The Caterpillar CT630LS Luxury Sleeper Luxury Sleeper Semi Conventional Truck is built with a Cat C15 6-cylinder, in-line, turbocharged and aftercooled, electronic direct injection with dual DPF and powerful Eaton Fuller RTLO-20918B 18-speed overdrive OR Eaton Ultra Shift PLUS with HAS transmission. The Total Gross Vehicle Mass (GVM) is approximately 24,500 Kgs and has a wheel configuration of 6x4.