This 2021 GMC Sierra 1500 SLT combines capability and comfort in a rugged, white exterior that commands the road. Built with a powerful 3.0L turbocharged I-6 diesel engine paired with a 10-speed automatic transmission and 4WD, this truck delivers strong performance with up to 26 highway MPG. The SLT trim brings premium features and refined styling to your daily drive or weekend adventures. - 3.0L Turbocharged I-6 Diesel Engine with 10-Speed Automatic & 4WD - Power Sunroof - SLT Premium Plus Package - X31 Off-Road Package with Off-Road Suspension & All-Terrain Tires - Engine Block Heater - Premium GMC Infotainment System with Apple CarPlay & Android Auto - Heated & Ventilated Leather Front Seats with 10-Way Power Adjustment - Lane Keep Assist, Automatic Emergency Braking & Rear Cross Traffic Alert - Wireless Charging & 4G LTE Wi-Fi Hotspot - Chrome Assist Steps & ProGrade Trailering System This truck is well-equipped for work and play. The X31 Off-Road Package includes off-road suspension and 275/60R20 all-terrain blackwall tires, ready to tackle varied terrain. Inside, you'll find heated and ventilated leather seats, a heated steering wheel, and the premium infotainment system with navigation. Modern safety technology includes lane keep assist, automatic emergency braking, rear cross traffic alert, and ultrasonic parking assistance. Stay connected with Apple CarPlay, Android Auto, wireless charging, and SiriusXM satellite radio. Don't miss this versatile Sierra 1500 SLT. Visit us today to experience the quality and capabilities this truck offers. We're ready to put you behind the wheel. Mullinax Bronze vehicles give you the assurance of a 5 DAY/300-Mile RETURN POLICY, if you don't like it, BRING IT BACK! At Mullinax, there are NO DEALER FEES! That saves you over $1,000 vs. Our largest competitors every day! Just add tax! Mullinax has 4,000 vehicles to choose from!