GMC Sierra اليفيشن 2021 Used Automatic Gasoline mileage: 104 KM 4WD Peace, mercy, and blessings of God be upon you. 2021 GMC Sierra Double, Elevation trim. Mileage: 104,000 km (can increase). The car is in excellent condition, except for the rear right fender which has only paint. Additions: Full front end PPF protection, 40,000 BTU transmission cooler, mechanical deactivation of the DOD system and programming + its chip removed. The DOD system was deactivated for the lifters and replaced with short lifters. It also has an HD 6.6 camshaft and an electronic muffler. The car has been completely overhauled. Price: 134,000 (final).