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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
  • PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 26-2137-16

    PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 26-2137-16

    PARTS UNLIMITED

    $24.43
    PARTS UNLIMITED Countershaft Sprocket 16-Tooth 26-2137-16All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    12121414
    SKU:
    12121414
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    MATERIAL:
    STEEL
    TOOTH COUNT:
    16
    CHAIN SIZE:
    520
    COLOR/FINISH:
    RAW
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    $24.43
    Qty in Cart: 0
    Quantity:
    Price:
    $24.43
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 26-2136-15

    PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 26-2136-15

    PARTS UNLIMITED

    $11.17
    PARTS UNLIMITED Countershaft Sprocket 15-Tooth 26-2136-15All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    12121415
    SKU:
    12121415
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    MATERIAL:
    STEEL
    TOOTH COUNT:
    15
    CHAIN SIZE:
    525
    UNITS:
    EACH
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    COLOR/FINISH:
    RAW
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    $11.17
    Qty in Cart: 0
    Quantity:
    Price:
    $11.17
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 17-Tooth 26-2136-17

    PARTS UNLIMITED Countershaft Sprocket - 17-Tooth 26-2136-17

    PARTS UNLIMITED

    $12.19
    PARTS UNLIMITED Countershaft Sprocket 17-Tooth 26-2136-17All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    12121416
    SKU:
    12121416
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    CHAIN SIZE:
    525
    UNITS:
    EACH
    COLOR/FINISH:
    RAW
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    17
    TYPE:
    COUNTERSHAFT
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    $12.19
    Qty in Cart: 0
    Quantity:
    Price:
    $12.19
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 14 Tooth 26-3162-14

    PARTS UNLIMITED Countershaft Sprocket - 14 Tooth 26-3162-14

    PARTS UNLIMITED

    $14.23
    PARTS UNLIMITED Countershaft Sprocket 14 Tooth 26-3162-14All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    12121417
    SKU:
    12121417
    Availability:
    Ships Same Business Day
    Weight:
    0.43 LBS
    TOOTH COUNT:
    14
    CHAIN SIZE:
    525
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    COLOR/FINISH:
    RAW
    RIDING STYLE:
    STREET
    $14.23
    Qty in Cart: 0
    Quantity:
    Price:
    $14.23
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 26-3162-15

    PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 26-3162-15

    PARTS UNLIMITED

    $14.23
    PARTS UNLIMITED Countershaft Sprocket 15-Tooth 26-3162-15All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    12121418
    SKU:
    12121418
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    CHAIN SIZE:
    525
    COLOR/FINISH:
    RAW
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    UNITS:
    EACH
    TOOTH COUNT:
    15
    $14.23
    Qty in Cart: 0
    Quantity:
    Price:
    $14.23
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 16-Tooth D26-3169-16

    PARTS UNLIMITED Countershaft Sprocket - 16-Tooth D26-3169-16

    PARTS UNLIMITED

    $15.25
    PARTS UNLIMITED Countershaft Sprocket 16-Tooth D26-3169-16All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    12121419
    SKU:
    12121419
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    COLOR/FINISH:
    RAW
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    16
    TYPE:
    COUNTERSHAFT
    RIDING STYLE:
    STREET
    CHAIN SIZE:
    530
    MATERIAL:
    STEEL
    UNITS:
    EACH
    $15.25
    Qty in Cart: 0
    Quantity:
    Price:
    $15.25
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 17-Tooth D26-3169-17

    PARTS UNLIMITED Countershaft Sprocket - 17-Tooth D26-3169-17

    PARTS UNLIMITED

    $16.27
    PARTS UNLIMITED Countershaft Sprocket 17-Tooth D26-3169-17All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    12121420
    SKU:
    12121420
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    COLOR/FINISH:
    RAW
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    TOOTH COUNT:
    17
    CHAIN SIZE:
    530
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    PRODUCT NAME:
    SPROCKET
    $16.27
    Qty in Cart: 0
    Quantity:
    Price:
    $16.27
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 5SL-17460-0015

    PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 5SL-17460-0015

    PARTS UNLIMITED

    $19.95
    PARTS UNLIMITED Countershaft Sprocket 15-Tooth 5SL-17460-0015All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    12120348
    SKU:
    12120348
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    COLOR/FINISH:
    RAW
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    TOOTH COUNT:
    15
    PRODUCT NAME:
    SPROCKET
    CHAIN SIZE:
    532
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 4XV-17460-0016

    PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 4XV-17460-0016

    PARTS UNLIMITED

    $18.31
    PARTS UNLIMITED Countershaft Sprocket 16-Tooth 4XV-17460-0016All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    12120351
    SKU:
    12120351
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    COLOR/FINISH:
    RAW
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    CHAIN SIZE:
    530
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    UNITS:
    EACH
    TOOTH COUNT:
    16
    $18.31
    Qty in Cart: 0
    Quantity:
    Price:
    $18.31
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 4XV-17460-52015

    PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 4XV-17460-52015

    PARTS UNLIMITED

    $15.25
    PARTS UNLIMITED Countershaft Sprocket 15-Tooth 4XV-17460-52015All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    12120352
    SKU:
    12120352
    Availability:
    Ships Same Business Day
    Weight:
    0.39 LBS
    COLOR/FINISH:
    RAW
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    15
    MATERIAL:
    STEEL
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $15.25
    Subtotal:
  • On Sale
    PARTS UNLIMITED Countershaft Sprocket - 17-Tooth 4XV-17460-52017

    PARTS UNLIMITED Countershaft Sprocket - 17-Tooth 4XV-17460-52017

    PARTS UNLIMITED

    MSRP: $22.95
    Now: $15.00
    Was: $22.95
    PARTS UNLIMITED Countershaft Sprocket 17-Tooth 4XV-17460-52017All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    12120354
    SKU:
    12120354
    Availability:
    Ships Same Business Day
    Weight:
    0.52 LBS
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    CHAIN SIZE:
    520
    COLOR/FINISH:
    RAW
    TOOTH COUNT:
    17
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    MSRP: $22.95
    Now: $15.00
    Was: $22.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $22.95
    Now: $15.00
    Was: $22.95
    Subtotal:
  • VORTEX Front Sprocket - Silver - 15-Tooth 2917-15

    VORTEX Front Sprocket - Silver - 15-Tooth 2917-15

    VORTEX

    $43.95
    VORTEX Front Sprocket Silver 15-Tooth 2917-15Steel front sprockets are precision-manufactured and induction-hardened to precise tolerances to improve consistency and provide a stronger, quieter and longer-lasting sprocket, Plated to resist corrosion
    12120407
    SKU:
    12120407
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    TOOTH COUNT:
    15
    UNITS:
    EACH
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    $43.95
    Qty in Cart: 0
    Quantity:
    Price:
    $43.95
    Subtotal:
  • VORTEX Front Sprocket - 17-Tooth 3291-17

    VORTEX Front Sprocket - 17-Tooth 3291-17

    VORTEX

    $36.95
    VORTEX Front Sprocket 17-Tooth 3291-17Steel front sprockets are precision-manufactured and induction-hardened to precise tolerances to improve consistency and provide a stronger, quieter and longer-lasting sprocket, Plated to resist corrosion
    12121176
    SKU:
    12121176
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    TOOTH COUNT:
    17
    CHAIN SIZE:
    520
    COLOR/FINISH:
    NATURAL
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    $36.95
    Qty in Cart: 0
    Quantity:
    Price:
    $36.95
    Subtotal:
  • VORTEX Front Sprocket - 15-Tooth 3264-15

    VORTEX Front Sprocket - 15-Tooth 3264-15

    VORTEX

    $23.95
    VORTEX Front Sprocket 15-Tooth 3264-15Steel front sprockets are precision-manufactured and induction-hardened to precise tolerances to improve consistency and provide a stronger, quieter and longer-lasting sprocket, Plated to resist corrosion
    12121144
    SKU:
    12121144
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    15
    UNITS:
    EACH
    $23.95
    Qty in Cart: 0
    Quantity:
    Price:
    $23.95
    Subtotal:
  • VORTEX Front Sprocket - 17-Tooth 3567-17

    VORTEX Front Sprocket - 17-Tooth 3567-17

    VORTEX

    $36.95
    VORTEX Front Sprocket 17-Tooth 3567-17Steel front sprockets are precision-manufactured and induction-hardened to precise tolerances to improve consistency and provide a stronger, quieter and longer-lasting sprocket, Plated to resist corrosion
    12121544
    SKU:
    12121544
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    17
    Qty in Cart: 0
    Quantity:
    Price:
    $36.95
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 23801-MAS-000

    PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 23801-MAS-000

    PARTS UNLIMITED

    $22.39
    PARTS UNLIMITED Countershaft Sprocket 16-Tooth 23801-MAS-000All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    K222892
    SKU:
    K222892
    Availability:
    Ships Same Business Day
    Weight:
    0.58 LBS
    CHAIN SIZE:
    525
    PRODUCT NAME:
    SPROCKET
    COLOR/FINISH:
    RAW
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    TOOTH COUNT:
    16
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    $22.39
    Qty in Cart: 0
    Quantity:
    Price:
    $22.39
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 27510-20A10

    PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 27510-20A10

    PARTS UNLIMITED

    $11.17
    PARTS UNLIMITED Countershaft Sprocket 16-Tooth 27510-20A10All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    K222893
    SKU:
    K222893
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    CHAIN SIZE:
    525
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    RAW
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    16
    TYPE:
    COUNTERSHAFT
    MATERIAL:
    STEEL
    UNITS:
    EACH
    $11.17
    Qty in Cart: 0
    Quantity:
    Price:
    $11.17
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 23801-MBA-00016

    PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 23801-MBA-00016

    PARTS UNLIMITED

    $21.37
    PARTS UNLIMITED Countershaft Sprocket 16-Tooth 23801-MBA-00016All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    12120327
    SKU:
    12120327
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    CHAIN SIZE:
    525
    UNITS:
    EACH
    COLOR/FINISH:
    RAW
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    16
    TYPE:
    COUNTERSHAFT
    $21.37
    Qty in Cart: 0
    Quantity:
    Price:
    $21.37
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 23801-MAS-52015

    PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 23801-MAS-52015

    PARTS UNLIMITED

    $20.35
    PARTS UNLIMITED Countershaft Sprocket 15-Tooth 23801-MAS-52015All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    12120333
    SKU:
    12120333
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    UNITS:
    EACH
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    RAW
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    TYPE:
    COUNTERSHAFT
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    15
    $20.35
    Qty in Cart: 0
    Quantity:
    Price:
    $20.35
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 23801-MAS-52016

    PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 23801-MAS-52016

    PARTS UNLIMITED

    $21.37
    PARTS UNLIMITED Countershaft Sprocket 16-Tooth 23801-MAS-52016All our front sprockets are manufactured to OEM specs using high-grade hardened steel for long life, All match original equipment exactly and feature precision-machined splines and teeth for a...
    12120334
    SKU:
    12120334
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    CHAIN SIZE:
    520
    COLOR/FINISH:
    RAW
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    TOOTH COUNT:
    16
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $21.37
    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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