The Caterpillar 963D is a tracked loader often grouped with wheel loaders in equipment databases, used for material handling, stockpiling, loading, and site cleanup in construction, aggregate, and industrial applications. It is powered by a Caterpillar diesel engine and features a hydrostatic drive system, joystick controls, and a front-mounted bucket for efficient loading and transport of loose material. The 963D is designed for traction, stability, and productivity on uneven ground and soft surfaces. Common uses include earthmoving, waste handling, and general construction support. It is part of Caterpillar's medium-size loader lineup for demanding jobsite conditions.