Dorman 56756 Mitsubishi Lancer Driver Side Plastic Backed Door Mirror Glass Pre-cut to original mirror size and shaped for a perfect fit Depending on your mirror's design, either double-sided tape or a backing plate is included for swift, permanent attachment Save time and money by replacing only the damaged or missing glass, not the entire mirror assembly Package includes step-by-step installation instructions Original Equipment (OE) Number: MR574587