Experience the power and rugged sophistication of the 2021 GMC Sierra 1500 AT4 Crew Cab, designed for drivers who demand capability and comfort in every mile.
Built with a robust Ecotec3 5.3L V8 engine paired with a smooth 10-speed automatic transmission, this Sierra 1500 AT4 delivers impressive towing and hauling performance for work or adventure. The Summit White exterior complements its bold, off-road-ready stance, featuring specialized AT4 suspension with Rancho monotube shocks and skid plates to confidently tackle rough terrain. Inside the spacious Crew Cab, premium materials and thoughtful design create a refined environment, while advanced technology like the multi-color head-up display keeps essential information within easy view. The Sierra’s ProGrade Trailering System simplifies towing with features like trailer light test and trailer brake controller, making heavy-duty tasks safer and more manageable. With its locking rear differential and hill descent control, this truck offers enhanced control and stability whether navigating steep inclines or slippery surfaces. For those who need a versatile pickup that balances rugged capability with refined comfort, the 2021 GMC Sierra 1500 AT4 stands ready to perform at every turn.
Be sure to call or visit Toyota of Richardson to discover more. Your new favorite vehicle awaits - don't let someone else drive it home!







