Transcript Volvo Trucks North America highlighted its expanding focus on vocational trucks at ConExpo 2026 by displaying its VHD 300 dump truck. In the video above, Duane Tegels, product marketing manager for Volvo Trucks, gave us a detailed tour of the Class 8 off-road hauler at the show. “The Volvo VHD 300 is designed for demanding jobsite applications, including construction, heavy haul and other rugged tasks,” the company says.