2024 GMC Sierra 2500HD AT4

This 2024 GMC Sierra 2500HD AT4 Crew Cab 4×4 is far more than a standard heavy-duty truck—it arrives fully customized and ready to command attention. With over $14,000 in documented professional upgrades, this Sierra has already made the investment in serious capability and unmistakable presence.

– 8″ ReadyLIFT Suspension Lift with Falcon 1.1 Shocks
– 26×14 Polished Wheels with 35×13.50R26 AMP Attack M/T Tires
– Custom Color-Matched Control Arms, Fender Flares, and Bedside Step Pockets
– Duramax 6.6L V8 Turbodiesel with 470 hp and 975 lb-ft of torque
– AT4 Premium Plus Package with Power Sunroof
– Gooseneck/5th Wheel Prep Package with Hitch Platform
– Power-Retractable Black Assist Steps with LED Lighting
– HD Surround Vision with Bed View Camera and Trailer Provisions
– Multicolor 15″ Head-Up Display and 120-Volt Power Outlets
– Bose Premium 7-Speaker Sound System with SiriusXM 360L
– Adaptive Cruise Control with Automatic Emergency Braking
– Heated and Ventilated Front Seats with Power Adjusters
– Wireless Phone Projection and Charging
– Integrated Trailer Brake Controller
– Remote Vehicle Starter System with Keyless Start

The customization sets this truck apart at every angle. While the suspension lift and premium wheels grab attention immediately, the real craftsmanship shows in details most miss: color-matched control arms, smooth fender flares, custom-treated front bumper sides, and mirror finishes all tied together with detailed GMC emblem outlines. This level of coordination transforms the truck’s appearance from modified to masterfully finished.

Under the hood sits the proven Duramax 6.6L V8 Turbodiesel paired with a 10-speed automatic and 4WD capability. A 220-amp alternator, engine block heater, and exhaust brake support heavy work demands. With the Gooseneck/5th Wheel Prep Package, this truck handles serious towing responsibilities while the Trailer Tire Pressure Monitor Sensors and Integrated Trailer Brake Controller keep operations safe and controlled.

The AT4 Premium Plus Package delivers substantial comfort and technology. The power sunroof opens the cabin while the Technology Package brings wireless phone projection, adaptive cruise control, and the Multicolor Head-Up Display. Heated and ventilated front seats adjust 10 ways with lumbar support, while the Bose audio system with SiriusXM 360L keeps entertainment engaging on long routes. Dual-zone automatic climate control, heated steering wheel, and HD Surround Vision with multiple camera provisions round out the premium experience.

Every off-road and work-focused detail has been addressed. The X31 Off-Road Package, hill descent control, 2-speed active transfer case, and spray-on bedliner with AT4 logo prepare this truck for serious terrain and duty. The high-clearance step, terrain management systems, and multiple safety features—including automatic emergency braking, forward collision alert, and lane departure warning—combine capability with responsible operation.

This Sierra 2500HD AT4 represents the fully realized vision of what a properly built heavy-duty truck should be. The customization is complete, documented, and dialed in. No waiting for parts, no scheduling a build—just a truck ready to deliver on its purpose and make its statement immediately.

Eligible vehicles (20 years old or newer with under 120,000 miles) undergo a comprehensive 139-point inspection and include a detailed AutoCheck vehicle history report along with service documentation completed prior to delivery, giving you full transparency and confidence in your purchase, with pricing and pre-delivery service fees clearly listed on our website.