Kit is complete with a lightweight chromoly steel drilled front sprocket, New Superlite black steel rear sprocket, premium leightweight D.I.D. 520ERV3 gold plated X'ring sealed chain cut to length and a rivet style master link.  Stock grearing is 15/43 

New Superlite rear sprockets are ounces heavier than alloy rear sprockets but yet last three times the life. Superlite rears are also the same weight as Supersprox Stealth Tri-Metal sprockets but half the price.