About the GMC TopKick C8500

The GMC TopKick C8500 is a heavy-duty vocational truck built for demanding transport, towing and chassis applications. Known for a robust frame, configurable axle layouts and compatibility with a variety of diesel powertrains, the C8500 is commonly used for dump bodies, flatbeds, mixers and severe-service rigs. It offers fleets flexible upfitting options, rugged serviceability and the load‑handling capacity required for construction, hauling and municipal work.