Supersprox hybrid tri-metal sprocket with a steel outer chain ring, aluminum center, and titanium rivets holding it all together
Stock 525 chain size
Fits '09-'10 RSV4-R, '09-'10 RSV4 Factory, '98-'03 Mille, Mille-R, '02-'05 Tuono, and '00-'03 Falco.
Size 42, 44 tooth only.
*This sprocket can be used on '09-'10 RSV4, RSV4 Factory, '04-'09 RSVR, RSVR Factory, '06-'09 Tuono, '08-'09 Shiver, '09-'10 Dorsoduro, and '08-'09 Mana, but there is no 1.3mm recess machined into this sprocket, so countershaft to rear sprocket allignment is not 100% perfect. AF1 Racing considers this to be a safe rear sprocket for the above listed models.
Due to shipping constraints most of these sprockets will have small one to three small scratches on their inboard face. Some sprocket will have smaller scratches on their outboard face. A detail photo is below:
