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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Renthal 46-Tooth Black Rear Sprocket for KTM 441U-520-46GPBK
RENTHAL
$99.82RENTHAL Sprocket KTM 46-Tooth Black 441U-520-46GPBK Enhance your KTM's performance with the RENTHAL 46-Tooth Rear Sprocket. Crafted from high-quality 7075-T6 aluminum alloy, this sprocket offers a perfect balance of strength and weight savings. Its...12111877- SKU:
- 12111877
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 46
- TYPE:
- DRIVE
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$99.82 -
Renthal 48-Tooth Black Rear Sprocket for KTM 441U-520-48GPBK
RENTHAL
$99.82RENTHAL Sprocket KTM 48-Tooth Black 441U-520-48GPBK Enhance your KTM's performance with the RENTHAL 48-Tooth Black Sprocket. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket offers exceptional durability while being 66% lighter...12111878- SKU:
- 12111878
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 48
- TYPE:
- DRIVE
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$99.82 -
Renthal 47-Tooth Blue Rear Sprocket for Yamaha YZ65 121U-420-47GBBU
RENTHAL
$104.61RENTHAL Sprocket Yamaha- 47-Tooth Blue 121U-420-47GBBU Enhance your Yamaha YZ65's performance with the RENTHAL 47-Tooth Blue Sprocket. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket offers exceptional strength while being...12112060- SKU:
- 12112060
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- COLOR/FINISH:
- BLUE
- TYPE:
- DRIVE
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 47
- UNITS:
- EACH
- CHAIN SIZE:
- 420
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
$104.61 -
Renthal 47T Rear Sprocket 420 Chain Orange 192U-420-47GPOR
RENTHAL
$104.61RENTHAL Orange Rear Sprocket 47-Tooth 192U-420-47GPOR The RENTHAL Orange Rear Sprocket 47-Tooth 192U-420-47GPOR is engineered for off-road enthusiasts seeking enhanced performance and durability. Constructed from a specially enhanced 7075-T6 aluminum...12112466- SKU:
- 12112466
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- TYPE:
- DRIVE
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 47
- UNITS:
- EACH
- CHAIN SIZE:
- 420
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
$104.61 -
Renthal Rear Sprocket 42T Orange 224U-520-42GPOR
RENTHAL
$104.61RENTHAL Rear Sprocket 42-Tooth Orange 224U-520-42GPOR Enhance your off-road performance with the RENTHAL Rear Sprocket, featuring a 42-tooth configuration and vibrant orange finish. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket...12112469- SKU:
- 12112469
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- COLOR/FINISH:
- ORANGE
- MOUNTING POSITION:
- REAR
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 42
- TYPE:
- DRIVE
- UNITS:
- EACH
$104.61 -
Renthal 44T Rear Sprocket Orange 224U-520-44GPOR
RENTHAL
$104.61RENTHAL Rear Sprocket 44-Tooth Orange 224U-520-44GPOR Enhance your off-road performance with the RENTHAL Rear Sprocket 44-Tooth Orange 224U-520-44GPOR. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket offers exceptional durability...12112470- SKU:
- 12112470
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 44
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- UNITS:
- EACH
$104.61 -
Renthal 45T Rear Sprocket Orange 224U-520-45GPOR
RENTHAL
$104.61RENTHAL Rear Sprocket 45-Tooth Orange 224U-520-45GPOR Enhance your motorcycle's performance with the RENTHAL Rear Sprocket 45-Tooth Orange 224U-520-45GPOR. Crafted from high-strength 7075-T6 aluminum alloy, this sprocket offers exceptional durability...12112471- SKU:
- 12112471
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- UNITS:
- EACH
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- 7075-T6 ALUMINUM
- TOOTH COUNT:
- 45
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
$104.61 -
Renthal 46T Rear Sprocket Orange 224U-520-46GPOR
RENTHAL
$104.61RENTHAL Rear Sprocket 46-Tooth Orange 224U-520-46GPOR Enhance your off-road performance with the RENTHAL Rear Sprocket, featuring a 46-tooth configuration and vibrant orange finish. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket...12112472- SKU:
- 12112472
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 46
$104.61 -
Renthal 51T Ultralight Rear Sprocket Orange 224U-520-51GPOR
RENTHAL
$104.61RENTHAL Rear Sprocket 51-Tooth Orange 224U-520-51GPOR Enhance your off-road performance with the RENTHAL Rear Sprocket, featuring a 51-tooth configuration and vibrant orange finish. Crafted from high-strength 7075-T6 aluminum alloy, this sprocket offers...12112477- SKU:
- 12112477
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 51
- UNITS:
- EACH
- TYPE:
- DRIVE
$104.61 -
Renthal Rear Sprocket 53T Orange 224U-520-53GPOR
RENTHAL
$104.61RENTHAL Rear Sprocket 53-Tooth Orange 224U-520-53GPOR Enhance your motorcycle's performance with the RENTHAL Rear Sprocket, featuring a 53-tooth design and vibrant orange finish. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket...12112479- SKU:
- 12112479
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- MOUNTING POSITION:
- REAR
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 53
- TYPE:
- DRIVE
- UNITS:
- EACH
$104.61 -
Renthal 36T Rear Sprocket Orange 415 Chain 491-415-36P-OR
RENTHAL
$104.61RENTHAL Rear Sprocket 36-Tooth Orange 491-415-36P-OR Enhance your motorcycle's performance with the RENTHAL Rear Sprocket 36-Tooth Orange 491-415-36P-OR. Crafted from high-strength 7075-T6 aluminum alloy, this sprocket offers exceptional durability while...12112489- SKU:
- 12112489
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
- CHAIN SIZE:
- 415
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 36
- TYPE:
- DRIVE
- UNITS:
- EACH
$104.61 -
Renthal 48-Tooth Red Rear Sprocket for Honda 154U-520-48GRRD
RENTHAL
$104.61RENTHAL Sprocket Honda Red 48-Tooth 154U-520-48GRRD Enhance your Honda's performance with the RENTHAL 48-Tooth Rear Sprocket, crafted from high-grade 7075-T6 aluminum alloy. This ultralight sprocket is approximately 66% lighter than traditional steel...12110159- SKU:
- 12110159
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- RED
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 48
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
$104.61 -
Renthal Red 50-Tooth Rear Sprocket for Honda 154U-520-50GRRD
RENTHAL
$104.61RENTHAL Sprocket Honda Red 50-Tooth 154U-520-50GRRD Enhance your Honda motorcycle's performance with the RENTHAL 50-Tooth Rear Sprocket. Crafted from high-quality 7075-T6 aluminum alloy, this sprocket offers a perfect balance of strength and lightweight...12110161- SKU:
- 12110161
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- TYPE:
- DRIVE
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- RED
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
$104.61 -
Renthal 52-Tooth Red Rear Sprocket for Honda 154U-520-52GRRD
RENTHAL
$104.61RENTHAL Sprocket Honda Red 52-Tooth 154U-520-52GRRD Enhance your Honda motorcycle's performance with the RENTHAL 52-Tooth Rear Sprocket. Crafted from high-grade 7075-T6 aluminum alloy, this sprocket offers a perfect balance of strength and lightweight...12110163- SKU:
- 12110163
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 52
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- RED
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$104.61 -
Renthal 49-Tooth Blue Rear Sprocket for Yamaha WR YZ 150U-520-49GBBU
RENTHAL
$104.61RENTHAL Sprocket Yamaha Blue 49-Tooth 150U-520-49GBBU Enhance your Yamaha motorcycle's performance with the RENTHAL 49-Tooth Rear Sprocket. Crafted from high-strength 7075-T6 aluminum alloy, this sprocket offers a perfect balance of durability and...12110165- SKU:
- 12110165
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- COLOR/FINISH:
- BLUE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- MATERIAL:
- 7075-T6 ALUMINUM
- MOUNTING POSITION:
- REAR
$104.61 -
Renthal 52-Tooth Rear Sprocket for Yamaha WR YZ 150U-520-52GBBU
RENTHAL
$104.61RENTHAL Sprocket Yamaha Blue 52-Tooth 150U-520-52GBBU Enhance your Yamaha's performance with the RENTHAL 52-Tooth Rear Sprocket, crafted from high-strength 7075-T6 aluminum alloy. This ultralight sprocket is 66% lighter than steel counterparts, yet...12110168- SKU:
- 12110168
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 52
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- DRIVE
- COLOR/FINISH:
- BLUE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$104.61 -
Renthal 49-Tooth Rear Sprocket for Kawasaki 520 Chain Black 112U-520-49GEBK
RENTHAL
$99.82RENTHAL Sprocket Kawasaki Black 49-Tooth 112U-520-49GEBK Enhance your Kawasaki's performance with the RENTHAL 49-Tooth Rear Sprocket. Crafted from high-strength 7075-T6 aluminum alloy, this sprocket offers a perfect balance of durability and lightweight...12110016- SKU:
- 12110016
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- MOUNTING POSITION:
- REAR
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRIVE
$99.82 -
Renthal Black 52-Tooth Rear Sprocket for Kawasaki 112U-520-52GEBK
RENTHAL
$99.82RENTHAL Sprocket Kawasaki Black 52-Tooth 112U-520-52GEBK Enhance your Kawasaki's performance with the RENTHAL 52-Tooth Rear Sprocket. Crafted from high-quality 7075-T6 aluminum alloy, this sprocket offers a perfect balance of strength and lightweight...12110019- SKU:
- 12110019
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SPROCKET
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 52
- TYPE:
- DRIVE
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
$99.82 -
RENTHAL Sprocket - Suzuki - Black - 49-Tooth 123U-520-49GYBK
RENTHAL
$99.82RENTHAL Sprocket Suzuki Black 49-Tooth 123U-520-49GYBKCNC-machined from a specially enhanced 7075-T6 aluminum alloy, Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance, Ultralight design is 66%...12110021- SKU:
- 12110021
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- TOOTH COUNT:
- 49
- TYPE:
- DRIVE
$99.82 -
Renthal 50T Rear Sprocket for Suzuki RM125 RM250 RMZ450 DRZ400 123U-520-50GYBK
RENTHAL
$99.82RENTHAL Sprocket Suzuki Black 50-Tooth 123U-520-50GYBK Enhance your Suzuki motorcycle's performance with the RENTHAL 50-Tooth Rear Sprocket. Crafted from high-grade 7075-T6 aluminum alloy, this sprocket offers a perfect balance of strength and...12110022- SKU:
- 12110022
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- TYPE:
- DRIVE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$99.82
