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 A149 :
- Lightened steel front sprocket - 15 teeth (as original)
- ERGAL 7075 rear sprocket - 42 teeth (+ 1 tooth compared to the original)
- Racing DID 520 ERV7 sealed chain - 112 links
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