JT Sprockets Black 51-Tooth Rear Sprocket for Yamaha (JTA251.51BLK)

Upgrade your Yamaha motorcycle’s final-drive performance with the JT Sprockets JTA251.51BLK rear sprocket. Designed using computer-aided engineering, this 51-tooth sprocket delivers a strong, dependable replacement solution for riders who demand consistent performance and long service life. Its black finish provides a clean, purposeful appearance that complements a wide range of motorcycle styles.
JT Sprockets combines leading-edge manufacturing technology with carefully selected materials to produce high-quality motorcycle sprockets at an excellent value. Every sprocket is manufactured to meet or exceed the highest quality standards established for the motorcycle industry, helping ensure reliable fit, dependable power transfer, and durable operation when properly installed with compatible drivetrain components.
The JTA251.51BLK is heat-treated to improve strength and wear resistance, while bead blasting helps reduce material surface tension created during manufacturing. This process supports the sprocket’s overall durability under the demands of street riding, touring, commuting, and other compatible motorcycle applications. Verify your Yamaha model, year, chain size, and original-equipment specifications before ordering to ensure proper compatibility.
Choose the JT Sprockets JTA251.51BLK when you need a professionally engineered black rear sprocket with a 51-tooth configuration. For best results, inspect the chain and front sprocket during installation and replace worn drivetrain components as needed.

Features:

• Brand: JT Sprockets

• Part Number: JTA251.51BLK

• Application: Yamaha motorcycle rear sprocket

• Tooth Count: 51 teeth

• Finish: Black

• Construction: Computer-designed for high strength with reduced weight

• Material Treatment: Heat-treated for improved durability and wear resistance

• Surface Treatment: Bead-blasted to help reduce material surface tension

• Quality Standard: Meets or exceeds high motorcycle industry quality standards

Ships from Parts Unlimited.