Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200
The Caterpillar 773D is an off-highway haul truck designed for mining, quarry, and large earthmoving applications. Built for high-capacity material transport, the 773D features a rigid frame, diesel powertrain, and heavy-duty suspension for operation on rough haul roads and demanding site conditions. It is commonly used to move overburden, aggregate, and other bulk materials in production environments. The model is part of Caterpillar's off-highway truck lineup and is recognized for its serviceability, durability, and compatibility with large-scale material handling operations. The 773D is typically configured for high payload performance and continuous duty cycles in industrial and construction fleets.