LIEBHERR R974C SME CRAWLER EXCAVATOR

Technical Description

The Liebherr R974C SME is a heavy-duty hydraulic excavator designed for large-scale earthmoving and construction tasks. It features a powerful engine delivering **543 horsepower (405 kW)**, providing robust performance for demanding operations. The excavator’s boom and stick combination (Option 1) offer a **maximum digging depth of 23.92 feet** and a **maximum reach along the ground of 40.33 feet**, enabling efficient access to deep and wide excavation zones. The operating weight of the machine is **211,421 lbs**, ensuring stability and traction during heavy lifting and digging activities. This model is equipped with a gooseneck boom measuring 7.2 meters and a 2.9-meter stick, optimized for superior digging force and reach on various terrains. The R974C SME’s hydraulic system supports a high breakout force, suitable for breaking through tough materials. Its undercarriage is designed for durability with track shoe widths up to 600 mm and ground clearance of approximately 2.14 feet, enhancing maneuverability and minimizing ground pressure. The cab includes ROPS (Roll Over Protective Structure) safety features and is engineered for operator comfort and visibility. Additional features include a common-rail injection turbocharged diesel engine with after-cooling to meet emission standards. The tubrocharged engine at 1800 rpm ensures efficient fuel consumption and power delivery. The excavator’s large bucket capacity options, ranging typically from 2.2 to 6.2 cubic meters, accommodate substantial material volumes per cycle. Its design supports 360° rotation for versatile operation on job sites requiring precise material handling.