Description
A properly sized counter shaft sprocket is critical for maintaining optimal chain tension and power delivery throughout your engine’s RPM range. The JT Sprockets 17-tooth counter shaft sprocket delivers the precision engineering and material quality that competitive racers and serious enthusiasts demand—engineered for strength without excess weight, so you get reliable performance lap after lap.
Whether you’re fine-tuning gear ratios for track conditions or building a high-performance street bike, this sprocket is computer-designed to handle the demands of forced induction and aggressive riding while meeting the uncompromising standards of professional racing.
- MPN: JTF253.17
- Tooth Count: 17T
- Material: Japanese C45 high carbon steel
- Optional: SCM415 chromoly steel
- Fitment: Vehicle-specific
- Installation: Bolt-on
- Design: Computer-optimized
- Finish: Professional-grade
- Weight: Minimized for performance






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