GMC Sierra Z71 2012 Used Automatic Gasoline 4WD Sierra 2012 Z71 Single Cab Mileage: 432,000 km Body: Fully repainted for appearance. Glass: Original, except for the front windshield. Transmission: ✅ 4WD: ✅ Engine: ✅ The car is clean and well-maintained. Tires are almost new. Rear differential recently replaced with original GM part, driven less than 20,000 km. Additions: Bilstein shocks Screen Rear camera Bose speakers Motortech thermostat Transmission cooler Bed liner Hood lights Antenna Anti-theft switch External fan relay