2026 GMC Sierra AT4X
GMC Sierra Details
V8, 6.6L
COASTAL DUNE
4WD
Diesel
0 Miles
112863
1GT4UZEY8TF112863
2500
AT4X
Estimated Payment
$0 / month
About This 2026 GMC Sierra
2026 GMC Sierra 2500 AT4X 4WD — V8 6.6L
Built for capability and comfort, this 2026 GMC Sierra 2500 AT4X combines heavy-duty performance with refined features for demanding work and weekend adventures. Powered by a robust 6.6L V8 and full-time 4WD, the GMC Sierra 2500 delivers confident towing and hauling with responsive acceleration and strong low-end torque. The AT4X package enhances off-road capability with upgraded suspension, skid plates, and all-terrain tires, while maintaining a quiet, controlled ride on pavement.
The exterior balances muscular presence and purposeful design, featuring durable trim, integrated lighting, and convenient bed access options to keep gear secure and organized. Inside, premium materials, supportive seating, and an intuitive infotainment system ensure long days behind the wheel remain productive and comfortable. Advanced driver assist technologies and multiple camera views provide added confidence when maneuvering tight job sites or trailer setups.
Designed for owners who demand strength without sacrificing refinement, this GMC Sierra 2500 offers a comprehensive blend of capability, technology, and comfort. Whether towing heavy equipment, navigating rugged terrain, or handling daily driving duties, the 2026 GMC Sierra 2500 AT4X is engineered to perform. Schedule a test drive to experience its capability firsthand.
Built for capability and comfort, this 2026 GMC Sierra 2500 AT4X combines heavy-duty performance with refined features for demanding work and weekend adventures. Powered by a robust 6.6L V8 and full-time 4WD, the GMC Sierra 2500 delivers confident towing and hauling with responsive acceleration and strong low-end torque. The AT4X package enhances off-road capability with upgraded suspension, skid plates, and all-terrain tires, while maintaining a quiet, controlled ride on pavement.
The exterior balances muscular presence and purposeful design, featuring durable trim, integrated lighting, and convenient bed access options to keep gear secure and organized. Inside, premium materials, supportive seating, and an intuitive infotainment system ensure long days behind the wheel remain productive and comfortable. Advanced driver assist technologies and multiple camera views provide added confidence when maneuvering tight job sites or trailer setups.
Designed for owners who demand strength without sacrificing refinement, this GMC Sierra 2500 offers a comprehensive blend of capability, technology, and comfort. Whether towing heavy equipment, navigating rugged terrain, or handling daily driving duties, the 2026 GMC Sierra 2500 AT4X is engineered to perform. Schedule a test drive to experience its capability firsthand.