GMC Sierra AT4 2021 Used Automatic Gasoline mileage: 166 KM 4WD Used GMC Sierra AT4 2021 for sale Black converted to 2025 Mileage: 165 thousand, can be increased For sale: GMC Sierra 2021 AT4. Original color is gray, with black PPF. The color has been changed on the registration👏🏻 The vehicle has no issues. It has a minor damage on the passenger door, shown in the summary. It has Profender shocks and control arms, a transmission cooler, and a bed cover. The vehicle has been converted to 2025 with a new grille, bumper, and headlights, and the original parts are available. The highest offer is 116, and the asking price is 130. Serious buyers can contact via private message.