Girodisc McLaren 390mm Front Rotors 20-0005-FL just turn the golden knob

just turn the golden knob clockwise on the damper to set it in race mode this action changes all four areas in the damper

Multiple AN ORB sizes accommodate various applications

S REAR — F — INSERT - CUT & WELD OF OE STRUT REQUIRED

Tunes sold separately

Girodisc McLaren 390mm Front Rotors 20-0005-FL just turn the golden knobThe Girodisc system is a direct replacement for the OE disc however a different brake pad with an annulus (pad swept area) of 66mm or less must be used. This is done to keep the rotor weight at a reasonable level. If we manufactured a rotor with the same annulus as the OEM CCM rotors they would be unnecessarily heavy. We can provide several different compounds in this shape bases on the customer needs. The central hat section of the disc is made from