The Kobelco SK390 LC-11 is a crawler excavator in the 39-ton class, designed for heavy earthmoving, site development, utility work, and general construction applications. It is part of Kobelco's SK series and features a long undercarriage configuration for improved stability and ground contact during digging and lifting operations. The machine is commonly equipped with a diesel engine, hydraulic system, and operator cab designed for productivity and control. The SK390 LC-11 is used in material handling, trenching, mass excavation, and loading tasks. Its size and configuration make it suitable for demanding jobsite conditions requiring reach, digging force, and reliable performance.