Only high-tensile materials and hardened coatings can withstand the extreme loads of the S 1000 RR.
This is particularly true for the lightweight and loss- free COMPETITION components. The aluminium rear sprockets are CNC machined and their special theeth (Ergal – Rycral 7075 – T6) guarantee a longer life.
Due to an additional work process he front Supersport sprockets are extremely light. SPORT front and rear sprockets Original chain size (525
Front sprockets 15 teeth.