The Kobelco SK390 LC-11 is a crawler excavator in the 39-ton class, designed for heavy-duty earthmoving, site preparation, and material handling applications. It is part of Kobelco's SK LC-11 series and features a long undercarriage configuration for improved stability and ground contact. The machine is commonly used in construction, utility, and infrastructure projects where digging depth, reach, and lifting performance are required. Typical configurations include a diesel engine, hydraulic excavator boom and arm, enclosed operator cab, and advanced hydraulic control systems. The SK390 LC-11 is built for productivity, durability, and efficient operation in demanding jobsite conditions.