JCB JZ70 CRAWLER EXCAVATOR

Technical Description

The JCB JZ70 is a compact midi excavator engineered for precision digging and material handling in confined spaces. Powered by a 58 horsepower A-4JGI four-cylinder engine with 186.8 cubic inches of displacement, this machine delivers reliable performance at 2300 rpm. The excavator offers two boom/stick configurations to suit varying operational requirements. The standard option provides a maximum digging depth of 13.6 feet and a cutting height of 23.8 feet, while the extended option achieves depths of 15.1 feet and cutting heights of 25.2 feet, with maximum reach along ground up to 22 feet. The hydraulic system operates at 4351.2 psi relief pressure with a 45-gallon-per-minute pump flow capacity, supported by a 24.4-gallon fluid reservoir. Three interchangeable bucket sizes—0.2, 0.3, and 0.4 cubic yards—accommodate diverse excavation tasks. The undercarriage features a low ground pressure of 4.7 psi, achieved through a 450mm track width and 39 shoes per side, enabling operation on soft ground without causing damage. With a travel speed of 3.2 mph and swing speed of 9.5 rpm, the JZ70 demonstrates responsive maneuverability. The machine maintains a compact transport profile with dimensions suited for residential and commercial job sites. Standard operating weight reaches 16,537 pounds, providing stability during digging operations. The 31.8-gallon fuel capacity ensures extended operation between refueling intervals, while the 24-volt electrical system supports auxiliary equipment. This combination of power, precision, and portability makes the JCB JZ70 an ideal solution for construction, landscaping, and utility contractors requiring dependable excavation capabilities in limited-access environments.