New 2026 GMC Sierra 1500

Experience the 2026 GMC Sierra 1500 AT4 Crew Cab 4WD in Sterling Metallic, engineered for power, comfort, and advanced technology on every journey.

Powered by the robust Duramax 3.0L Turbo-Diesel I6 engine delivering 305 hp and 495 lb-ft of torque, paired with a 10-speed automatic transmission featuring electronic precision shift, tow/haul mode, and steering column paddle shifters, this Sierra 1500 is ready for demanding tasks and smooth highway cruising. The 4x4 drivetrain with locking limited-slip differential ensures confident handling in diverse terrains.

The AT4 trim boasts premium off-road enhancements, including dealer-installed Off-Road High Clearance Steps and Body Colour Wheel Arch Mouldings, complemented by 20" machined aluminum wheels with Carbon Grey Metallic accents wrapped in LT265/60R20 Goodyear Wrangler Territory MT tires. The Integrated Tailgate Step and bed-mounted fold-out assist handle simplify loading and unloading.

Inside, enjoy heated and cooled leather front bucket seats with power adjustments and memory settings, plus heated rear seats and lumbar support for driver and passenger. The cabin features a 13.4" diagonal premium infotainment system with Google built-in apps, wireless Android Auto and Apple CarPlay, and a Rear Camera Mirror with full camera display, including a Bed View Camera and two trailer camera provisions.

Safety is comprehensive with Automatic Highbeams, Blind Spot Monitor, Cross-Traffic Alert, Front Collision Mitigation, Lane Departure Warning, and more, ensuring peace of mind on every drive. Additional convenience includes remote engine start, keyless entry and start, multi-zone climate control, and an adaptive cruise control system. The AT4 Preferred Package adds a rear sliding power window and universal home remote for added versatility.