The 2021 GMC Sierra 1500 AT4 is a full-size truck built for drivers who want strong V8 power, real 4x4 ability, and upscale comfort in one confident package. Finished in Black and offered by Steele Chevrolet Buick GMC in Dartmouth, this used Sierra 1500 AT4 has 106,025 km and brings bold capability for work, travel, and everyday driving.With its 6.2-litre gas V8 and automatic transmission, the 2021 GMC Sierra 1500 AT4 delivers smooth power and strong response when you need it most. Its four-wheel-drive system adds extra confidence on rough roads, in poor weather, and on weekend adventures. Four full doors also make cabin access easy for passengers and gear alike.FEATURES OF THE Sierra 1500 AT4Standard 6.2-litre V8 engine powerFactory two-inch suspension lift includedFour-wheel drive for added tractionOff-road focused AT4 design detailsTRUCK FEATURESStrong towing ability for trailer workDurable truck bed for daily tasksFour-door cab adds passenger practicalityBuilt for work and weekend useADVANCED SAFETY FEATURESRear vision camera aids reversingFour-wheel drive boosts slippery-road controlLarge body structure adds confidenceTraction support for changing road conditionsPERFORMANCE AND EFFICIENCY6.2-litre gas V8 delivers strengthAutomatic transmission shifts smoothly and quicklyFour-wheel drive supports off-road tractionStrong capability for hauling and towingCOMFORT AND CONVENIENCEFour full doors ease cabin accessSpacious cabin suits daily travelElevated ride height improves visibilityPractical layout supports long drivesTECHNOLOGY AND CONNECTIVITYDriver-focused controls are easy to reachClear instrument display supports awarenessModern cabin design feels well organizedUseful interface keeps functions accessibleCARGO SPACEPickup bed handles bulky cargoFlexible hauling space for equipmentCabin storage helps organize essentialsRear area supports passenger belongingsAWARDS & RECOGNITIONSBest Buy Award, The Car Guide, 2021Best Full-Size Pickup, Auto123.com, 2021WHAT OTHER OWNERS LIKEStrong V8 power for passingComfortable ride for a large truckConfident four-wheel-drive road mannersUseful blend of work and comfortThis Sierra 1500 AT4 stands out with the kind of muscle many truck shoppers want. The 6.2-litre V8 is one of the biggest highlights of this model, giving it strong acceleration and the kind of effortless performance that feels right at home on the highway or when pulling extra weight. The automatic transmission helps deliver that power in a refined and easy manner.For drivers in Nova Scotia, four-wheel drive is a major advantage. Rain, snow, gravel, and cottage roads are easier to handle when a truck is equipped for changing conditions. The AT4 trim is also known for its off-road-minded setup, which adds to its appeal for buyers who want more than just pavement comfort.Inside, this 2021 GMC Sierra 1500 AT4 offers the kind of space and usability that make a full-size truck a smart family and work choice. The four-door layout gives rear passengers easier entry, while the cabin design supports long-distance comfort and everyday practicality. It is a truck that feels ready for commuting, road trips, and job site duty.The black exterior gives this Sierra 1500 AT4 a clean and commanding look that suits its rugged character. Whether you need a truck for towing, hauling, or simply enjoying the sound and strength of a 6.2-litre V8, this GMC offers a balanced mix of toughness, comfort, and proven capability.This 2021 GMC Sierra 1500 AT4's VIN is: 1GTP9EEL9MZ265201.