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
-
On Sale
JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF546.12
JT SPROCKETS
MSRP: $6.53Now: $5.81Was: $6.53A properly sized counter shaft sprocket is critical for optimal power delivery and engine responsiveness in your racing application. The JT Sprockets 12-tooth design gives you aggressive acceleration...JTF54612- SKU:
- JTF54612
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 12
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 420
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
MSRP: $6.53Now: $5.81Was: $6.53 -
On Sale
JT SPROCKETS Sprocket - Front - Suzuki/Yamaha - 18-Tooth JTF513.18RB
JT SPROCKETS
MSRP: $15.35Now: $13.66Was: $15.35A worn or incorrectly sized front sprocket will destroy chain life and compromise acceleration response. The JT Sprockets 18-tooth front sprocket delivers OEM-proven damping technology that absorbs...12121270- SKU:
- 12121270
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- MATERIAL:
- RUBBER
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 530
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 18
MSRP: $15.35Now: $13.66Was: $15.35Qty in Cart: 0Quantity:Price:MSRP: $15.35Now: $13.66Was: $15.35Subtotal: -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF569.17
JT SPROCKETS
MSRP: $11.60Now: $10.32Was: $11.60A properly sized front sprocket is critical to your bike's acceleration, top speed, and overall drivetrain efficiency. The JT SPROCKETS 17-tooth counter shaft sprocket delivers the precision...JTF56917- SKU:
- JTF56917
- Availability:
- Ships Same Business Day
- Weight:
- 0.49 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 17
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
MSRP: $11.60Now: $10.32Was: $11.60 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF582.16
JT SPROCKETS
MSRP: $22.55Now: $20.07Was: $22.55A properly matched counter shaft sprocket is critical to your transmission's efficiency and overall drivetrain performance. The JT Sprockets 16-tooth design delivers optimal gear ratios for...JTF58216- SKU:
- JTF58216
- Availability:
- Ships Same Business Day
- Weight:
- 0.53 LBS
- MATERIAL:
- STEEL
- UNITS:
- EACH
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MODEL:
- YAMAHA
- TOOTH COUNT:
- 16
MSRP: $22.55Now: $20.07Was: $22.55Qty in Cart: 0Quantity:Price:MSRP: $22.55Now: $20.07Was: $22.55Subtotal: -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF508.15
JT SPROCKETS
MSRP: $15.80Now: $14.06Was: $15.80Counter shaft sprockets are critical to your bike's acceleration and throttle response—get it wrong, and you're fighting poor engagement and premature wear. The JT Sprockets 15-Tooth Counter Shaft...12120676- SKU:
- 12120676
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 530
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- UNITS:
- EACH
- MODEL:
- KAWASAKI
- TOOTH COUNT:
- 15
MSRP: $15.80Now: $14.06Was: $15.80Qty in Cart: 0Quantity:Price:MSRP: $15.80Now: $14.06Was: $15.80Subtotal: -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF518.14
JT SPROCKETS
MSRP: $17.05Now: $15.17Was: $17.05The JT SPROCKETS Counter Shaft Sprocket delivers precision engineering where it matters most—at the heart of your drivetrain. Computer-designed for optimal strength-to-weight ratio, this 14-tooth...12120679- SKU:
- 12120679
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- COLOR/FINISH:
- SILVER
- TOOTH COUNT:
- 14
- CHAIN SIZE:
- 630
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
MSRP: $17.05Now: $15.17Was: $17.05Qty in Cart: 0Quantity:Price:MSRP: $17.05Now: $15.17Was: $17.05Subtotal: -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF516.16
JT SPROCKETS
MSRP: $15.03Now: $13.38Was: $15.03Computer-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...12120189- SKU:
- 12120189
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- PRODUCT NAME:
- SPROCKET
MSRP: $15.03Now: $13.38Was: $15.03 -
On Sale
JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF569.16
JT SPROCKETS
MSRP: $11.60Now: $10.32Was: $11.60A properly sized counter shaft sprocket is critical for achieving your target gear ratio and maintaining optimal power delivery across the RPM band. The JT Sprockets 16-tooth counter shaft sprocket...JTF56916- SKU:
- JTF56916
- Availability:
- Ships Same Business Day
- Weight:
- 0.43 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TOOTH COUNT:
- 16
- CHAIN SIZE:
- 520
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
MSRP: $11.60Now: $10.32Was: $11.60 -
On Sale
JT SPROCKETS Sprocket - Countershaft - Honda - 15 Tooth JTF278.15
JT SPROCKETS
MSRP: $13.53Now: $12.04Was: $13.53A lightweight countershaft sprocket engineered for precision and durability in high-demand racing applications. JT's computer-optimized design delivers ultimate strength without unnecessary weight,...12121295- SKU:
- 12121295
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- TOOTH COUNT:
- 15
- CHAIN SIZE:
- 530
- MATERIAL:
- CHROMOLY STEEL
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
MSRP: $13.53Now: $12.04Was: $13.53 -
Sunstar 15 Tooth Front Sprocket for 2006-2008 Honda TRX400EX 35615
SUNSTAR SPROCKETS
$34.95A worn or incorrect front sprocket directly impacts your TRX400EX's acceleration, top-end performance, and drivetrain longevity. The Sunstar 15-tooth front sprocket restores factory-spec engagement...35615- SKU:
- 35615
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- UNITS:
- EACH
- RIDING STYLE:
- ATV
- TYPE:
- COUNTERSHAFT
- CHAIN SIZE:
- 520
- COLOR/FINISH:
- BLACK
- TOOTH COUNT:
- 15
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
$34.95Qty in Cart: 0Quantity:Price:$34.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-249-15-2
SUPERSPROX
MSRP: $19.95Now: $16.96Was: $19.95A countershaft sprocket is your direct connection to reliable power delivery—and this SUPERSPROX 15-tooth unit is engineered to handle the demands of competitive racing and aggressive riding without...12121726- SKU:
- 12121726
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 15
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 420
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
MSRP: $19.95Now: $16.96Was: $19.95Qty in Cart: 0Quantity:Price:MSRP: $19.95Now: $16.96Was: $19.95Subtotal: -
On Sale
JT SPROCKETS Sprocket - Front - Kawasaki - 16-Tooth JTF1536.16RB
JT SPROCKETS
MSRP: $16.58Now: $14.76Was: $16.58A worn or incorrect front sprocket compromises your bike's acceleration, chain longevity, and overall drivetrain efficiency. The JT Sprockets 16-tooth front sprocket delivers OEM-equivalent...12121241- SKU:
- 12121241
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MATERIAL:
- RUBBER
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TOOTH COUNT:
- 16
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- UNITS:
- EACH
MSRP: $16.58Now: $14.76Was: $16.58 -
On Sale
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-4041-15-2
SUPERSPROX
MSRP: $34.95Now: $29.71Was: $34.95A countershaft sprocket is only as strong as its material composition and surface treatment—and this is where SUPERSPROX separates itself from the competition. The CST-4041-15-2 is engineered with...12121362- SKU:
- 12121362
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- CHAIN SIZE:
- 520
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- TOOTH COUNT:
- 15
MSRP: $34.95Now: $29.71Was: $34.95Qty in Cart: 0Quantity:Price:MSRP: $34.95Now: $29.71Was: $34.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 16-Tooth CST-1581-16-2
SUPERSPROX
MSRP: $24.95Now: $21.21Was: $24.95Chain wear and power loss at the countershaft are silent performance killers on both dirt and street applications. The SUPERSPROX 16-tooth countershaft sprocket eliminates these issues with...12121340- SKU:
- 12121340
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- CHAIN SIZE:
- 520
- TOOTH COUNT:
- 16
MSRP: $24.95Now: $21.21Was: $24.95 -
On Sale
SUPERSPROX Countershaft Sprocket - 16-Tooth CST-579-16-2
SUPERSPROX
MSRP: $34.95Now: $29.71Was: $34.95If you're running a countershaft sprocket that's slowing you down through friction loss or wearing prematurely under aggressive riding, you're leaving performance on the table. The SUPERSPROX...12121396- SKU:
- 12121396
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 530
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 16
- TYPE:
- COUNTERSHAFT
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
MSRP: $34.95Now: $29.71Was: $34.95Qty in Cart: 0Quantity:Price:MSRP: $34.95Now: $29.71Was: $34.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 17-Tooth CST-1180-17-2
SUPERSPROX
MSRP: $29.95Now: $25.46Was: $29.95A worn or undersized countershaft sprocket robs power, increases chain wear, and limits your engine's ability to deliver torque efficiently to the rear wheel. The SUPERSPROX 17-tooth countershaft...12121448- SKU:
- 12121448
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- UNITS:
- EACH
- CHAIN SIZE:
- 530
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 17
- TYPE:
- COUNTERSHAFT
MSRP: $29.95Now: $25.46Was: $29.95Qty in Cart: 0Quantity:Price:MSRP: $29.95Now: $25.46Was: $29.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-1591-15-2
SUPERSPROX
MSRP: $29.95Now: $25.46Was: $29.95A countershaft sprocket is your direct connection to engine power delivery—choose one designed for racing, and you eliminate efficiency losses that cost you acceleration and chain life. The...12121450- SKU:
- 12121450
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- CHAIN SIZE:
- 525
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 15
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
MSRP: $29.95Now: $25.46Was: $29.95 -
On Sale
SUPERSPROX Countershaft Sprocket - 16-Tooth CST-1591-16-2
SUPERSPROX
MSRP: $29.95Now: $25.46Was: $29.95A countershaft sprocket is only as good as its durability under load, and factory racing teams don't compromise on this component—neither should you. The SUPERSPROX CST-1591-16-2 delivers the...12121451- SKU:
- 12121451
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- CHAIN SIZE:
- 525
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- TOOTH COUNT:
- 16
MSRP: $29.95Now: $25.46Was: $29.95Qty in Cart: 0Quantity:Price:MSRP: $29.95Now: $25.46Was: $29.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-1370-15-2
SUPERSPROX
MSRP: $29.95Now: $25.46Was: $29.95Countershaft sprockets endure extreme stress and chain drag that drain power and shorten component lifespan—especially in demanding off-road and racing conditions. The SUPERSPROX 15-tooth...12121422- SKU:
- 12121422
- Availability:
- Ships Same Business Day
- Weight:
- 0.46 LBS
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- SPROCKET
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- CHAIN SIZE:
- 525
- TOOTH COUNT:
- 15
MSRP: $29.95Now: $25.46Was: $29.95Qty in Cart: 0Quantity:Price:MSRP: $29.95Now: $25.46Was: $29.95Subtotal: -
On Sale
SUPERSPROX Countershaft Sprocket - 15-Tooth CST-513-15-2
SUPERSPROX
MSRP: $34.95Now: $29.71Was: $34.95A countershaft sprocket that fails mid-race costs you more than parts—it costs you podium finishes. The SUPERSPROX CST-513-15-2 is built from SCM-435 carbon-free steel with a hardened surface layer...12121430- SKU:
- 12121430
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 15
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 530
- TYPE:
- COUNTERSHAFT
- UNITS:
- EACH
- PRODUCT NAME:
- SPROCKET
MSRP: $34.95Now: $29.71Was: $34.95Qty in Cart: 0Quantity:Price:MSRP: $34.95Now: $29.71Was: $34.95Subtotal:
