Description
A worn or mismatched rear sprocket directly impacts acceleration, top-end speed, and chain wear across your entire drivetrain. JT Sprockets’ 39-tooth rear sprocket delivers the precision engineering and material durability demanded by racers and serious enthusiasts who refuse compromises on performance or longevity. Computer-designed geometry and premium C45 high-carbon steel construction ensure you’re getting a sprocket that handles sustained load cycles without premature wear or failure.
Technical Specifications:
- Tooth Count: 39
- Material: C45 high-carbon steel
- Manufacturing: Computer-designed, CNC-machined
- Surface Treatment: Heat-treated, bead-blasted
- Fitment: Suzuki (vehicle-specific)
- MPN: JTR823.39
- Installation: Bolt-on replacement
- Quality Standard: Exceeds motorcycle industry specifications






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