The Doosan DL420 is a wheel loader designed for material handling, loading, and stockpile work in construction, quarry, aggregate, and industrial applications. It is part of Doosan's DL-series wheel loader lineup and is typically used for moving bulk materials such as soil, gravel, sand, and rock. The DL420 is known for its articulated chassis, front-mounted loader bucket, and operator cab designed for visibility and control. Common features include hydraulic lift and tilt functions, four-wheel drive, and a diesel powertrain. Exact specifications may vary by market, configuration, and model year.