Used Caterpillar 777B Off-Highway Trucks For Sale

The Caterpillar 777B is an off-highway haul truck designed for large-scale mining, quarry, and heavy earthmoving operations. Built for high-capacity material transport, the 777B is part of Caterpillar's rigid-frame truck lineup and is commonly used in demanding haul applications where durability and payload efficiency are required. It features a diesel powertrain, heavy-duty suspension, and a large dump body for moving rock, overburden, and aggregate over rough terrain. The model is recognized for its serviceability, robust construction, and suitability for continuous production environments. The Caterpillar 777B remains a reference machine in the off-highway truck category.