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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JT SPROCKETS Rear Sprocket - Orange - 48-Tooth JTA897.48ORG
JT SPROCKETS
$37.38A properly matched rear sprocket is fundamental to optimizing your bike's acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 48-tooth RaceLite rear sprocket delivers the precision engineering and durability demanded by...12112691- SKU:
- 12112691
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- MOUNTING POSITION:
- REAR
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- 7075-T6 ALUMINUM
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 48
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- REAR
- UNITS:
- EACH
$37.38 -
JT SPROCKETS Rear Sprocket - Orange - 51-Tooth JTA897.51ORG
JT SPROCKETS
$41.43A properly sized rear sprocket is critical for achieving your target gear ratio and maximizing acceleration or top-end performance depending on your racing application. The JT SPROCKETS 51-tooth rear sprocket delivers the durability and precision you...12112694- SKU:
- 12112694
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 51
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
- COLOR/FINISH:
- ORANGE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- REAR
- CHAIN SIZE:
- 520
- MATERIAL:
- 7075-T6 ALUMINUM
- RIDING STYLE:
- STREET
$41.43 -
JT SPROCKETS Sprocket - Rear - Honda - 56-Tooth JTR215.56
JT SPROCKETS
$26.20A quality rear sprocket is fundamental to your drivetrain's efficiency and longevity. The JT Sprockets 56-tooth rear sprocket delivers the precision engineering and material integrity that competitive riders and serious enthusiasts demand, cutting...12120117- SKU:
- 12120117
- Availability:
- Ships Same Business Day
- Weight:
- 2.09 LBS
- CHAIN SIZE:
- 420
- MODEL:
- HONDA
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- TOOTH COUNT:
- 56
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
$26.20 -
JT SPROCKETS Sprocket - Rear - Kawasaki - 33-Tooth JTR801.33
JT SPROCKETS
$11.93A worn or mismatched rear sprocket directly impacts your acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 33-tooth rear sprocket delivers consistent power transfer with minimal rotational mass, giving you the performance...12120241- SKU:
- 12120241
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- CHAIN SIZE:
- 420
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- C45 HIGH-CARBON STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- TOOTH COUNT:
- 33
- UNITS:
- EACH
$11.93 -
JT SPROCKETS Sprocket - Yamaha - 54-Tooth JTR833.54
JT SPROCKETS
$32.10A quality rear sprocket is fundamental to your drivetrain's efficiency and longevity. The JT Sprockets 54-tooth rear sprocket for Yamaha combines computer-optimized tooth geometry with premium Japanese C45 high carbon steel to deliver reliable power...12101437- SKU:
- 12101437
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- CHAIN SIZE:
- 428
- PRODUCT NAME:
- SPROCKET
- MODEL:
- YAMAHA
- MOUNTING POSITION:
- REAR
- TOOTH COUNT:
- 54
$32.10 -
JT SPROCKETS Steel Rear Sprocket - Gray - 47-Tooth JTX210.47GR
JT SPROCKETS
$51.80A properly matched rear sprocket is fundamental to optimizing your bike's acceleration, top-end speed, and engine efficiency. The JT SPROCKETS 47-tooth rear sprocket delivers the durability and precision that serious riders demand, whether you're...12102595- SKU:
- 12102595
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- MATERIAL:
- T6 ALUMINUM CENTER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- GRAPHITE
- RIDING STYLE:
- STREET
- STYLE:
- TWINSTAR
- MATERIAL:
- HIGH CARBON STEEL OUTER RING
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 47
$51.80 -
JT SPROCKETS Steel Rear Sprocket - Gray - 48-Tooth JTX210.48GR
JT SPROCKETS
$51.80A properly sized rear sprocket is fundamental to your powertrain's efficiency and acceleration characteristics. The JT SPROCKETS 48-tooth steel sprocket delivers the durability and precision engineering required for reliable track performance and...12102596- SKU:
- 12102596
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- MATERIAL:
- T6 ALUMINUM CENTER
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 48
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- STYLE:
- TWINSTAR
- COLOR/FINISH:
- GRAPHITE
- MATERIAL:
- HIGH CARBON STEEL OUTER RING
- RIDING STYLE:
- OFF-ROAD
$51.80 -
JT SPROCKETS Steel Rear Sprocket - Gray - 50-Tooth JTX210.50GR
JT SPROCKETS
$51.80A properly matched sprocket is foundational to chain drive efficiency and engine performance. This JT SPROCKETS 50-tooth rear sprocket delivers the durability and precision required for sustained high-RPM operation, whether you're dialing in final drive...12102598- SKU:
- 12102598
- Availability:
- Ships Same Business Day
- Weight:
- 1.66 LBS
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 50
- STYLE:
- TWINSTAR
- UNITS:
- EACH
- MATERIAL:
- HIGH CARBON STEEL OUTER RING
- COLOR/FINISH:
- GRAPHITE
- MATERIAL:
- T6 ALUMINUM CENTER
- RIDING STYLE:
- OFF-ROAD
$51.80 -
JT SPROCKETS Rear Sprocket - 50-Tooth - Yamaha JTR251.50SC
JT SPROCKETS
$32.98A properly sized rear sprocket is critical to maximizing your Yamaha's acceleration, top-end speed, and engine efficiency. The JT 50-tooth rear sprocket is engineered for riders who demand precision engineering without compromise—delivering the strength...12102443- SKU:
- 12102443
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- MATERIAL:
- STEEL
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
$32.98 -
JT SPROCKETS Rear Sprocket - 51-Tooth - Yamaha JTR251.51SC
JT SPROCKETS
$32.98A properly sized rear sprocket is critical to maximizing your Yamaha's acceleration, top-end speed, and overall powertrain efficiency. The JT Sprockets 51-tooth rear sprocket delivers the precision engineering and durability you need to maintain...12102444- SKU:
- 12102444
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 51
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
$32.98 -
JT SPROCKETS Rear Sprocket - 48-Tooth - Kawasaki/Suzuki JTR460.48SC
JT SPROCKETS
$29.55A properly sized rear sprocket is fundamental to maximizing your bike's acceleration, top speed, and overall drivetrain efficiency. The JT 48-tooth rear sprocket delivers the precision engineering and durability that professional racers and serious...12102445- SKU:
- 12102445
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 48
$29.55 -
JT SPROCKETS Rear Sprocket - 49-Tooth - Kawasaki JTR460.49SC
JT SPROCKETS
$32.98A properly sized rear sprocket is fundamental to optimizing your Kawasaki's powerband and acceleration characteristics. The JT 49-tooth rear sprocket delivers the engineering precision and material quality demanded by racers and high-performance riders...12102446- SKU:
- 12102446
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- CHAIN SIZE:
- 520
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- MATERIAL:
- STEEL
$32.98 -
JT SPROCKETS Rear Sprocket - 48-Tooth - Kawasaki/Suzuki JTR808.48SC
JT SPROCKETS
$29.55Optimizing your sprocket choice directly impacts acceleration, top-end speed, and drivetrain longevity. The JT 48-tooth rear sprocket delivers the precision engineering and material science needed to handle high-performance demands without sacrificing...12102449- SKU:
- 12102449
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 48
- UNITS:
- EACH
- CHAIN SIZE:
- 520
$29.55 -
JT SPROCKETS Rear Sprocket - 49-Tooth - Kawasaki/Suzuki JTR808.49SC
JT SPROCKETS
$32.98If you're running a Kawasaki or Suzuki and looking to dial in your final drive ratio, the JT 49-tooth rear sprocket delivers the precision engineering you need to optimize acceleration and top-end performance. JT's computer-designed geometry maximizes...12102450- SKU:
- 12102450
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
$32.98 -
JT SPROCKETS Rear Sprocket - 51-Tooth - Kawasaki/Suzuki JTR808.51SC
JT SPROCKETS
$32.98A rear sprocket is one of the highest-wear components on any performance bike, and choosing the right tooth count directly impacts your acceleration, top speed, and engine load characteristics. The JT Sprockets 51-Tooth rear sprocket delivers the...12102452- SKU:
- 12102452
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 51
- MATERIAL:
- STEEL
- UNITS:
- EACH
$32.98 -
JT SPROCKETS Rear Sprocket - 48-Tooth - Husaberg/KTM JTR897.48SC
JT SPROCKETS
$29.55Upgrading to a quality rear sprocket directly impacts your bike's acceleration, top-end power delivery, and drivetrain longevity. The JT 48-tooth rear sprocket is engineered for riders who demand precision and reliability without compromise, combining...12102453- SKU:
- 12102453
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 48
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
$29.55 -
JT SPROCKETS Rear Sprocket - 49-Tooth - Husaberg/KTM JTR897.49SC
JT SPROCKETS
$32.98A properly sized rear sprocket is critical to optimizing your bike's acceleration, top-end speed, and overall powerband delivery. The JT Sprockets 49-tooth rear sprocket delivers the precision engineering and durability you need for consistent...12102454- SKU:
- 12102454
- Availability:
- Ships Same Business Day
- Weight:
- 1.31 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 49
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- UNITS:
- EACH
$32.98 -
JT SPROCKETS Rear Sprocket - 50-Tooth - Husaberg/KTM JTR897.50SC
JT SPROCKETS
$32.98A properly sized rear sprocket is critical to maximizing your Husaberg or KTM's power delivery and acceleration characteristics. This 50-tooth JT sprocket delivers the strength and durability you need for demanding trail and track conditions, while...12102455- SKU:
- 12102455
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 50
- MATERIAL:
- STEEL
$32.98 -
JT SPROCKETS Rear Sprocket - 51-Tooth - Husaberg/KTM JTR897.51SC
JT SPROCKETS
$32.98A properly sized rear sprocket is critical for optimizing your Husaberg or KTM's power delivery across the RPM range. The JT 51-tooth rear sprocket delivers the precision engineering and durability demanded by competitive riders and serious enthusiasts,...12102456- SKU:
- 12102456
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- CHAIN SIZE:
- 520
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 51
- MATERIAL:
- STEEL
$32.98 -
JT SPROCKETS Rear Sprocket - 52-Tooth - Husaberg/KTM JTR897.52SC
JT SPROCKETS
$32.98A properly sized rear sprocket is critical for optimizing your Husaberg or KTM's power delivery and acceleration characteristics. This 52-tooth sprocket directly affects your bike's gearing ratio, influencing everything from low-end response to top-end...12102457- SKU:
- 12102457
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- TOOTH COUNT:
- 52
$32.98
