Suzuki GSXR1000 (2017) race/track bike handlebar switch assembly. 4 button left side (re-flash only)Suzuki GSXR1000 (2017) race track bike handlebar switch assembly. 4 button left side (re flash only) This switch is a direct replacement for the standard left hand switch assembly found on the GSXR Select Up Down Pit speed The set is specifically designed to be used with re flashed electronics where there is an extra input for pit speed limiter. No modification of the bike wiring is necessary, this assembly plugs directly into the mating loom