Street Bike Countershaft Sprockets - Steel
Street Bike Countershaft Sprockets at JJ Motorsports
Optimize your street bike's gearing with premium steel countershaft sprockets from JJ Motorsports, featuring case-hardened construction for durability and precise chain fit on Honda CBR, Yamaha R-series, Kawasaki ZX, Suzuki GSX-R, and more. These lightweight sprockets deliver smoother acceleration and extended chain life.
Shop Vortex, Parts Unlimited, and Driven Racing countershaft sprockets for race-proven quality. Explore related categories such as street bike rear sprockets or street bike drive chains to complete your gearing upgrades.
Top Street Bike Countershaft Sprockets
- Vortex Front Sprocket 16 Tooth 2917-16 – Case-hardened steel 16-tooth sprocket; lightweight and durable for sportbike performance.
- Parts Unlimited Countershaft Sprocket 17 Tooth 23801300-010-17 – OEM-spec 17-tooth steel sprocket; perfect fit and value for daily riders.
- Driven Racing Counter Shaft Sprocket 16 Tooth 1301-520-16T – Precision-machined 16-tooth sprocket; heat-treated for extreme strength on superbikes.
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
-
DRIVEN RACING Counter Shaft Sprocket - 13-Tooth 1044-520-13T
DRIVEN RACING
$43.99If you're serious about optimizing your 520 chain drivetrain, sprocket weight directly impacts acceleration, handling response, and overall rotational inertia. The DRIVEN RACING 13-Tooth Counter Shaft Sprocket uses proprietary EST Technology to deliver...12120901- SKU:
- 12120901
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 13
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- ZINC
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TYPE:
- DRIVE
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
$43.99 -
DRIVEN RACING Counter Shaft Sprocket - 14-Tooth 1014-520-14T
DRIVEN RACING
$39.99One of the lightest 520 steel sprockets available today, Designed using our proprietary EST Technology, Performance and longevity all in one sprocket, Attractive black zinc semi-gloss finish, Lowered surface to remove unnecessary weight12120898- SKU:
- 12120898
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
$39.99 -
JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF519.17
JT SPROCKETS
$15.00Computer-designed to achieve ultimate strength at minimum weightJTF51917- SKU:
- JTF51917
- Availability:
- Ships Same Business Day
- Weight:
- 0.68 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- MODEL:
- KAWASAKI
- TYPE:
- COUNTERSHAFT
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- CHAIN SIZE:
- 530
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 17
$15.00 -
JT SPROCKETS Sprocket - Front - Suzuki - 14-Tooth JTF1447.14RB
JT SPROCKETS
$10.45Computer-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 sprocket meets or exceeds the highest possible quality...12121238- SKU:
- 12121238
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- MATERIAL:
- RUBBER
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 14
- MATERIAL:
- STEEL
- UNITS:
- EACH
$10.45 -
JT SPROCKETS Sprocket - Front - Kawasaki - 17-Tooth JTF1529.17RB
JT SPROCKETS
$19.73A quality front sprocket is critical to reliable power delivery and chain longevity in any performance build. JT's 17-tooth front sprocket combines OEM-proven engineering with premium materials and heat-treatment to handle the demands of high-RPM riding...12121239- SKU:
- 12121239
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- MATERIAL:
- RUBBER
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- CHAIN SIZE:
- 530
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 17
$19.73 -
JT SPROCKETS Sprocket - Front - Kawasaki - 15-Tooth JTF1535.15RB
JT SPROCKETS
$21.33Computer-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 meets or exceeds the highest possible quality...12121240- SKU:
- 12121240
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- CHAIN SIZE:
- 525
- MATERIAL:
- RUBBER
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 15
$21.33 -
JT SPROCKETS Sprocket - Front - Kawasaki - 14-Tooth JTF1539.14RB
JT SPROCKETS
$18.13A quality front sprocket is fundamental to reliable power delivery and chain longevity. JT's rubber-cushioned design absorbs chain impact that would otherwise accelerate wear on both sprocket teeth and your drive train. This 14-tooth sprocket delivers...12121246- SKU:
- 12121246
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MATERIAL:
- RUBBER
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 14
- UNITS:
- EACH
$18.13 -
SUPERSPROX Countershaft Sprocket - 14-Tooth CST-4054-14-2
SUPERSPROX
$34.95Made from SCM-435 carbon-free steel and impregnated to guarantee zero breaking risk and extended sprocket life, Ultra-hard surface layer (.5mm) reduces friction to prevent power loss caused by chain drag, Fully lightened with radial holes for off-road...12121363- SKU:
- 12121363
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- CHAIN SIZE:
- 525
- UNITS:
- EACH
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 14
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
$34.95 -
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-4054-15-2
SUPERSPROX
$34.95A countershaft sprocket is your direct link between engine power and wheel acceleration—get this wrong, and you're leaving performance on the table. The SUPERSPROX CST-4054-15-2 is factory-spec equipment trusted by racing teams because it eliminates...12121364- SKU:
- 12121364
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- CHAIN SIZE:
- 525
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 15
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
$34.95 -
SUPERSPROX Countershaft Sprocket - 14-Tooth CST4054520-14-2
SUPERSPROX
$34.95Made from SCM-435 carbon-free steel and impregnated to guarantee zero breaking risk and extended sprocket life, Ultra-hard surface layer (.5mm) reduces friction to prevent power loss caused by chain drag, Fully lightened with radial holes for off-road...12121365- SKU:
- 12121365
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- CHAIN SIZE:
- 520
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 14
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
$34.95 -
SUPERSPROX Countershaft Sprocket - 16-Tooth CST-1586-16-2
SUPERSPROX
$29.95If you're running a countershaft sprocket that can't handle the demands of high-RPM acceleration or sustained off-road conditions, you're losing power and risking catastrophic failure mid-race. The SUPERSPROX 16-Tooth Countershaft Sprocket delivers...12121341- SKU:
- 12121341
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 525
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- MATERIAL:
- STEEL
- UNITS:
- EACH
$29.95 -
SUPERSPROX Countershaft Sprocket - 16-Tooth CST-513-16-2
SUPERSPROX
$29.95Made from SCM-435 carbon-free steel and impregnated to guarantee zero breaking risk and extended sprocket life, Ultra-hard surface layer (.5mm) reduces friction to prevent power loss caused by chain drag, Fully lightened with radial holes for off-road...12121379- SKU:
- 12121379
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- CHAIN SIZE:
- 530
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
$29.95 -
SUPERSPROX Countershaft Sprocket - 17-Tooth CST-513-17-2
SUPERSPROX
$29.95A countershaft sprocket is your direct link between engine power and tire traction—get the wrong one, and you'll lose efficiency through chain drag and premature wear. The SUPERSPROX CST-513-17-2 is engineered with factory racing specifications,...12121380- SKU:
- 12121380
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 17
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 530
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- UNITS:
- EACH
$29.95Qty in Cart: 0Quantity:Price:$29.95Subtotal: -
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-520-15-2
SUPERSPROX
$29.95Made from SCM-435 carbon-free steel and impregnated to guarantee zero breaking risk and extended sprocket life, Ultra-hard surface layer (.5mm) reduces friction to prevent power loss caused by chain drag, Fully lightened with radial holes for off-road...12121383- SKU:
- 12121383
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- UNITS:
- EACH
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 15
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 525
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
$29.95 -
SUPERSPROX Countershaft Sprocket - 16-Tooth CST-520-16-2
SUPERSPROX
$29.95A worn or inadequate countershaft sprocket is a direct pipeline to power loss and premature chain wear—two problems that cost serious money in downtime and replacement parts. The SUPERSPROX CST-520-16-2 is engineered from SCM-435 carbon-free steel with a...12121384- SKU:
- 12121384
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- CHAIN SIZE:
- 525
- UNITS:
- EACH
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
$29.95Qty in Cart: 0Quantity:Price:$29.95Subtotal: -
SUPERSPROX Countershaft Sprocket - 17-Tooth CST-520-17-2
SUPERSPROX
$29.95A countershaft sprocket is the foundation of your drivetrain's efficiency—undersized teeth wear prematurely, and inferior materials rob you of power through chain drag and flex. The SUPERSPROX CST-520-17-2 eliminates both problems with factory-spec...12121385- SKU:
- 12121385
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 17
- TYPE:
- COUNTERSHAFT
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
$29.95 -
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-578-15-2
SUPERSPROX
$24.95Made from SCM-435 carbon-free steel and impregnated to guarantee zero breaking risk and extended sprocket life, Ultra-hard surface layer (.5mm) reduces friction to prevent power loss caused by chain drag, Fully lightened with radial holes for off-road...12121394- SKU:
- 12121394
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TYPE:
- COUNTERSHAFT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 15
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$24.95Qty in Cart: 0Quantity:Price:$24.95Subtotal: -
SUPERSPROX Countershaft Sprocket - 16-Tooth CST-578-16-2
SUPERSPROX
$29.95Made from SCM-435 carbon-free steel and impregnated to guarantee zero breaking risk and extended sprocket life, Ultra-hard surface layer (.5mm) reduces friction to prevent power loss caused by chain drag, Fully lightened with radial holes for off-road...12121395- SKU:
- 12121395
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
$29.95 -
SUPERSPROX Countershaft Sprocket - 14-Tooth CST-516-14-2
SUPERSPROX
$29.95A worn or inadequate countershaft sprocket robs your engine of power through chain drag and accelerates drivetrain wear. The SUPERSPROX 14-Tooth Countershaft Sprocket delivers the precision and durability of factory racing components, with a hardened...12121442- SKU:
- 12121442
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 14
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
$29.95 -
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-516-15-2
SUPERSPROX
$29.95A countershaft sprocket is where power transfer begins—a weak link here means chain slip, missed shifts, and lost acceleration. The SUPERSPROX CST-516-15-2 is engineered to eliminate that vulnerability with factory racing-grade materials and precision...12121443- SKU:
- 12121443
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 15
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
$29.95
