Question: what are the inside dimensions of a tractor trailer?
Answer: On the inside, semi-trailers are 47′ 6″ long, 98.5″ wide and 108 inches high. The rear door opening is 94″ in width and 102″ in height. 53 ft semi-trailers have a capacity of 3,489 cu ft (cubic feet) and weigh 13, 500 lbs.