1. Semi-trailers are generally 2.5 meters wide, but there are also special sizes like 2.55 meters, 2.8 meters, and 3 meters. The standard length is 13 meters, but there are also 10 meters, 11 meters, 14.6 meters, 16 meters, and 17.5 meters.
2. The most common semi-trailer on the road is the 13*2.5 meter size, which, including the cab, is about 17.5 meters long.
3. The standard size for a semi-trailer is 13 meters, and most are around 13 meters. The longest is 17.5 meters for low-bed trailers and vehicle transport vehicles.
The width of a semi-trailer is 2.5 meters. The maximum width limit for a fully enclosed box semi-trailer is 2550 mm. The width limit for a low-bed semi-trailer specifically for transporting non-detachable goods is 3000 mm.
Two-axle semi-trailer: Length 10000 mm, Width 2500 mm, Height 4000 mm
Three-axle semi-trailer: Length 13000 mm, Width 2500 mm, Height 4000 mm
Mid-axle trailer (for recreational use): Length 8000 mm, Width 2500 mm, Height 4000 mm
Semi-trailer cargo box (door lock bar): Single door width greater than 1800 mm, cargo box height greater than 2000 mm (including 2000 mm). Semi-trailers are at least two meters in length. The internal width of the cargo box of a regular large truck is generally 2.2 to 2.3 meters, with a few exceptions reaching 2.4 meters, and other special models ranging from 2.5 to 2.7 meters.
