2026 GMC Sierra 3500

This 2026 GMC Sierra 3500HD AT4 Crew Cab is fitted with a McGaughy's 4'' lift, JTX Forged 22'' wheels in gloss black, 37x12.50R22 Toyo Open Country R/T Trail tires, and professionally installed window tint backed by a lifetime warranty, along with Coastal Dune paint that gives the truck a restrained, clean finish. This combination brings the body higher over the axles and places larger rolling stock under the truck without changing the straight, purposeful look expected from a heavy-duty GMC. This 2026 GMC Sierra 3500HD AT4 Crew Cab also carries a 2026-spec interior and equipment list that leans heavily into towing, visibility, and driver information. This 2026 GMC Sierra 3500HD AT4 Crew Cab includes Adaptive Cruise Control, Head Up Display, Collision Warning, Rear Camera Mirror, and the Technology Package, along with Premium Audio, Wi-Fi Hotspot, Leather Seats, and a Power Sunroof. This 2026 GMC Sierra 3500HD AT4 Crew Cab also has the AT4 Premium Plus Package and AT4 Preferred Package, and it is finished with All-Weather Floor Liners and Front License Plate Bracket equipment already accounted for in the build.

This 2026 GMC Sierra 3500HD AT4 Crew Cab is equipped with the diesel towing hardware and support items that matter in day-to-day work, including an Exhaust Brake, Gooseneck / 5th Wheel Prep Package, Trailer Tire Pressure Monitor System, 220 Amp Alternator, and 3.42 Rear Axle Ratio. This 2026 GMC Sierra 3500HD AT4 Crew Cab also includes Upfitter Switches, Engine Block Heater, Federal Emissions Override, Emissions Requirements, and a GVWR of 12100 lbs., details that place it firmly in the heavy-duty lane. This 2026 GMC Sierra 3500HD AT4 Crew Cab further adds the Snow Plow Prep Package, Roof Marker Lamps, and Winter Grille Cover, along with the GMC MultiPro Tailgate Step Lights for added visibility around the rear of the truck. This 2026 GMC Sierra 3500HD AT4 Crew Cab is also ordered with the AT4 High Clearance Step, which keeps the exterior equipment in line with the truck's off-road-oriented trim.

This 2026 GMC Sierra 3500HD AT4 Crew Cab uses LT275/65R20E BF Goodrich Off-Road T/A Tires as part of the factory tire package, showing that the build includes both the lifted aftermarket setup and the original-spec equipment in the listing. This 2026 GMC Sierra 3500HD AT4 Crew Cab is also specified with the AT4 trim's off-road touches, while the 4'' lift and larger wheel-and-tire package give the truck a taller stance than stock without altering the rest of the listed equipment. This 2026 GMC Sierra 3500HD AT4 Crew Cab includes tinted glass, and the note regarding lifetime warranty coverage for the tint is part of the vehicle's described work rather than a generic dealership add-on. This 2026 GMC Sierra 3500HD AT4 Crew Cab keeps the description focused on what is actually present, from the gloss black forged wheels to the trail-oriented Toyo tires and the professionally completed window treatment.

This 2026 GMC Sierra 3500HD AT4 Crew Cab combines the practical AT4 content with the more specialized trailering and utility items that are already in the build sheet. This 2026 GMC Sierra 3500HD AT4 Crew Cab includes the head-up display for at-a-glance information, leather seating surfaces, the premium sound system, and connected features through the Wi-Fi hotspot, while the sunroof brings in additional cabin light. This 2026 GMC Sierra 3500HD AT4 Crew Cab also carries the roof marker lamps, the rear camera mirror, and the collision-warning system, all listed as part of the truck's equipment rather than optional afterthoughts. This 2026 GMC Sierra 3500HD AT4 Crew Cab presents a long list of factory and added components that are straightforward in purpose and familiar in use, from the heavy-duty alternator and plow prep provisions to the tailgate lighting and tire-pressure monitoring for trailers.----We've built an unmatched reputation over the last two decades for customizing and selling thousands of