawasaki 52-Tooth JTR798.52Computer 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,...JTR79852- SKU:
- JTR79852
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 428
- TOOTH COUNT:
- 52
- UNITS:
- EACH
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
$27.38 -
JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 41-Tooth JTR808.41
JT SPROCKETS
$31.08JT SPROCKETS Sprocket Rear Kawasaki/Suzuki 41-Tooth JTR808.41Computer 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,...JTR80841- SKU:
- JTR80841
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 41
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
$31.08 -
JT SPROCKETS Rear Sprocket - Orange - 41-Tooth JTA897.41ORG
JT SPROCKETS
$32.20JT SPROCKETS Rear Sprocket Orange 41-Tooth JTA897.41ORGRaceLite sprockets are made of anodized 7075-T6 aluminum, Available in hard wearing color options12112627- SKU:
- 12112627
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 41
- MODEL:
- KTM
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- TYPE:
- DRIVE
$32.20 -
JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 46-Tooth JTR808.46
JT SPROCKETS
$31.85JT SPROCKETS Sprocket Rear Kawasaki/Suzuki 46-Tooth JTR808.46Computer 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,...JTR80846- SKU:
- JTR80846
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 46
$31.85Qty in Cart: 0Quantity:Price:$31.85Subtotal: -
JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 52-Tooth JTR808.52
JT SPROCKETS
$38.60JT SPROCKETS Sprocket Rear Kawasaki/Suzuki 52-Tooth JTR808.52Computer 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,...JTR80852- SKU:
- JTR80852
- Availability:
- Ships Same Business Day
- Weight:
- 2.70 LBS
- TOOTH COUNT:
- 52
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
$38.60 -
JT SPROCKETS Rear Sprocket - Honda - Black - 40 Tooth JTA210.40BLK
JT SPROCKETS
$32.20JT SPROCKETS Rear Sprocket Honda Black 40 Tooth JTA210.40BLKComputer-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,...12112636- SKU:
- 12112636
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- DRIVE
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 40
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
$32.20 -
JT SPROCKETS Rear Sprocket - Honda - Black - 42 Tooth JTA210.42BLK
JT SPROCKETS
$32.20JT SPROCKETS Rear Sprocket Honda Black 42 Tooth JTA210.42BLKComputer-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,...12112637- SKU:
- 12112637
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- TOOTH COUNT:
- 42
- TYPE:
- REAR
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- STREET
$32.20 -
JT SPROCKETS Rear Sprocket - Honda - Black - 44 Tooth JTA210.44BLK
JT SPROCKETS
$34.03JT SPROCKETS Rear Sprocket Honda Black 44 Tooth JTA210.44BLKComputer-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,...12112638- SKU:
- 12112638
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- COLOR/FINISH:
- BLACK
- TYPE:
- REAR
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 44
$34.03 -
JT SPROCKETS Rear Sprocket - Honda - Black - 45 Tooth JTA210.45BLK
JT SPROCKETS
$35.50JT SPROCKETS Rear Sprocket Honda Black 45 Tooth JTA210.45BLKComputer-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,...12112639- SKU:
- 12112639
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 7075-T6 ALUMINUM
- TOOTH COUNT:
- 45
- TYPE:
- REAR
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
$35.50 -
JT SPROCKETS Rear Sprocket - Honda - Black - 46 Tooth JTA210.46BLK
JT SPROCKETS
$36.28JT SPROCKETS Rear Sprocket Honda Black 46 Tooth JTA210.46BLKComputer-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,...12112640- SKU:
- 12112640
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- TOOTH COUNT:
- 46
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- TYPE:
- REAR
- UNITS:
- EACH
$36.28 -
JT SPROCKETS Rear Sprocket - Honda - Black - 48 Tooth JTA210.48BLK
JT SPROCKETS
$37.38JT SPROCKETS Rear Sprocket Honda Black 48 Tooth JTA210.48BLKComputer-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,...12112641- SKU:
- 12112641
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 48
$37.38 -
JT SPROCKETS Rear Sprocket - Honda - Black - 49 Tooth JTA210.49BLK
JT SPROCKETS
$38.88JT SPROCKETS Rear Sprocket Honda Black 49 Tooth JTA210.49BLKComputer-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,...12112642- SKU:
- 12112642
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 49
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$38.88 -
JT SPROCKETS Rear Sprocket - Honda - Black - 50 Tooth JTA210.50BLK
JT SPROCKETS
$40.35JT SPROCKETS Rear Sprocket Honda Black 50 Tooth JTA210.50BLKComputer-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,...12112643- SKU:
- 12112643
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 50
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- TYPE:
- DRIVE
$40.35 -
JT SPROCKETS Rear Sprocket - Honda - Black - 51 Tooth JTA210.51BLK
JT SPROCKETS
$41.43JT SPROCKETS Rear Sprocket Honda Black 51 Tooth JTA210.51BLKComputer-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,...12112644- SKU:
- 12112644
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 51
- TYPE:
- DRIVE
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
$41.43 -
JT SPROCKETS Sprocket - Rear - 49-Tooth JTR822.49
JT SPROCKETS
$36.08JT SPROCKETS Sprocket Rear 49-Tooth JTR822.49Computer-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, Every sprocket...JTR82249- SKU:
- JTR82249
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$36.08 -
JT SPROCKETS Sprocket - Rear - Suzuki - 45-Tooth JTR829.45
JT SPROCKETS
$42.30JT SPROCKETS Sprocket Rear Suzuki 45-Tooth JTR829.45Computer-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, Every...JTR82945- SKU:
- JTR82945
- Availability:
- Ships Same Business Day
- Weight:
- 3.10 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 45
- UNITS:
- EACH
- CHAIN SIZE:
- 530
- RIDING STYLE:
- STREET
$42.30
