New 2026 Gmc Sierra 3500 HD Pro

This Sierra 3500 Pro Crew Cab is built to balance crew comfort with serious job-site capability. Equipped with a Hillsboro GII Series 94 steel platform bed, it delivers rugged durability and smart functionality for daily work, hauling, and trailering needs. The platform features a heavy-duty 1/8 steel treadplate floor supported by 5 structural channel long sills and 2 cross members, providing a solid foundation for equipment and materials. A 40 louvered headache rack with integrated LED sealed beam lights helps protect the cab while improving visibility in low-light conditions. Work-ready equipment includes a gooseneck plate with ball and flush-mount lid, a receiver hitch with 2.5 tube and 2 adapter, and dual 7-way RV-style trailer plugs for versatile towing setups. Designed for crews who need both space and strength, this Sierra is ready to handle demanding workloads while keeping your team comfortable on the road.