Description
A properly sized rear sprocket is fundamental to optimizing your Kawasaki or Suzuki’s power delivery and acceleration characteristics. This 39-tooth JT sprocket delivers the durability and precision required for demanding track and trail conditions without the weight penalty of inferior alternatives. Whether you’re fine-tuning your gearing ratio or replacing a worn component, this sprocket combines proven engineering with materials science to ensure consistent performance across thousands of miles.
- 39-tooth configuration
- Kawasaki/Suzuki fitment
- C45 high-carbon steel
- Heat-treated construction
- Bead-blasted finish
- Reduced surface tension
- Bolt-on installation
- Industry-standard compliance
- Computer-optimized design
- Minimal weight penalty
- MPN: JTR486.39






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