JT Sprockets Rear 42-Tooth Sprocket for Yamaha - Part JTR1912.42

The JT Sprockets Rear 42-Tooth Sprocket designed specifically for Yamaha motorcycles offers top-tier performance and durability. Manufactured by JT Sprockets with precision craftsmanship, this sprocket features a self-cleaning design that minimizes debris buildup, ensuring smooth operation and extended lifespan. Hand-finished to perfection, this sprocket combines advanced computer-aided design with high-quality materials to deliver an optimal balance of strength and lightweight performance.

Constructed from top-grade Japanese C45 high carbon steel, the sprocket undergoes a rigorous heat-treatment process and beadblasting to reduce surface tension and enhance durability. These manufacturing techniques ensure the sprocket withstands harsh riding conditions while maintaining precise alignment and minimal wear over time.

Designed to meet or exceed strict quality standards, this 42-tooth sprocket provides excellent power transfer and reliability for Yamaha riders seeking improved acceleration and performance. Its innovative design, combined with the high-strength steel, makes it an ideal upgrade for both casual riding and competitive racing. Easy to install, this sprocket is a perfect replacement part for Yamaha enthusiasts looking to enhance their motorcycle's drivetrain efficiency.