Description
A worn or undersized counter-shaft sprocket directly compromises acceleration and top-end performance. The JT 17-tooth sprocket delivers computer-optimized tooth geometry and heat-treated durability to maintain consistent power delivery without flex or premature wear. Whether you’re running a tight race schedule or pushing your bike hard on the street, this sprocket provides the reliability and precision you need to extract every ounce of performance from your drivetrain.
- 17-tooth counter-shaft sprocket
- MPN: JTF423.17RB
- Computer-designed geometry
- Strength-to-weight optimized
- Heat-treated construction
- Bead-blasted finish
- Reduced surface tension
- OEM-equivalent quality
- Motorcycle industry certified
- Bolt-on installation









