Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200
The Case 521D is a wheel loader designed for material handling, loading, stockpiling, and general construction site work. As part of Case's D Series, it is built for productivity in aggregate, agricultural, industrial, and municipal applications. The 521D typically features a diesel engine, articulated steering, hydraulic lift and bucket functions, and an operator cab configured for visibility and control. Wheel loaders in this class are used to move soil, gravel, sand, and other bulk materials efficiently. The Case 521D is commonly referenced for its balance of maneuverability, lifting capability, and versatility in medium-duty loading operations.