Rear sprocket, 40 Teeth.

• Computer designed to achieve ultimate strength at minimum weight
• JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value
• Made with top-quality-grade C45 high-carbon steel
• Sprockets are heat-treated and bead-blasted to reduce material surface tension
• Every sprocket meets or exceeds the highest possible quality standards set for the motorcycle industry