RACING CHAIN KIT APRILIA RSV 1000 R/FACTORY 2004-2009 WITH DID CHAIN (RATIO 16/42)

Complete transmission kit with DID chain with modified transmission ratio, with steel front sprocket, aluminium rear sprocket and DID 520 ERV7 racing chain with X-Ring, the same used in MotoGP and in the SBK world championship for its exceptional characteristics of lightness and smoothness. Extremely robust, it is an absolutely recommended product also for normal road use.

All Racing kits exist both in version with transmission ratio equal to the original, and with modified transmission ratio.

Features and content KIT A004 :

- Lightened steel front sprocket - 16 teeth (as original)
- ERGAL 7075 rear sprocket - 42 teeth (+2 teeth compared to the original, + 1 tooth compared to the horogal for SL 1000 Falco)
- Racing DID 520 ERV7 sealed chain - 108 links