The configuration of Tianjin kr high roof double sleeper car is the most worth buying. This engine is matched with the Fast eight gear transmission. The first gear speed ratio is 7.34, and it is equipped with an overdrive gear with a speed ratio of 0.75. In addition, the rear axle with a speed ratio of 4.1 can give better play to the dynamic performance of this car, so that it has a faster economic speed, and is more suitable for high-speed road conditions. The wheelbase of this Dongfeng Tianjin KR is 5000mm, and the body size is 9x2.55x3.74m