Description
A worn or mismatched rear sprocket robs you of power delivery and forces your engine to work harder than it should. The JT Sprockets 39-Tooth rear sprocket delivers the precise gear ratio your Honda needs for optimal acceleration and top-end performance, backed by engineering that prioritizes durability without adding unnecessary weight. Whether you’re pushing lap times or upgrading your daily rider, this sprocket is built to handle the demands of serious riding.
- Fitment: Honda (vehicle-specific)
- Tooth count: 39-tooth
- Material: C45 high-carbon steel
- Manufacturing: Computer-designed
- Surface treatment: Heat-treated
- Finish: Bead blasted
- Installation: Bolt-on
- Weight: Optimized for performance
- Quality standard: Exceeds OEM specs
- Part number: JTR284.39





