Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200
The Caterpillar D4 is a compact crawler dozer used for grading, site preparation, land clearing, and general earthmoving. Built by Caterpillar, the D4 is known for its tracked undercarriage, maneuverability, and ability to work in confined or uneven terrain. As a crawler dozer, it is commonly equipped with a straight blade, angle blade, or other attachments depending on application and model year. The D4 has been produced in multiple generations, with specifications varying by series. It is used in construction, agriculture, forestry, and utility work where traction, pushing power, and precise control are required.