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Street Bike Countershaft Sprockets - Steel

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

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
  • JT SPROCKETS Sprocket - Counter-Shaft - Yamaha - 15-Tooth JTF1591.15

    JT SPROCKETS Sprocket - Counter-Shaft - Yamaha - 15-Tooth JTF1591.15

    JT SPROCKETS

    $17.43
    A counter-shaft sprocket is critical to your drivetrain's efficiency and longevity. The JT Sprockets 15-tooth counter-shaft sprocket delivers the precision engineering and durability that professional racers and serious enthusiasts demand, engineered to...
    12121291
    SKU:
    12121291
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    COLOR/FINISH:
    NATURAL
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    MATERIAL:
    STEEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TOOTH COUNT:
    15
    CHAIN SIZE:
    525
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    $17.43
    Qty in Cart: 0
    Quantity:
    Price:
    $17.43
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF736.14

    JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF736.14

    JT SPROCKETS

    $25.60
    A counter shaft sprocket is critical to your bike's acceleration and top-end performance—get the wrong tooth count, and you're either bogging down your engine or leaving power on the table. The JT Sprockets 14-tooth counter shaft sprocket is...
    JTF73614
    SKU:
    JTF73614
    Availability:
    Ships Same Business Day
    Weight:
    0.59 LBS
    UNITS:
    EACH
    CHAIN SIZE:
    520
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    TYPE:
    COUNTERSHAFT
    MODEL:
    DUCATI
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    14
    $25.60
    Qty in Cart: 0
    Quantity:
    Price:
    $25.60
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF736.15

    JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF736.15

    JT SPROCKETS

    $25.60
    Counter shaft sprockets are critical to your transmission's efficiency and durability—the right tooth count directly impacts your power delivery, acceleration, and overall drivetrain reliability. The JT Sprockets 15-tooth option delivers...
    JTF73615
    SKU:
    JTF73615
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    TOOTH COUNT:
    15
    CHAIN SIZE:
    520
    MODEL:
    DUCATI
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    $25.60
    Qty in Cart: 0
    Quantity:
    Price:
    $25.60
    Subtotal:
  • JT SPROCKETS Countershaft Sprocket - 16 Tooth JTF1591.16

    JT SPROCKETS Countershaft Sprocket - 16 Tooth JTF1591.16

    JT SPROCKETS

    $18.50
    A properly sized countershaft sprocket is critical to maintaining optimal power delivery and engine efficiency across your RPM range. This 16-tooth JT Sprocket delivers the precision engineering and durability required for consistent performance, whether...
    12120554
    SKU:
    12120554
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    MATERIAL:
    STEEL
    MODEL:
    YAMAHA
    TOOTH COUNT:
    16
    COLOR/FINISH:
    NATURAL
    CHAIN SIZE:
    525
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    $18.50
    Qty in Cart: 0
    Quantity:
    Price:
    $18.50
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF259.17

    JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF259.17

    JT SPROCKETS

    $7.20
    A worn or undersized counter shaft sprocket directly impacts your engine's power delivery and acceleration response. The JT Sprockets 17-Tooth Counter Shaft Sprocket is computer-designed to maximize strength while minimizing rotational mass, giving you...
    12120559
    SKU:
    12120559
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    MATERIAL:
    STEEL
    MODEL:
    HONDA
    MOUNTING POSITION:
    FRONT
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    17
    PRODUCT NAME:
    SPROCKET
    CHAIN SIZE:
    428
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    $7.20
    Qty in Cart: 0
    Quantity:
    Price:
    $7.20
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF520.14

    JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF520.14

    JT SPROCKETS

    $12.75
    A worn or undersized counter shaft sprocket directly impacts your engine's power delivery and overall drivetrain efficiency. The JT Sprockets 14-Tooth Counter Shaft Sprocket delivers the precision engineering and durability you need to maximize...
    12120594
    SKU:
    12120594
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    CHAIN SIZE:
    525
    TOOTH COUNT:
    14
    UNITS:
    EACH
    $12.75
    Qty in Cart: 0
    Quantity:
    Price:
    $12.75
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF270.15

    JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF270.15

    JT SPROCKETS

    $13.78
    A properly sized counter shaft sprocket is critical to your bike's acceleration, top-end performance, and drivetrain longevity. The JT 15-tooth sprocket delivers computer-optimized geometry and premium materials to maximize power transfer while...
    12120680
    SKU:
    12120680
    Availability:
    Ships Same Business Day
    Weight:
    0.44 LBS
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    MATERIAL:
    STEEL
    MODEL:
    HONDA
    TOOTH COUNT:
    15
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    $13.78
    Qty in Cart: 0
    Quantity:
    Price:
    $13.78
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF423.17

    JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF423.17

    JT SPROCKETS

    $17.68
    A properly sized counter shaft sprocket is critical for optimizing your bike's power delivery and acceleration characteristics. The JT Sprockets 17-tooth sprocket delivers the precision engineering and durability that professional racers and serious...
    12120683
    SKU:
    12120683
    Availability:
    Ships Same Business Day
    Weight:
    0.61 LBS
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    17
    TYPE:
    COUNTERSHAFT
    CHAIN SIZE:
    530
    MATERIAL:
    STEEL
    MODEL:
    SUZUKI
    MOUNTING POSITION:
    FRONT
    $17.68
    Qty in Cart: 0
    Quantity:
    Price:
    $17.68
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 18-Tooth JTF423.18

    JT SPROCKETS Counter Shaft Sprocket - 18-Tooth JTF423.18

    JT SPROCKETS

    $17.68
    A worn or incorrect counter shaft sprocket directly impacts throttle response, acceleration consistency, and overall drivetrain efficiency. The JT Sprockets 18-Tooth Counter Shaft Sprocket delivers the precision engineering and durability required for...
    12120684
    SKU:
    12120684
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    CHAIN SIZE:
    530
    TOOTH COUNT:
    18
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    MODEL:
    SUZUKI
    UNITS:
    EACH
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    $17.68
    Qty in Cart: 0
    Quantity:
    Price:
    $17.68
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1539.14

    JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1539.14

    JT SPROCKETS

    $15.40
    A counter shaft sprocket is critical to your bike's power delivery and acceleration characteristics—the right tooth count directly impacts your engine's ability to transfer torque efficiently to the rear wheel. The JT Sprockets 14-tooth counter shaft...
    12120687
    SKU:
    12120687
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    UNITS:
    EACH
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    COLOR/FINISH:
    NATURAL
    MODEL:
    KAWASAKI
    TOOTH COUNT:
    14
    $15.40
    Qty in Cart: 0
    Quantity:
    Price:
    $15.40
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF1537.17

    JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF1537.17

    JT SPROCKETS

    $18.83
    Computer-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...
    12120124
    SKU:
    12120124
    Availability:
    Ships Same Business Day
    Weight:
    0.56 LBS
    CHAIN SIZE:
    525
    PRODUCT NAME:
    SPROCKET
    MODEL:
    KAWASAKI
    MOUNTING POSITION:
    FRONT
    TOOTH COUNT:
    17
    TYPE:
    COUNTERSHAFT
    MATERIAL:
    CHROMOLY STEEL
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $18.83
    Qty in Cart: 0
    Quantity:
    Price:
    $18.83
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF1529.17

    JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF1529.17

    JT SPROCKETS

    $19.73
    Computer-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...
    12120174
    SKU:
    12120174
    Availability:
    Ships Same Business Day
    Weight:
    0.87 LBS
    CHAIN SIZE:
    530
    UNITS:
    EACH
    MATERIAL:
    STEEL
    MODEL:
    KAWASAKI
    MOUNTING POSITION:
    FRONT
    TOOTH COUNT:
    17
    TYPE:
    COUNTERSHAFT
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    SPROCKET
    $19.73
    Qty in Cart: 0
    Quantity:
    Price:
    $19.73
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF1579.17

    JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF1579.17

    JT SPROCKETS

    $20.35
    Computer-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...
    12120178
    SKU:
    12120178
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    17
    TYPE:
    COUNTERSHAFT
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    $20.35
    Qty in Cart: 0
    Quantity:
    Price:
    $20.35
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1581.14

    JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1581.14

    JT SPROCKETS

    $17.55
    Computer-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...
    12120179
    SKU:
    12120179
    Availability:
    Ships Same Business Day
    Weight:
    0.39 LBS
    MATERIAL:
    STEEL
    UNITS:
    EACH
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    TOOTH COUNT:
    14
    Qty in Cart: 0
    Quantity:
    Price:
    $17.55
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF1581.16

    JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF1581.16

    JT SPROCKETS

    $17.55
    Computer-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...
    12120181
    SKU:
    12120181
    Availability:
    Ships Same Business Day
    Weight:
    0.51 LBS
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    16
    TYPE:
    COUNTERSHAFT
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $17.55
    Qty in Cart: 0
    Quantity:
    Price:
    $17.55
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF259.16

    JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF259.16

    JT SPROCKETS

    $7.20
    Computer-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...
    12120183
    SKU:
    12120183
    Availability:
    Ships Same Business Day
    Weight:
    0.32 LBS
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    MATERIAL:
    STEEL
    MODEL:
    HONDA
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    CHAIN SIZE:
    428
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    16
    TYPE:
    COUNTERSHAFT
    $7.20
    Qty in Cart: 0
    Quantity:
    Price:
    $7.20
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF402.16

    JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF402.16

    JT SPROCKETS

    $17.23
    Computer-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...
    12120187
    SKU:
    12120187
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    MATERIAL:
    STEEL
    UNITS:
    EACH
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    16
    TYPE:
    COUNTERSHAFT
    $17.23
    Qty in Cart: 0
    Quantity:
    Price:
    $17.23
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 18-Tooth JTF513.18

    JT SPROCKETS Counter Shaft Sprocket - 18-Tooth JTF513.18

    JT SPROCKETS

    $15.35
    Computer-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...
    12120188
    SKU:
    12120188
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    TOOTH COUNT:
    18
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    CHAIN SIZE:
    530
    UNITS:
    EACH
    $15.35
    Qty in Cart: 0
    Quantity:
    Price:
    $15.35
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF579.15

    JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF579.15

    JT SPROCKETS

    $16.30
    Computer-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...
    12120192
    SKU:
    12120192
    Availability:
    Ships Same Business Day
    Weight:
    0.54 LBS
    CHAIN SIZE:
    530
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    MATERIAL:
    STEEL
    MODEL:
    YAMAHA
    TOOTH COUNT:
    15
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    $16.30
    Qty in Cart: 0
    Quantity:
    Price:
    $16.30
    Subtotal:
  • JT SPROCKETS Countershaft Sprocket - 16 Tooth JTF704.16

    JT SPROCKETS Countershaft Sprocket - 16 Tooth JTF704.16

    JT SPROCKETS

    $25.13
    Computer-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...
    12120193
    SKU:
    12120193
    Availability:
    Ships Same Business Day
    Weight:
    0.59 LBS
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    16
    TYPE:
    COUNTERSHAFT
    MATERIAL:
    STEEL
    UNITS:
    EACH
    CHAIN SIZE:
    525
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    $25.13
    Qty in Cart: 0
    Quantity:
    Price:
    $25.13
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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