Street Bike Rear Sprockets
Street Bike Rear Sprockets at JJ Motorsports
Upgrade your street bike's final drive with premium rear sprockets from JJ Motorsports, featuring hardened steel or lightweight aluminum construction for maximum durability, smoother power delivery, and customizable gearing on Honda CBR, Yamaha R-series, Kawasaki ZX, Suzuki GSX-R, and more. Available in 36-42 tooth counts for perfect chain alignment and performance.
Shop Vortex and Parts Unlimited rear sprockets for race-proven quality. Explore related categories such as street bike drive chains or street bike front sprockets to complete your drivetrain upgrades and dial in the perfect ratio for street or track.
Top Street Bike Rear Sprockets
- Vortex F5 Rear Sprocket 42 Tooth 427K-42 – Lightweight aluminum 42-tooth rear sprocket; self-cleaning grooves for sportbike performance.
- Parts Unlimited Rear Honda Sprocket 530 37 Tooth 41200-426-00037 – Steel 530-pitch 37-tooth sprocket; OEM-spec for Honda models with reliable durability.
- Parts Unlimited Rear Honda Sprocket 530 36 Tooth 41200-344-000 – Hardened steel 36-tooth 530 sprocket; perfect for chain conversions on classic Honda street bikes.
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!
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- Qty in Cart
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- Price
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JT SPROCKETS Rear Sprocket - Aluminum - 44 Tooth - Orange - RC 390 JTA890.44ORG
JT SPROCKETS
$35.50A rear sprocket is fundamental to your RC 390's acceleration and top-end performance—get it wrong, and you'll sacrifice responsiveness or fuel efficiency. This JT Sprockets 44-tooth aluminum unit delivers the precision engineering needed for consistent...12112851- SKU:
- 12112851
- Availability:
- Ships Same Business Day
- Weight:
- 0.91 LBS
$35.50 -
JT SPROCKETS Rear Sprocket - Aluminum - 48 Tooth - Red - Gas Gas/Husqvarna/Husaberg/KTM JTA897.48RED
JT SPROCKETS
$37.38A worn or mismatched sprocket robs you of power transfer and acceleration—especially critical in off-road racing where every gear ratio counts. This JT rear sprocket delivers the lightweight durability you need to maintain consistent performance lap...12112854- SKU:
- 12112854
- Availability:
- Ships Same Business Day
- Weight:
- 0.86 LBS
$37.38 -
JT SPROCKETS Rear Sprocket - Aluminum - 49 Tooth - Red - Gas Gas/Husqvarna/Husaberg/KTM JTA897.49RED
JT SPROCKETS
$38.88A worn or undersized rear sprocket directly impacts your bike's acceleration, top-end speed, and power delivery—especially critical in competitive riding where fractions matter. This JT aluminum sprocket delivers the durability and precision engineering...12112856- SKU:
- 12112856
- Availability:
- Ships Same Business Day
- Weight:
- 0.66 LBS
$38.88 -
JT SPROCKETS Rear Sprocket - Aluminum - 50 Tooth - Red - Gas Gas/Husqvarna/Husaberg/KTM JTA897.50RED
JT SPROCKETS
$40.35A worn or mismatched rear sprocket directly impacts your bike's acceleration, top-end speed, and overall driveability. The JT SPROCKETS 50-tooth aluminum rear sprocket delivers the precision engineering and lightweight construction you need to maximize...12112858- SKU:
- 12112858
- Availability:
- Ships Same Business Day
- Weight:
- 0.91 LBS
$40.35 -
JT SPROCKETS Rear Sprocket - Aluminum - 42 Tooth - Orange - KTM/Husqvarna JTA890.42ORG
JT SPROCKETS
$35.50A lighter rear sprocket directly improves acceleration and reduces unsprung mass, giving you quicker throttle response and better handling through technical sections. The self-cleaning design keeps debris from building up, extending your sprocket's...12112864- SKU:
- 12112864
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$35.50 -
JT SPROCKETS Rear Sprocket - Aluminum - 40 Tooth - Black - CRF 300 JTA1301.40BLK
JT SPROCKETS
$33.33Sprocket wear directly impacts your CRF 300's acceleration, top-end speed, and chain longevity. This JT rear sprocket delivers precision engineering with a lightweight aluminum construction that reduces rotational mass without sacrificing durability. The...12112866- SKU:
- 12112866
- Availability:
- Ships Same Business Day
- Weight:
- 0.67 LBS
$33.33 -
JT SPROCKETS Rear Sprocket - Aluminum - 40 Tooth - Red - CRF 300 JTA1301.40RED
JT SPROCKETS
$33.33A worn or inadequate rear sprocket directly impacts your CRF 300's acceleration, top-end speed, and overall drivetrain efficiency. This JT Sprockets aluminum unit delivers the lightweight construction and precision engineering needed to maximize power...12112867- SKU:
- 12112867
- Availability:
- Ships Same Business Day
- Weight:
- 0.67 LBS
$33.33 -
JT SPROCKETS Rear Sprocket - Aluminum - 43 Tooth - Gold - Kawasaki JTA478.43GLD
JT SPROCKETS
$35.18A worn or incorrect sprocket directly impacts your acceleration, top speed, and overall drivetrain efficiency. The JT Sprockets 43-tooth rear sprocket delivers the precise gearing you need while reducing unsprung weight, giving you measurable gains in...12112845- SKU:
- 12112845
- Availability:
- Ships Same Business Day
- Weight:
- 0.84 LBS
$35.18 -
JT SPROCKETS Rear Sprocket - Aluminum - 46 Tooth - Gold - CF Moto/Kawasaki JTA478.46GLD
JT SPROCKETS
$38.95A worn or mismatched rear sprocket directly impacts acceleration, top speed, and chain longevity on your CF Moto or Kawasaki. The JT SPROCKETS 46-tooth aluminum sprocket delivers precise gear ratios with minimal rotating mass, reducing stress on your...12112846- SKU:
- 12112846
- Availability:
- Ships Same Business Day
- Weight:
- 0.91 LBS
$38.95 -
JT SPROCKETS Rear Sprocket - Aluminum - 46 Tooth - Gold - KLE 300/FZ6 JTA486.46GLD
JT SPROCKETS
$38.95A worn or incorrect rear sprocket kills acceleration and fuel efficiency while straining your drivetrain. This JT Sprockets aluminum unit delivers precise 46-tooth gearing optimized for the KLE 300 and FZ6, restoring snappy throttle response and...12112870- SKU:
- 12112870
- Availability:
- Ships Same Business Day
- Weight:
- 0.89 LBS
$38.95 -
JT SPROCKETS Rear Sprocket - Aluminum - 47 Tooth - Gold - YZF-R1/LE JTA486.47GLD
JT SPROCKETS
$39.85Reducing unsprung weight on your YZF-R1 directly improves throttle response, acceleration, and handling precision—especially critical for track applications where every tenth counts. This JT rear sprocket replaces heavy OEM components with aviation-grade...12112871- SKU:
- 12112871
- Availability:
- Ships Same Business Day
- Weight:
- 0.89 LBS
$39.85 -
JT SPROCKETS Rear Sprocket - Aluminum - 45 Tooth - Gold - Kawasaki/Suzuki/Yamaha JTA486.45GLD
JT SPROCKETS
$37.75A rear sprocket directly impacts your chain drive efficiency, acceleration, and overall drivetrain responsiveness. JT Sprockets' aluminum design delivers a significant weight reduction compared to steel alternatives, improving your power-to-weight ratio...12112869- SKU:
- 12112869
- Availability:
- Ships Same Business Day
- Weight:
- 0.88 LBS
$37.75 -
JT SPROCKETS Rear Sprocket - 50 Tooth - Triumph JTR2015.50
JT SPROCKETS
$39.83A worn or incorrectly sized rear sprocket directly impacts your Triumph's acceleration, top-end speed, and overall drivability. The JT Sprockets 50-tooth rear sprocket delivers the durability and precision fitment needed for reliable performance, whether...12102792- SKU:
- 12102792
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
$39.83 -
JT SPROCKETS Rear Sprocket - Aluminum - 56 Tooth - Black - CR85/CRF150 RB JTA215.56BLK
JT SPROCKETS
$37.23A lightweight rear sprocket is critical for reducing unsprung mass and improving your CR85/CRF150 RB's acceleration and handling response. This JT Sprockets aluminum design delivers the durability of a precision-engineered component without the weight...12112880- SKU:
- 12112880
- Availability:
- Ships Same Business Day
- Weight:
- 0.76 LBS
$37.23 -
VORTEX Rear Sprocket - Aluminum - 37 Tooth - Silver - Honda 215-37
VORTEX
$59.95Your rear sprocket is critical to power delivery and acceleration—a worn or mismatched unit kills performance and strains your drivetrain. The VORTEX 37-tooth aluminum sprocket delivers precise gear ratios with durability you can trust, whether you're...12112873- SKU:
- 12112873
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$59.95 -
VORTEX Rear Sprocket - Aluminum - 38 Tooth - Silver - Honda 215-38
VORTEX
$59.95A worn or poorly chosen rear sprocket directly impacts your Honda's acceleration, top speed, and engine wear. The VORTEX 38-tooth aluminum sprocket delivers the ideal balance of responsiveness and durability, with precision tooth geometry engineered to...12112874- SKU:
- 12112874
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$59.95 -
VORTEX Rear Sprocket - Aluminum - 39 Tooth - Silver - Honda 215-39
VORTEX
$59.95A worn or suboptimal rear sprocket directly impacts your bike's acceleration, top-end speed, and overall drivetrain efficiency. The VORTEX 39-tooth aluminum sprocket delivers a precision-engineered alternative to OEM parts, offering improved durability...12112875- SKU:
- 12112875
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$59.95 -
VORTEX Rear Sprocket - Aluminum - 40 Tooth - Silver - Grom 215-40
VORTEX
$59.95The VORTEX 40-Tooth Rear Sprocket is engineered for Grom riders who demand reliable acceleration and extended component lifespan. Built from lightweight aluminum and anodized for corrosion resistance, this sprocket delivers consistent power transfer...12112876- SKU:
- 12112876
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$59.95 -
VORTEX Rear Sprocket - Aluminum - 30 Tooth - Silver - Z 125 Pro 405-30
VORTEX
$59.95A worn or mismatched rear sprocket directly impacts your Z 125 Pro's acceleration, fuel efficiency, and chain longevity. The VORTEX 30-tooth aluminum sprocket delivers a precision-engineered replacement that restores optimal power delivery while...12112877- SKU:
- 12112877
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
$59.95 -
VORTEX Rear Sprocket - Aluminum - 31 Tooth - Silver - Z 125 Pro 405-31
VORTEX
$59.95A worn or poorly matched rear sprocket directly impacts your Z 125 Pro's acceleration, top speed, and chain longevity. The VORTEX 31-tooth aluminum sprocket restores optimal power delivery while the anodized finish resists corrosion in demanding riding...12112878- SKU:
- 12112878
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
$59.95
