OEM Aprilia Updated* Rear Sprocket Fitting Kit -2R000270
*This kit is standard on RSV4 and Tuono V4 models produced AFTER September 28th 2015
**This kit is an AF1 Racing recommended update for '16 RSV4 RF, '16 RSV4 RR, '16 Tuono V4 1100 RF, and '16 Tuono V4 1100 RR if produced BEFORE September 28th 2015.
***Please note: This kit is for use with the following sprockets only:
Correct orientation of flange plate, sprocket and carrier seen below:
The flange plate and new cush drive pins have mating slots to prevent the pins from rotating while in use: