To Fit Aprilia RSV4, RSV4R & RSV4 Factory 2009-2024. D.I.D 520 Pitch Race Conversion Chain & Renthal Sprocket Kit. D.I.D Chain With JT Front Sprocket and Renthal Rear Sprocket. The 7075 T6 aluminium alloy rear sprockets are 66% lighter than steel, yet incredibly durable.
