Triumph America/Speedmaster BikeMaster® Rear Sprocket (525 chain) PN MBI-Sprocket-03

525 Rear Sprocket for Triumph Motorcycles

This BikeMaster® 525 Rear Sprocket is designed specifically for Triumph America and Speedmaster models, compatible with a 525 chain. This high-quality rear sprocket ensures optimal performance and durability for your motorcycle, enhancing both speed and smoothness of ride.

Changing the number of teeth on a Triumph rear sprocket changes the final drive ratio of the bike. Less rear sprocket teeth=higher top speed, more sprocket teeth=more acceleration. Select the number of teeth above. 

This top-condition rear sprocket is heat treated for extended durability and fits

• 03-06 America 800
• 07-16 America 865
• 03-05 Speedmaster 800
• 06-15 Speedmaster 865

Works with the transmission sprocket to determine final drive ratio.

For installation, follow the instructions in your service manual.

Additional items to consider for your motorcycle:

• Triumph Carb Repair Kit for Keihin Carbs
• Bikemaster® Chain and Sprocket Kit
• Triumph American/Speedmaster Chain and Sprocket Kit 18/42/122
• Tiger 1050/1050 ABS Chain and Sprocket Kit 18/44/114
• Triumph Daytona 955/Speed Triple Chain and Sprocket Kit 18/42/108
• Triumph Daytona/Tiger Bikemaster® Rear Sprocket (530) Chain