Features: Our pipelayer caterpillar 583K is a nice work horse for your project. The 583K has a planetary shift with 530 mm/21? diameter, high torque-capacity oil clutches. Special valve permits unrestricted speed and direction changes under full load. Single-stage torque converter with output torque divider combines smoothness and economy. Connected to transmission by double universal joint for unit construction to provide servicing ease. The 583 has an excellent counterweight system with fully hydraulic control, high mounting of counterweight pivot point gives excellent side and bottom clearance. Over-center design prevents creep-out when retracted. It has minimum overall width for easier maneuvering and shipping.