The Doosan DL420 is a wheel loader designed for material handling, loading, stockpiling, and general earthmoving applications. It is part of Doosan's DL series and is commonly used in construction, quarry, aggregate, and industrial site operations. The DL420 typically features a diesel engine, articulated steering, hydraulic lift and bucket systems, and an operator cab configured for visibility and control. Wheel loaders in this class are used for moving bulk materials such as soil, gravel, sand, and demolition debris. The DL420 is recognized for its production-oriented design, durability, and compatibility with a range of bucket and attachment options.