Used Caterpillar 773B Off-Highway Trucks For Sale

The Caterpillar 773B is an off-highway haul truck designed for mining, quarry, and large earthmoving applications. Built for high-capacity material transport, the 773B features a rigid frame, diesel powertrain, and heavy-duty suspension for operation on rough haul roads. It is commonly used to move overburden, aggregate, and other bulk materials in demanding site conditions. The model is part of Caterpillar's off-highway truck lineup and is recognized for serviceability, durability, and compatibility with large-scale loading equipment. The 773B remains a reference model in used equipment markets and fleet histories for heavy-duty haulage operations.