Moto-Master Rear Sprocket - 51-Tooth Hardened Steel (620121151)

Upgrade your motorcycle drivetrain with the MOTO-MASTER 620121151 Rear Sprocket, engineered for demanding racing and performance applications. This 51-tooth sprocket is manufactured from top-grade hardened steel to provide dependable strength, wear resistance, and long-lasting service in conditions where standard aluminum sprockets may wear more quickly. Its durable construction can outlast an aluminum sprocket by up to three times, helping reduce replacement frequency and maintain consistent drivetrain performance.
The sprocket features a specialized coating that adds extra durability and helps protect the surface during repeated use. A race-proven design delivers an optimized strength-to-weight ratio, giving riders a reliable balance of performance and structural integrity without unnecessary mass. The precisely engineered tooth profile is designed to support smooth chain engagement and dependable power transfer.
MOTO-MASTER uses computer-aided design and laser-cut manufacturing technology to produce the 620121151 with accurate fitment and consistent quality. Whether used for competition, training, or performance-focused riding, this rear sprocket is built to withstand demanding service while supporting responsive drivetrain operation. Confirm compatibility with your motorcycle and existing chain setup before installation.

Features:

• Brand: MOTO-MASTER

• Part Number: 620121151

• Configuration: 51-tooth rear sprocket

• Material: Top-grade hardened steel for enhanced strength and wear resistance

• Durability: Designed to outlast an aluminum sprocket by up to three times

• Coating: Special coating for added durability

• Design: Race-proven construction with an optimized strength-to-weight ratio

• Manufacturing: CAD designed and laser cut using advanced production technology

Ships from Parts Unlimited.