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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 - 14 Tooth 26-3162-14

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

    PARTS UNLIMITED

    $14.23
    All 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 perfect fit
    12121417
    SKU:
    12121417
    Availability:
    Ships Same Business Day
    Weight:
    0.44 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
    All 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 perfect fit
    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
    All 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 perfect fit
    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
    All 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 perfect fit
    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

    $15.25
    All 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 perfect fit
    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
    $15.25
    Qty in Cart: 0
    Quantity:
    Price:
    $15.25
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 4XV-17460-0016

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

    PARTS UNLIMITED

    $18.31
    All 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 perfect fit
    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:
  • VORTEX Front Sprocket - Silver - 15-Tooth 2917-15

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

    VORTEX

    $43.95
    Steel 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
    Steel 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
    Steel 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:
  • PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 23801-MAS-000

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

    PARTS UNLIMITED

    $22.39
    All 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 perfect fit
    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
    All 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 perfect fit
    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
    All 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 perfect fit
    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
    All 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 perfect fit
    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 - 14-Tooth 23801-MBN-67014

    PARTS UNLIMITED Countershaft Sprocket - 14-Tooth 23801-MBN-67014

    PARTS UNLIMITED

    $19.33
    All 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 perfect fit
    12120336
    SKU:
    12120336
    Availability:
    Ships Same Business Day
    Weight:
    0.53 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    14
    UNITS:
    EACH
    CHAIN SIZE:
    520
    COLOR/FINISH:
    RAW
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    $19.33
    Qty in Cart: 0
    Quantity:
    Price:
    $19.33
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 23801-MBN-67015

    PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 23801-MBN-67015

    PARTS UNLIMITED

    $20.35
    All 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 perfect fit
    12120337
    SKU:
    12120337
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    15
    UNITS:
    EACH
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    CHAIN SIZE:
    520
    COLOR/FINISH:
    RAW
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    $20.35
    Qty in Cart: 0
    Quantity:
    Price:
    $20.35
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 14-Tooth 13144-000714

    PARTS UNLIMITED Countershaft Sprocket - 14-Tooth 13144-000714

    PARTS UNLIMITED

    $8.11
    All 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 perfect fit
    12120338
    SKU:
    12120338
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    TOOTH COUNT:
    14
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    CHAIN SIZE:
    520
    COLOR/FINISH:
    RAW
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    $8.11
    Qty in Cart: 0
    Quantity:
    Price:
    $8.11
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 15-Tooth 5XV-17460-0015

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

    PARTS UNLIMITED

    $15.25
    All 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 perfect fit
    12120344
    SKU:
    12120344
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    CHAIN SIZE:
    520
    COLOR/FINISH:
    RAW
    TOOTH COUNT:
    15
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    $15.25
    Qty in Cart: 0
    Quantity:
    Price:
    $15.25
    Subtotal:
  • PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 5XV-17460-0016

    PARTS UNLIMITED Countershaft Sprocket - 16-Tooth 5XV-17460-0016

    PARTS UNLIMITED

    $17.29
    All 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 perfect fit
    12120345
    SKU:
    12120345
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    CHAIN SIZE:
    520
    COLOR/FINISH:
    RAW
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    16
    TYPE:
    COUNTERSHAFT
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    $17.29
    Qty in Cart: 0
    Quantity:
    Price:
    $17.29
    Subtotal:
  • VORTEX Front Sprocket - 16-Tooth 3523-16

    VORTEX Front Sprocket - 16-Tooth 3523-16

    VORTEX

    $42.95
    Steel 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
    12120413
    SKU:
    12120413
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    16
    TYPE:
    COUNTERSHAFT
    MOUNTING POSITION:
    FRONT
    $42.95
    Qty in Cart: 0
    Quantity:
    Price:
    $42.95
    Subtotal:
  • VORTEX Front Sprocket - 16-Tooth 3521-16

    VORTEX Front Sprocket - 16-Tooth 3521-16

    VORTEX

    $34.95
    Steel 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
    12120423
    SKU:
    12120423
    Availability:
    Ships Same Business Day
    Weight:
    0.56 LBS
    RIDING STYLE:
    STREET
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    16
    UNITS:
    EACH
    TYPE:
    COUNTERSHAFT
    $34.95
    Qty in Cart: 0
    Quantity:
    Price:
    $34.95
    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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