About Us

To find the best deals online when buying genuine GM parts and accessories, go straight to GM Parts Authority. We are your home for discount genuine OEM GM parts. Browse or search our inventory with our user-friendly vehicle picker. After you've found what you need, simply place your order using our secure checkout page. We keep a comprehensive inventory of genuine GM parts and accessories on-hand, and our convenient shipping can get you the parts you need quickly. Have a question about a specific part, accessory, or general repairs? Our GM parts team is here to help. As a GM dealer, your satisfaction is our top priority. You can trust GM Parts Authority to be your source for all your GM parts and accessories needs.