This is a rare, one of a kind 2021 GMC Sierra 3500 AT4. It has the AT4 Preferred package, 4x4, bose speakers, apple carplay, rear sliding window, surround view camera, snow plow prep and more. This truck is in excellent condition and it is GMC Certified. This truck comes with an additional 12mo or 12,000 miles of warranty on top of the remaining factory warranty. It also gets 2 free oil changes and a full tank of gas. Come get this before someone else does.