Dirt Bike Steel Front Sprockets

A worn or damaged countershaft sprocket directly impacts throttle response, power delivery, and overall drivetrain efficiency on your KX250F. Upgrading to JT's precision-engineered 13-tooth countershaft sprocket restores the critical gear ratio interface...

A 15-tooth countershaft sprocket directly impacts your bike's power delivery and acceleration characteristics. By reducing the gear ratio, this JT Sprockets component pulls harder out of corners and during low-rpm acceleration—ideal if you're running a...

A worn or damaged countershaft sprocket directly impacts power delivery and throttle response on your DR650. This OEM-equivalent replacement restores precise gear engagement and eliminates chain slap, ensuring consistent acceleration and reliable...

A 13-tooth countershaft sprocket is essential for riders seeking sharper acceleration and more responsive throttle control without sacrificing top-end capability. The JT Sprockets JTF1565.13 delivers the gear ratio adjustment that transforms your...

A worn or damaged countershaft sprocket compromises power delivery and creates inconsistent acceleration across the entire RPM range. This 13-tooth JT sprocket restores precise gear engagement and maintains the exacting tolerances your engine demands,...

A 14-tooth countershaft sprocket is a direct way to sharpen your Yamaha's acceleration and throttle response without major engine modifications. If you're running stock gearing or stepping up from a worn sprocket, this upgrade delivers noticeable...

A 13-tooth countershaft sprocket is the foundation of your bike's acceleration profile—getting the ratio right means the difference between sluggish takeoff and crisp, responsive power delivery. If you're running stock gearing and feel like you're...

A worn or damaged countershaft sprocket directly impacts your power delivery and throttle response—replace it with this precision-engineered JT sprocket to restore peak drivetrain efficiency. Built from SCM420 chromoly steel, this 13-tooth sprocket is...

A worn or incorrect countershaft sprocket directly impacts your KTM or Husqvarna's acceleration response, chain wear, and overall drivetrain efficiency. This 14-tooth replacement from JT Sprockets restores precise gear engagement and maintains the...

A worn or damaged countershaft sprocket directly impacts your CR125R's power delivery and acceleration consistency. This JT Sprockets replacement ensures precise chain engagement and maintains optimal gear ratios for competitive lap times or casual...

The countershaft sprocket is the critical link between your engine's power delivery and wheel acceleration on the KLX150. A worn or incorrect sprocket directly impacts throttle response, top-end speed, and overall drivetrain efficiency. This JT Sprockets...

A worn or damaged countershaft sprocket directly impacts your XR/CRF100's acceleration response and overall drivetrain efficiency. This OEM-compatible replacement restores precise power delivery to the rear wheel while eliminating the noise and slack...

A worn or stock countershaft sprocket directly impacts your Honda's acceleration, throttle response, and drivetrain reliability. The JT Sprockets 16-tooth countershaft sprocket delivers the precision engineering and material durability your motorcycle...

A 13-tooth countershaft sprocket directly improves your Honda's acceleration response and power delivery to the rear wheel by optimizing your primary gear ratio. If you're looking for sharper throttle response and quicker launch characteristics, this JT...

A worn or incorrect countershaft sprocket directly impacts your Honda's acceleration, top-end performance, and chain longevity. This 14-tooth JT sprocket restores precise power delivery and handling characteristics by replacing factory wear with...

A worn or damaged countershaft sprocket directly compromises your engine's power delivery and overall drivetrain efficiency. This JT Sprockets 15-tooth countershaft sprocket restores precise gear engagement, ensuring consistent acceleration and reliable...

A worn or damaged countershaft sprocket directly impacts your BMW or Husqvarna's acceleration response and overall drivetrain efficiency. This OEM-equivalent JT Sprockets component restores precise power delivery to the rear wheel while maintaining the...

A worn or damaged countershaft sprocket directly impacts your power delivery and throttle response—don't compromise your transmission's efficiency with inferior parts. JT Sprockets engineered this 14-tooth countershaft sprocket from SCM420 chromoly steel...

A properly sized countershaft sprocket is critical for achieving optimal power delivery and maintaining precise gear ratios on your KE100. This JT Sprockets 15-tooth unit ensures reliable engagement and smooth power transfer from engine to transmission,...

A 15-tooth countershaft sprocket directly impacts your acceleration curve and low-end torque delivery—critical factors whether you're racing or pushing hard on technical terrain. JT's SCM420 chromoly construction provides the durability needed to handle...