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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 JTF1902.15

    JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF1902.15

    JT SPROCKETS

    $17.08
    A high-performance counter shaft sprocket must deliver reliable power transfer without adding unnecessary weight to your drivetrain. The JT Sprockets 15-Tooth Counter Shaft Sprocket combines precision engineering with proven materials to give you the...
    JTF190215
    SKU:
    JTF190215
    Availability:
    Ships Same Business Day
    Weight:
    0.36 LBS
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    MODEL:
    KTM
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TOOTH COUNT:
    15
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    RIDING STYLE:
    OFF-ROAD
    $17.08
    Qty in Cart: 0
    Quantity:
    Price:
    $17.08
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF1902.16

    JT SPROCKETS Counter Shaft Sprocket - 16-Tooth JTF1902.16

    JT SPROCKETS

    $18.13
    A worn or incorrect front sprocket directly impacts your power delivery, throttle response, and overall drivetrain efficiency. The JT Sprockets 16-Tooth Counter Shaft Sprocket delivers the precision engineering and material quality necessary for reliable...
    JTF190216
    SKU:
    JTF190216
    Availability:
    Ships Same Business Day
    Weight:
    0.42 LBS
    COLOR/FINISH:
    NATURAL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    TOOTH COUNT:
    16
    TYPE:
    COUNTERSHAFT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    $18.13
    Qty in Cart: 0
    Quantity:
    Price:
    $18.13
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF1902.17

    JT SPROCKETS Counter Shaft Sprocket - 17-Tooth JTF1902.17

    JT SPROCKETS

    $19.13
    A properly sized counter shaft sprocket is critical to your bike's acceleration, top-end speed, and overall powerband delivery. The JT Sprockets 17-tooth counter shaft sprocket delivers the precision and durability you need to maintain consistent gearing...
    JTF190217
    SKU:
    JTF190217
    Availability:
    Ships Same Business Day
    Weight:
    0.49 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    17
    TYPE:
    COUNTERSHAFT
    MATERIAL:
    STEEL
    MODEL:
    KTM
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    $19.13
    Qty in Cart: 0
    Quantity:
    Price:
    $19.13
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF252.12

    JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF252.12

    JT SPROCKETS

    $6.53
    A lightweight front sprocket is essential for optimizing your bike's acceleration and overall drivetrain efficiency. The JT Sprockets 12-tooth counter shaft sprocket delivers the precise geometry and material integrity required for high-demand racing and...
    JTF25212
    SKU:
    JTF25212
    Availability:
    Ships Same Business Day
    Weight:
    0.14 LBS
    UNITS:
    EACH
    CHAIN SIZE:
    420
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    MODEL:
    HONDA
    TOOTH COUNT:
    12
    $6.53
    Qty in Cart: 0
    Quantity:
    Price:
    $6.53
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF326.12

    JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF326.12

    JT SPROCKETS

    $13.05
    A counter shaft sprocket is fundamental to your drivetrain's efficiency and power delivery. The JT Sprockets 12-tooth design optimizes gear ratios for aggressive acceleration and precise throttle response across a wide RPM range. Computer-optimized tooth...
    JTF32612
    SKU:
    JTF32612
    Availability:
    Ships Same Business Day
    Weight:
    0.21 LBS
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    MATERIAL:
    STEEL
    MODEL:
    HONDA
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    CHAIN SIZE:
    520
    TOOTH COUNT:
    12
    UNITS:
    EACH
    $13.05
    Qty in Cart: 0
    Quantity:
    Price:
    $13.05
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF326.13

    JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF326.13

    JT SPROCKETS

    $13.05
    A properly sized counter shaft sprocket is critical for optimizing your bike's acceleration, top-end speed, and overall drivetrain efficiency. The JT Sprockets 13-tooth counter shaft sprocket delivers the strength-to-weight ratio demanded by racers and...
    JTF32613
    SKU:
    JTF32613
    Availability:
    Ships Same Business Day
    Weight:
    0.26 LBS
    TOOTH COUNT:
    13
    MATERIAL:
    STEEL
    MODEL:
    HONDA
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    CHAIN SIZE:
    520
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    $13.05
    Qty in Cart: 0
    Quantity:
    Price:
    $13.05
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF326.14

    JT SPROCKETS Counter Shaft Sprocket - 14-Tooth JTF326.14

    JT SPROCKETS

    $13.80
    A properly sized counter shaft sprocket is critical for optimizing your bike's power delivery and acceleration characteristics. The JT Sprockets 14-tooth sprocket delivers the precision engineering and durability required for high-RPM racing environments...
    JTF32614
    SKU:
    JTF32614
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    CHAIN SIZE:
    520
    PRODUCT NAME:
    SPROCKET
    MATERIAL:
    STEEL
    MODEL:
    HONDA
    MOUNTING POSITION:
    FRONT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    TOOTH COUNT:
    14
    $13.80
    Qty in Cart: 0
    Quantity:
    Price:
    $13.80
    Subtotal:
  • SUPERSPROX Countershaft Sprocket - 14-Tooth CST-430-14-1

    SUPERSPROX Countershaft Sprocket - 14-Tooth CST-430-14-1

    SUPERSPROX

    $24.95
    A worn or undersized countershaft sprocket kills acceleration and wastes power through chain drag and slippage. The SUPERSPROX 14-tooth CST-430-14-1 delivers factory-team durability with a hardened surface layer that reduces friction while maintaining...
    12121371
    SKU:
    12121371
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    UNITS:
    EACH
    CHAIN SIZE:
    520
    TYPE:
    COUNTERSHAFT
    TOOTH COUNT:
    14
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • SUPERSPROX Countershaft Sprocket - 13-Tooth CST-432-13-1

    SUPERSPROX Countershaft Sprocket - 13-Tooth CST-432-13-1

    SUPERSPROX

    $24.95
    A countershaft sprocket is only as good as its durability and efficiency—and this SUPERSPROX 13-tooth delivers both. Built from SCM-435 carbon-free steel with an impregnated surface that resists wear and fracture, it's engineered to outlast lesser...
    12121372
    SKU:
    12121372
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    TOOTH COUNT:
    13
    UNITS:
    EACH
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    CHAIN SIZE:
    520
    TYPE:
    COUNTERSHAFT
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • SUPERSPROX Countershaft Sprocket - 14-Tooth CST-432-14-1

    SUPERSPROX Countershaft Sprocket - 14-Tooth CST-432-14-1

    SUPERSPROX

    $24.95
    If you're running a countershaft sprocket that's holding back your power delivery, a worn or poorly designed unit is costing you acceleration and chain life. The SUPERSPROX 14-Tooth Countershaft Sprocket is engineered with the same specifications trusted...
    12121373
    SKU:
    12121373
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MATERIAL:
    STEEL
    TOOTH COUNT:
    14
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    CHAIN SIZE:
    520
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • SUPERSPROX Countershaft Sprocket - 14-Tooth CST-1322-14-2

    SUPERSPROX Countershaft Sprocket - 14-Tooth CST-1322-14-2

    SUPERSPROX

    $24.95
    If you're running a countershaft sprocket that's holding back your power delivery, you're losing performance where it counts most—at the point where engine torque meets the chain. The SUPERSPROX CST-1322-14-2 is purpose-built to eliminate that loss with...
    12121322
    SKU:
    12121322
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    MATERIAL:
    STEEL
    CHAIN SIZE:
    520
    TOOTH COUNT:
    14
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • SUPERSPROX Countershaft Sprocket - 16-Tooth CST-1370-16-2

    SUPERSPROX Countershaft Sprocket - 16-Tooth CST-1370-16-2

    SUPERSPROX

    $34.95
    A countershaft sprocket is the foundation of reliable power delivery to your chain—any weakness here compromises acceleration, top speed, and overall drivetrain efficiency. The SUPERSPROX 16-tooth CST-1370-16-2 is engineered with the same exacting...
    12121327
    SKU:
    12121327
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    CHAIN SIZE:
    525
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    16
    TYPE:
    COUNTERSHAFT
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    Qty in Cart: 0
    Quantity:
    Price:
    $34.95
    Subtotal:
  • SUPERSPROX Countershaft Sprocket - 14-Tooth CST-1442-14-1

    SUPERSPROX Countershaft Sprocket - 14-Tooth CST-1442-14-1

    SUPERSPROX

    $24.95
    If you're running a countershaft sprocket that can't keep pace with your power delivery, you're leaving performance on the table—and risking premature wear that sidelines your bike. The SUPERSPROX 14-Tooth Countershaft Sprocket delivers factory racing...
    12121330
    SKU:
    12121330
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    CHAIN SIZE:
    520
    MATERIAL:
    STEEL
    UNITS:
    EACH
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    TOOTH COUNT:
    14
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • SUPERSPROX Countershaft Sprocket - 13-Tooth CST-1443-13-1

    SUPERSPROX Countershaft Sprocket - 13-Tooth CST-1443-13-1

    SUPERSPROX

    $29.95
    Countershaft sprockets endure constant stress from engine torque and chain tension, making durability non-negotiable for reliable acceleration and consistent power delivery. The SUPERSPROX 13-tooth countershaft sprocket combines factory-grade materials...
    12121331
    SKU:
    12121331
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    CHAIN SIZE:
    520
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    TOOTH COUNT:
    13
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF1901.12

    JT SPROCKETS Counter Shaft Sprocket - 12-Tooth JTF1901.12

    JT SPROCKETS

    $12.75
    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...
    JTF190112
    SKU:
    JTF190112
    Availability:
    Ships Same Business Day
    Weight:
    0.23 LBS
    CHAIN SIZE:
    520
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TOOTH COUNT:
    12
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    MATERIAL:
    STEEL
    MOUNTING POSITION:
    FRONT
    RIDING STYLE:
    SNOW
    $12.75
    Qty in Cart: 0
    Quantity:
    Price:
    $12.75
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF1257.15

    JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF1257.15

    JT SPROCKETS

    $8.13
    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...
    JTF125715
    SKU:
    JTF125715
    Availability:
    Ships Same Business Day
    Weight:
    0.26 LBS
    CHAIN SIZE:
    428
    MATERIAL:
    STEEL
    MODEL:
    HONDA
    MOUNTING POSITION:
    FRONT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    PRODUCT NAME:
    SPROCKET
    TOOTH COUNT:
    15
    $8.13
    Qty in Cart: 0
    Quantity:
    Price:
    $8.13
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF1901.13SC

    JT SPROCKETS Counter Shaft Sprocket - 13-Tooth JTF1901.13SC

    JT SPROCKETS

    $17.00
    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...
    12120513
    SKU:
    12120513
    Availability:
    Ships Same Business Day
    Weight:
    0.26 LBS
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    TYPE:
    COUNTERSHAFT
    COLOR/FINISH:
    NATURAL
    CHAIN SIZE:
    520
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    13
    UNITS:
    EACH
    $17.00
    Qty in Cart: 0
    Quantity:
    Price:
    $17.00
    Subtotal:
  • JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF1322.15

    JT SPROCKETS Counter Shaft Sprocket - 15-Tooth JTF1322.15

    JT SPROCKETS

    $13.55
    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...
    JTF132215
    SKU:
    JTF132215
    Availability:
    Ships Same Business Day
    Weight:
    0.46 LBS
    CHAIN SIZE:
    520
    MATERIAL:
    STEEL
    MODEL:
    HONDA
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TOOTH COUNT:
    15
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    $13.55
    Qty in Cart: 0
    Quantity:
    Price:
    $13.55
    Subtotal:
  • JT SPROCKETS Front Counter-Shaft Sprocket - 13 Tooth JTF1344.13SC

    JT SPROCKETS Front Counter-Shaft Sprocket - 13 Tooth JTF1344.13SC

    JT SPROCKETS

    $15.05
    A properly sized counter-shaft sprocket is fundamental to maximizing your engine's power delivery and maintaining optimal gear ratios across your entire drivetrain. The JT Sprockets 13-tooth front counter-shaft sprocket delivers the strength required for...
    12121552
    SKU:
    12121552
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    COLOR/FINISH:
    SILVER
    MOUNTING POSITION:
    FRONT
    TOOTH COUNT:
    13
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    CHAIN SIZE:
    520
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    SELF-CLEANING
    $15.05
    Qty in Cart: 0
    Quantity:
    Price:
    $15.05
    Subtotal:
  • JT SPROCKETS Front Counter-Shaft Sprocket - 14 Tooth JTF1344.14SC

    JT SPROCKETS Front Counter-Shaft Sprocket - 14 Tooth JTF1344.14SC

    JT SPROCKETS

    $16.28
    A properly sized counter-shaft sprocket is critical for maintaining optimal power delivery and engine efficiency in your racing application. The JT Sprockets 14-tooth front counter-shaft sprocket delivers the strength-to-weight ratio you need without...
    12121553
    SKU:
    12121553
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    CHAIN SIZE:
    520
    COLOR/FINISH:
    SILVER
    MOUNTING POSITION:
    FRONT
    PRODUCT NAME:
    SPROCKET
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    SELF-CLEANING
    TYPE:
    COUNTERSHAFT
    UNITS:
    EACH
    MATERIAL:
    STAINLESS STEEL
    TOOTH COUNT:
    14
    $16.28
    Qty in Cart: 0
    Quantity:
    Price:
    $16.28
    Subtotal:
  • Total: items /

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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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