The SEM 655D (a Caterpillar brand) is a rugged, high-productivity 5-ton wheel loader built to perform in demanding applications such as port logistics, quarry handling, mine support, and large-scale construction earthworks. Designed using Caterpillar structural standards and component designs, the 655D features a high-torque engine, a heavy-duty countershaft transmission, and a wide-base articulated frame to deliver maximum traction and stability during heavy pile digging