Description
A properly sized counter-shaft sprocket is critical to your motorcycle’s acceleration, top-end performance, and chain longevity. The JT 15-tooth front sprocket delivers the precision engineering and durability that professional racers and serious enthusiasts depend on, using the same OEM-proven design trusted by major Japanese manufacturers for over three decades. Built with advanced materials and heat treatment processes, this sprocket absorbs chain impact and resists wear far better than inferior alternatives.
- MPN: JTF512.15RB
- Tooth Count: 15T
- Position: Counter-shaft (front)
- Material: C45 steel / SCM415 chromoly
- Finish: Black zinc
- Feature: Rubber-cushioned design
- Heat Treatment: Induction hardened
- Hardness: 38-50 HRC
- Surface Treatment: Bead-blasted
- Installation: Bolt-on
- Fitment: Check OEM clearances
- Quality Standard: OEM-equivalent









