Used 2023 Gmc Sierra 1500 AT4

If you’re searching for a powerful diesel truck with premium comfort and real off-road capability, the 2023 GMC Sierra 1500 AT4 with the 3.0L Duramax Turbo-Diesel delivers the perfect combination of torque, technology, and rugged style. Built for drivers who want more than just a pickup, the Sierra AT4 blends bold GMC design with serious capability. Its aggressive stance, signature AT4 badging, off-road suspension, and factory lift give it a commanding presence whether it’s on the highway, the jobsite, or deep off the pavement. Under the hood, the 3.0L Duramax Turbo-Diesel engine delivers impressive performance with 305 horsepower and 495 lb-ft of torque, paired with a smooth 10-speed automatic transmission for confident towing, hauling, and highway cruising. Diesel power also brings exceptional efficiency for a full-size truck, making the Sierra AT4 a favorite for drivers who want strong torque, long driving range, and excellent fuel economy. Designed for adventure, the AT4 trim includes off-road suspension, skid plates, a two-speed transfer case, hill descent control, and advanced traction management, giving you confidence on trails, dirt roads, snow, and tough terrain. Inside, the Sierra 1500 AT4 interior combines rugged capability with premium comfort. You’ll find leather-appointed seating, advanced driver technology, a large touchscreen infotainment system, smartphone connectivity, and modern driver-assist safety features designed to keep you connected and in control wherever the road takes you.