Description
A 15-tooth countershaft sprocket directly impacts your Yamaha’s acceleration characteristics and overall driveability. If you’re running stock gearing and want sharper throttle response without sacrificing top-end capability, this JT Sprockets component delivers the mechanical advantage you need. Built from SCM420 chromoly steel with a corrosion-resistant finish, it’s engineered to handle both street and track demands with minimal maintenance.
- Material: SCM420 chromoly steel
- Tooth count: 15T
- Fitment: Yamaha-specific applications
- Finish: Corrosion-resistant coating
- Installation: Bolt-on replacement
- Application: Street and racing
- MPN: JTF1591.15RB
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