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Dirt Bike Front Sprockets

Dirt Bike Front Sprockets

Dirt Bike Front Sprockets

Dirt Bike Front Sprockets for Honda, Kawasaki & Yamaha: 11-14 Tooth Countershaft Sprockets at JJ Motorsports

Optimize your dirt bike's gearing and acceleration with premium front sprockets from JJ Motorsports, precision-machined for perfect chain fit, maximum strength, and long-lasting performance in motocross, enduro, and trail riding. Our selection includes lightweight steel and hardened countershaft sprockets in 11-14 tooth counts designed for reduced rotational mass, smoother power delivery, and customizable gear ratios. Compatible with top models like Honda XR250R, CRF, Kawasaki KX/KLX, and more, these high-quality sprockets from trusted brands ensure minimal wear on chains, improved throttle response, and reliability in dusty, high-load conditions. From JT Sprockets' computer-designed steel for OEM-spec durability to Moose Racing's CRMoly hardened options for extreme off-road use, fine-tune your final drive for tighter woods, faster tracks, or balanced trail riding with the right tooth count.

Shop brands like JT Sprockets and Moose Racing for race-proven quality. Explore related categories such as dirt bike rear sprockets for full kits or dirt bike drive chains for complete drivetrain upgrades.

Top Dirt Bike Front 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 Counter Shaft Sprocket - 15-Tooth JTF1901.15SC

    JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF1901.15SC

    JT SPROCKETS

    $18.30
    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...
    12120837
    SKU:
    12120837
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    15
    $18.30
    Qty in Cart: 0
    Quantity:
    Price:
    $18.30
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF558.15

    JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF558.15

    JT SPROCKETS

    $7.05
    A counter shaft sprocket is critical to your transmission's efficiency and acceleration response—the wrong tooth count creates power loss and shifts that feel sluggish. The JT Sprockets 15-tooth design delivers the optimal balance between engagement...
    JTF55815
    SKU:
    JTF55815
    Availability:
    Ships Same Business Day
    Weight:
    0.29 LBS
    MODEL:
    YAMAHA
    MOUNTING POSITION:
    FRONT
    TOOTH COUNT:
    15
    CHAIN SIZE:
    428
    PRODUCT NAME:
    SPROCKET
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    $7.05
    Qty in Cart: 0
    Quantity:
    Price:
    $7.05
    Subtotal:
  • JT SPROCKETS Sprocket - Countershaft - Kawasaki - 12 Tooth JTF1501.12

    JT SPROCKETS Sprocket - Countershaft - Kawasaki - 12 Tooth JTF1501.12

    JT SPROCKETS

    $8.30
    A properly sized countershaft sprocket is critical for achieving the correct final drive ratio and maximizing acceleration or top-end performance, depending on your gearing strategy. This 12-tooth JT sprocket delivers the durability and precision...
    12121290
    SKU:
    12121290
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    MATERIAL:
    CHROMOLY STEEL
    TOOTH COUNT:
    12
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    CHAIN SIZE:
    428
    UNITS:
    EACH
    $8.30
    Qty in Cart: 0
    Quantity:
    Price:
    $8.30
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF1309.13

    JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF1309.13

    JT SPROCKETS

    $13.60
    If you're chasing consistent power delivery and reliable engagement through gear changes, your counter shaft sprocket is critical to the equation. The JT Sprockets 13-tooth counter shaft sprocket is engineered for riders who demand precision—delivering...
    12120308
    SKU:
    12120308
    Availability:
    Ships Same Business Day
    Weight:
    0.32 LBS
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    ATV
    TOOTH COUNT:
    13
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    CHAIN SIZE:
    520
    $13.60
    Qty in Cart: 0
    Quantity:
    Price:
    $13.60
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF1323.13SC

    JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF1323.13SC

    JT SPROCKETS

    $16.75
    A precision-engineered counter shaft sprocket demands exacting tolerances and material integrity—especially when you're pushing engine performance to the edge. The JT Sprockets 13-tooth counter shaft sprocket delivers computer-optimized geometry that...
    12120503
    SKU:
    12120503
    Availability:
    Ships Same Business Day
    Weight:
    0.24 LBS
    MODEL:
    HONDA
    RIDING STYLE:
    OFF-ROAD
    CHAIN SIZE:
    520
    TYPE:
    COUNTERSHAFT
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    13
    UNITS:
    EACH
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    $16.75
    Qty in Cart: 0
    Quantity:
    Price:
    $16.75
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1323.14SC

    JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1323.14SC

    JT SPROCKETS

    $17.73
    Counter shaft sprockets are critical to your engine's power delivery and acceleration characteristics—choose the wrong tooth count and you'll sacrifice either top-end speed or low-end grunt. The JT Sprockets 14-tooth counter shaft sprocket is...
    12120504
    SKU:
    12120504
    Availability:
    Ships Same Business Day
    Weight:
    0.29 LBS
    CHAIN SIZE:
    520
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    MODEL:
    HONDA
    TOOTH COUNT:
    14
    $17.73
    Qty in Cart: 0
    Quantity:
    Price:
    $17.73
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF284.14SC

    JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF284.14SC

    JT SPROCKETS

    $16.80
    A lightweight front sprocket is critical to your bike's acceleration response and overall drivetrain efficiency. The JT Sprockets 14-tooth counter shaft sprocket delivers the strength-to-weight ratio you need for consistent, predictable performance...
    12120516
    SKU:
    12120516
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    MODEL:
    HONDA
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    14
    CHAIN SIZE:
    520
    TYPE:
    COUNTERSHAFT
    $16.80
    Qty in Cart: 0
    Quantity:
    Price:
    $16.80
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF1323.12

    JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF1323.12

    JT SPROCKETS

    $16.75
    A properly sized counter shaft sprocket is critical to your bike's acceleration, top-end performance, and drivetrain longevity. The JT Sprockets 12-tooth counter shaft sprocket delivers the strength and precision required for reliable power delivery,...
    12120217
    SKU:
    12120217
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    12
    $16.75
    Qty in Cart: 0
    Quantity:
    Price:
    $16.75
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF253.16

    JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF253.16

    JT SPROCKETS

    $6.53
    A worn or undersized counter shaft sprocket directly compromises your bike's acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 16-Tooth Counter Shaft Sprocket delivers computer-optimized geometry that maximizes power...
    12120226
    SKU:
    12120226
    Availability:
    Ships Same Business Day
    Weight:
    0.27 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    16
    TYPE:
    COUNTERSHAFT
    CHAIN SIZE:
    420
    MODEL:
    HONDA
    $6.53
    Qty in Cart: 0
    Quantity:
    Price:
    $6.53
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF1565.12

    JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF1565.12

    JT SPROCKETS

    $11.65
    A worn or undersized counter shaft sprocket directly impacts your bike's acceleration and overall drivetrain efficiency. The JT Sprockets 12-tooth counter shaft sprocket delivers computer-optimized tooth geometry and precision manufacturing to maximize...
    12120301
    SKU:
    12120301
    Availability:
    Ships Same Business Day
    Weight:
    0.18 LBS
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    TOOTH COUNT:
    12
    CHAIN SIZE:
    520
    TYPE:
    COUNTERSHAFT
    Qty in Cart: 0
    Quantity:
    Price:
    $11.65
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1256.14

    JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1256.14

    JT SPROCKETS

    $7.53
    Counter shaft sprockets are critical to your motorcycle's power delivery and acceleration characteristics. The JT 14-tooth delivers aggressive low-end response while maintaining durability under sustained high-RPM load—essential whether you're...
    JTF125614
    SKU:
    JTF125614
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    CHAIN SIZE:
    420
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    TOOTH COUNT:
    14
    MODEL:
    HONDA
    TYPE:
    COUNTERSHAFT
    $7.53
    Qty in Cart: 0
    Quantity:
    Price:
    $7.53
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF1256.15

    JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF1256.15

    JT SPROCKETS

    $7.53
    A precise counter shaft sprocket is fundamental to your motorcycle's power delivery and acceleration characteristics. The JT Sprockets 15-Tooth Counter Shaft Sprocket uses computer-optimized design to deliver maximum strength without unnecessary weight,...
    JTF125615
    SKU:
    JTF125615
    Availability:
    Ships Same Business Day
    Weight:
    0.24 LBS
    MODEL:
    HONDA
    TYPE:
    COUNTERSHAFT
    CHAIN SIZE:
    420
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    UNITS:
    EACH
    TOOTH COUNT:
    15
    RIDING STYLE:
    OFF-ROAD
    $7.53
    Qty in Cart: 0
    Quantity:
    Price:
    $7.53
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF1336.13

    JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF1336.13

    JT SPROCKETS

    $16.73
    A lightweight front sprocket engineered for maximum strength without compromising acceleration response. The JT 13-tooth design delivers precise power delivery and consistent engagement, essential for riders demanding reliability in competitive or...
    JTF133613
    SKU:
    JTF133613
    Availability:
    Ships Same Business Day
    Weight:
    0.27 LBS
    CHAIN SIZE:
    520
    TYPE:
    COUNTERSHAFT
    MODEL:
    HONDA
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    13
    UNITS:
    EACH
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    $16.73
    Qty in Cart: 0
    Quantity:
    Price:
    $16.73
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1336.14

    JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1336.14

    JT SPROCKETS

    $16.73
    A properly sized counter shaft sprocket is fundamental to your bike's acceleration and top-end performance—get the wrong tooth count and you're leaving power on the table. The JT JTF1336.14 14-tooth sprocket is engineered to deliver crisp throttle...
    JTF133614
    SKU:
    JTF133614
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    COLOR/FINISH:
    SILVER
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    CHAIN SIZE:
    520
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    TOOTH COUNT:
    14
    Qty in Cart: 0
    Quantity:
    Price:
    $16.73
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF284.15

    JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF284.15

    JT SPROCKETS

    $14.95
    A counter shaft sprocket is critical to your transmission's efficiency and acceleration response—it directly affects how power transfers from your engine to the wheels. The JT Sprockets 15-tooth design optimizes gear ratios for aggressive acceleration...
    JTF28415
    SKU:
    JTF28415
    Availability:
    Ships Same Business Day
    Weight:
    0.38 LBS
    CHAIN SIZE:
    520
    MATERIAL:
    STEEL
    MODEL:
    HONDA
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    15
    $14.95
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF249.15

    JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF249.15

    JT SPROCKETS

    $6.53
    A worn or incorrect counter shaft sprocket directly impacts your motorcycle's acceleration response and overall drivetrain efficiency. The JT Sprockets 15-tooth counter shaft sprocket is computer-designed to deliver optimal strength-to-weight ratio,...
    12120225
    SKU:
    12120225
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    TOOTH COUNT:
    15
    CHAIN SIZE:
    420
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    RIDING STYLE:
    STREET
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $6.53
    Qty in Cart: 0
    Quantity:
    Price:
    $6.53
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF548.13

    JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF548.13

    JT SPROCKETS

    $7.20
    A properly sized counter shaft sprocket is critical to your bike's acceleration response and overall drivetrain efficiency. The JT Sprockets 13-tooth design delivers the aggressive gearing you need for competitive track performance or spirited street...
    12120121
    SKU:
    12120121
    Availability:
    Ships Same Business Day
    Weight:
    0.21 LBS
    CHAIN SIZE:
    428
    TOOTH COUNT:
    13
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    MOUNTING POSITION:
    FRONT
    RIDING STYLE:
    OFF-ROAD
    MATERIAL:
    CHROMOLY STEEL
    MODEL:
    YAMAHA
    PRODUCT NAME:
    SPROCKET
    $7.20
    Qty in Cart: 0
    Quantity:
    Price:
    $7.20
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1309.14

    JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF1309.14

    JT SPROCKETS

    $15.05
    A reliable counter shaft sprocket is critical to maintaining precise power delivery and chain synchronization in high-performance applications. The JT Sprockets 14-Tooth Counter Shaft Sprocket uses computer-optimized design to deliver maximum strength...
    12120306
    SKU:
    12120306
    Availability:
    Ships Same Business Day
    Weight:
    0.39 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    CHAIN SIZE:
    520
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    ATV
    TYPE:
    COUNTERSHAFT
    TOOTH COUNT:
    14
    $15.05
    Qty in Cart: 0
    Quantity:
    Price:
    $15.05
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF516.13 JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF516.13

    JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF516.13

    JT SPROCKETS

    $16.23
    A properly sized counter shaft sprocket is critical to your bike's acceleration and overall drivetrain efficiency. The JT Sprockets 13-tooth design delivers the aggressive ratio you need for quick throttle response without sacrificing top-end stability...
    12120681
    SKU:
    12120681
    Availability:
    Ships Same Business Day
    Weight:
    0.28 LBS
    TOOTH COUNT:
    13
    UNITS:
    EACH
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    $16.23
    Qty in Cart: 0
    Quantity:
    Price:
    $16.23
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF249.13

    JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF249.13

    JT SPROCKETS

    $6.53
    A properly sized counter shaft sprocket is critical to your bike's acceleration and top-end performance. The JT Sprockets 13-tooth delivers the aggressive gearing ratio you need for track work or aggressive street riding, without sacrificing reliability...
    12120223
    SKU:
    12120223
    Availability:
    Ships Same Business Day
    Weight:
    0.18 LBS
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    TOOTH COUNT:
    13
    CHAIN SIZE:
    420
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    $6.53
    Qty in Cart: 0
    Quantity:
    Price:
    $6.53
    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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