Construction Equipment Guide
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Fort Washington, PA 19034
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The Caterpillar 773D is an off-highway haul truck designed for mining, quarry, and large earthmoving applications. It is part of Caterpillar's 773 series and is used to transport high volumes of material over rough terrain and unpaved haul roads. The 773D typically features a rigid frame, rear dump body, diesel powertrain, and heavy-duty suspension for load carrying and site durability. Common applications include overburden removal, aggregate hauling, and construction material transport. The model is recognized for its serviceability, operator visibility, and compatibility with demanding fleet operations in off-road environments.