... Features1. The top of Refrigerated Vehicle is closed, can not open. 2 ... power. 3. The side and the rear of Refrigerated Vehicle should be equipped with body reflective marking. 4 ... . Our Refrigerated Vehicles only use the WD615.62,WD615.87 ... Duty Truck Group Co., Ltd.Technical Specifications of Refrigerated TruckEngine ModelWD615.67 WD615.67 WD615.62 WD615.62 ...