Description
A properly sized counter shaft sprocket is critical for maximizing acceleration and chain efficiency in your racing setup. The JT Sprockets 13-tooth design delivers optimal power delivery while maintaining the strength required for high-RPM applications. Computer-engineered geometry ensures you’re getting maximum durability without sacrificing the lightweight characteristics essential for competitive performance.
- Tooth Count: 13T
- Material: High-tensile steel
- Fitment: Vehicle-specific verification required
- Installation: Bolt-on replacement
- Design Method: Computer-optimized
- Application: Counter shaft
- Manufacturing: Precision-cut
- MPN: JTF431.13









