Fit System 44058 Driver Side Heated Non-Dimming Mirror Glass with Backing Plate and LED Arrow Turn Signal Light Replace your cracked or broken driver/passenger side mirror glass with a non-dimming unit at a fraction of the dealer cost Easy two step installation: Pop out the mirror backing plate with the broken glass attached, then snap-in the new backing plate Wiring harness must be unplugged from existing backing plate and plugged into the new backing plate before installation Original Equipment quality and fit 4-3/8 inch motor mount and comes with LED arrow turn signal in glass - glass is non-dimming