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 RACING Dual Sprocket - Black - 50 Tooth 1210-251-50-10X
MOOSE RACING
$69.95MOOSE RACING Dual Sprocket Black 50 Tooth 1210-251-50-10XDesigned to outlast standard aluminum rear sprockets and is much lighter than steel rear sprockets, Inner ring is made from 7075 T6 aluminum and the outer ring is made from heavy duty steel,...12101481- SKU:
- 12101481
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
- MATERIAL:
- 7075-T6 ALUMINUM INNER RING
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- DUAL
- CHAIN SIZE:
- 520
- MATERIAL:
- HEAVY-DUTY STEEL OUTER RING
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
$69.95Qty in Cart: 0Quantity:Price:$69.95Subtotal: -
MOOSE RACING Dual Sprocket - Green - 50 Tooth 1210-460-50-15X
MOOSE RACING
$69.95MOOSE RACING Dual Sprocket Green 50 Tooth 1210-460-50-15XDesigned to outlast standard aluminum rear sprockets and is much lighter than steel rear sprockets, Inner ring is made from 7075 T6 aluminum and the outer ring is made from heavy duty steel,...12101495- SKU:
- 12101495
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- PRODUCT NAME:
- SPROCKET
- STYLE:
- DUAL
- TOOTH COUNT:
- 50
- MATERIAL:
- 7075-T6 ALUMINUM INNER RING
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- GREEN
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MATERIAL:
- HEAVY-DUTY STEEL OUTER RING
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$69.95Qty in Cart: 0Quantity:Price:$69.95Subtotal: -
MOOSE RACING Dual Sprocket - Black - 51 Tooth 1210-460-51-10X
MOOSE RACING
$69.95MOOSE RACING Dual Sprocket Black 51 Tooth 1210-460-51-10XDesigned to outlast standard aluminum rear sprockets and is much lighter than steel rear sprockets, Inner ring is made from 7075 T6 aluminum and the outer ring is made from heavy duty steel,...12101496- SKU:
- 12101496
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- CHAIN SIZE:
- 520
- MATERIAL:
- HEAVY-DUTY STEEL OUTER RING
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 7075-T6 ALUMINUM INNER RING
- RIDING STYLE:
- OFF-ROAD
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- STYLE:
- DUAL
- TOOTH COUNT:
- 51
$69.95 -
MOOSE RACING Dual Sprocket MSE - Orange - 48-Tooth 1210-897-48-14X
MOOSE RACING
$69.95MOOSE RACING Dual Sprocket MSE Orange 48-Tooth 1210-897-48-14XDesigned to outlast standard aluminum rear sprockets and is much lighter than steel rear sprockets, Inner ring is made from 7075 T6 aluminum and the outer ring is made from heavy duty steel,...12101516- SKU:
- 12101516
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- HEAVY-DUTY STEEL OUTER RING
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- STYLE:
- DUAL
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- MATERIAL:
- 7075-T6 ALUMINUM INNER RING
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 48
- UNITS:
- EACH
$69.95Qty in Cart: 0Quantity:Price:$69.95Subtotal: -
MOOSE RACING Dual Sprocket MSE - Black - 49-Tooth 1210-897-49-10X
MOOSE RACING
$69.95MOOSE RACING Dual Sprocket MSE Black 49-Tooth 1210-897-49-10XDesigned to outlast standard aluminum rear sprockets and is much lighter than steel rear sprockets, Inner ring is made from 7075 T6 aluminum and the outer ring is made from heavy duty steel,...12101517- SKU:
- 12101517
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 7075-T6 ALUMINUM INNER RING
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- STYLE:
- DUAL
- TOOTH COUNT:
- 49
- CHAIN SIZE:
- 520
- MATERIAL:
- HEAVY-DUTY STEEL OUTER RING
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- DRIVE
$69.95Qty in Cart: 0Quantity:Price:$69.95Subtotal: -
JT SPROCKETS Sprocket - Rear - Honda - 50-Tooth JTR1204.50
JT SPROCKETS
$25.03JT SPROCKETS Sprocket Rear Honda 50-Tooth JTR1204.50Computer 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...JTR120450- SKU:
- JTR120450
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 428
- MOUNTING POSITION:
- REAR
- MATERIAL:
- STEEL
- MODEL:
- HONDA
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 50
$25.03 -
JT SPROCKETS Rear Sprocket - Honda - Black - 47 Tooth JTA210.47BLK
JT SPROCKETS
$37.38JT SPROCKETS Rear Sprocket Honda Black 47 Tooth JTA210.47BLKComputer-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,...12112567- SKU:
- 12112567
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- TYPE:
- DRIVE
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 47
$37.38 -
JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 49-Tooth JTR462.49
JT SPROCKETS
$24.98JT SPROCKETS Sprocket Rear Kawasaki/Suzuki 49-Tooth JTR462.49Computer 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,...JTR46249- SKU:
- JTR46249
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 428
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
$24.98 -
JT SPROCKETS Rear Sprocket - Honda - Red - 48 Tooth JTA210.48RED
JT SPROCKETS
$37.38JT SPROCKETS Rear Sprocket Honda Red 48 Tooth JTA210.48REDComputer-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...12112569- SKU:
- 12112569
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- TOOTH COUNT:
- 48
- TYPE:
- REAR
- COLOR/FINISH:
- RED
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
$37.38 -
JT SPROCKETS Rear Sprocket - Honda - Red - 49 Tooth JTA210.49RED
JT SPROCKETS
$38.88JT SPROCKETS Rear Sprocket Honda Red 49 Tooth JTA210.49REDComputer-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...12112570- SKU:
- 12112570
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 49
- COLOR/FINISH:
- RED
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- DRIVE
- UNITS:
- EACH
$38.88 -
JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 51-Tooth JTR462.51
JT SPROCKETS
$26.90JT SPROCKETS Sprocket Rear Kawasaki/Suzuki 51-Tooth JTR462.51Computer 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,...JTR46251- SKU:
- JTR46251
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 51
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- CHAIN SIZE:
- 428
$26.90 -
JT SPROCKETS Sprocket - Rear - Kawasaki/Suzuki - 34-Tooth JTR802.34
JT SPROCKETS
$14.88JT SPROCKETS Sprocket Rear Kawasaki/Suzuki 34-Tooth JTR802.34Computer 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,...JTR80234- SKU:
- JTR80234
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- CHAIN SIZE:
- 428
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 34
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
$14.88 -
JT SPROCKETS Sprocket - Rear - Yamaha - 42-Tooth JTR853.42
JT SPROCKETS
$25.15JT SPROCKETS Sprocket Rear Yamaha 42-Tooth JTR853.42Computer-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...JTR85342- SKU:
- JTR85342
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 42
- PRODUCT NAME:
- SPROCKET
$25.15 -
JT SPROCKETS Rear Sprocket - Suzuki - Black - 50-Tooth JTA808.50BLK
JT SPROCKETS
$40.35JT SPROCKETS Rear Sprocket Suzuki Black 50-Tooth JTA808.50BLKRaceLite sprockets are made of anodized 7075-T6 aluminum, Available in hard wearing color options12112670- SKU:
- 12112670
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 50
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- REAR
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- STREET
$40.35 -
JT SPROCKETS Sprocket - Rear - Honda - 38 Tooth JTR1214.38
JT SPROCKETS
$17.78JT SPROCKETS Sprocket Rear Honda 38 Tooth JTR1214.38Computer 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...12101342- SKU:
- 12101342
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 420
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 38
- MATERIAL:
- C45 HIGH-CARBON STEEL
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
$17.78 -
SUPERSPROX Stealth Rear Sprocket - 49-Tooth - Gold - Husaburg RST-4-49-GLD
SUPERSPROX
$99.95SUPERSPROX Stealth Rear Sprocket 49-Tooth Gold Husaburg RST-4-49-GLDSupersprox-Stealth gives you longer system life without compromising weight, Steel teeth last 4 times longer than aluminum, Pound-for-pound, the strongest sprocket on the market, The...12101994- SKU:
- 12101994
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- COLOR/FINISH:
- STEALTH
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- REAR
- COLOR/FINISH:
- GOLD
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- UNITS:
- EACH
- CHAIN SIZE:
- 420
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
$99.95 -
SUPERSPROX Stealth Rear Sprocket - 48-Tooth - Gold - Kawasaki RST-460-48-GLD
SUPERSPROX
$119.95SUPERSPROX Stealth Rear Sprocket 48-Tooth Gold Kawasaki RST-460-48-GLDSupersprox-Stealth gives you longer system life without compromising weight, Steel teeth last 4 times longer than aluminum, Pound-for-pound, the strongest sprocket on the market, The...12101997- SKU:
- 12101997
- Availability:
- Ships Same Business Day
- Weight:
- 1.95 LBS
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- STEALTH
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
- COLOR/FINISH:
- GOLD
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 48
- TYPE:
- REAR
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$119.95 -
JT SPROCKETS Sprocket - Rear - Suzuki - 41-Tooth JTR822.41
JT SPROCKETS
$32.15JT SPROCKETS Sprocket Rear Suzuki 41-Tooth JTR822.41Computer-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, Every...12100841- SKU:
- 12100841
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- MOUNTING POSITION:
- REAR
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- REAR
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 41
- COLOR/FINISH:
- STEEL
- MODEL:
- SUZUKI
- PRODUCT NAME:
- SPROCKET
$32.15 -
JT SPROCKETS Sprocket - Rear - Suzuki - 44-Tooth JTR822.44
JT SPROCKETS
$33.63JT SPROCKETS Sprocket Rear Suzuki 44-Tooth JTR822.44Computer-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...12100842- SKU:
- 12100842
- Availability:
- Ships Same Business Day
- Weight:
- 1.55 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- REAR
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- COLOR/FINISH:
- STEEL
- MATERIAL:
- STEEL
- MODEL:
- SUZUKI
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 44
$33.63 -
JT SPROCKETS Sprocket - Rear - Yamaha - 48-Tooth JTR1847.48
JT SPROCKETS
$32.10JT SPROCKETS Sprocket Rear Yamaha 48-Tooth JTR1847.48Computer-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...12100628- SKU:
- 12100628
- Availability:
- Ships Same Business Day
- Weight:
- 1.39 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 48
- TYPE:
- DRIVE
- MOUNTING POSITION:
- REAR
- CHAIN SIZE:
- 428
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- RIDING STYLE:
- STREET
$32.10Qty in Cart: 0Quantity:Price:$32.10Subtotal:
