JT Rear Steel Sprocket 40 Tooth for 520 Chain - Part Number JTR1225.40

Upgrade your motorcycle's drivetrain with the JT Rear Steel Sprocket designed for 520 chain applications. Crafted from premium Japanese 545C high carbon steel, this sprocket offers exceptional durability and strength. Each sprocket is heat treated and hand finished to ensure it meets or exceeds original equipment manufacturer (OEM) standards, providing reliable performance and longevity. Its robust construction allows it to outlast standard mild steel or surface-hardened sprockets by two to three times, making it a cost-effective choice for high-mileage riders and demanding conditions. This sprocket features 40 teeth, ideal for a balance of acceleration and top speed, and is compatible with OEM gearing specifications, including a 48-tooth rear and 21-tooth front sprocket, with a 530 chain pitch for seamless integration. Whether you're replacing worn components or upgrading for enhanced performance, the JT rear sprocket delivers quality and reliability to keep your motorcycle performing at its best.

Features:

• Made from Japanese 545C high carbon steel for durability and strength

• Heat treated and hand finished to meet or exceed OEM standards

• Outlasts mild steel or surface-hardened sprockets by two to three times

• Designed for 520 chain pitch with 40 teeth for optimal performance

• Compatible with OEM gearing including 48 Tooth rear and 21 Tooth front sprockets