Off-road has never felt so on-point. The premium and capable Sierra AT4. Part of the First Ever AT4 lineup from GMC. | GMC

🔥 2024 GMC Sierra 2500HD AT4 – 4WD Crew Cab 🔥 💰 $73,995 | 32k miles | Clean CarFax – 1 Owner This AT4 is fully loaded and sitting on brand new 37” mud tires for the perfect aggressive stance. Runs and drives like new — powerful 6.6L Duramax, luxury interior, and all the AT4 off-road upgrades. ✅ 6.6L Duramax Diesel ✅ 4x4 – AT4 Off-Road Package ✅ Brand New 37” Mud Tires ✅ One-Owner / 6 Service Records ✅ Jet Black Interior w/ Kalahari Accents ✅ Heated & Ventilated Seats ✅ Sunroof • Bose Audio •