Multi axle low bed trailer
Supro Trailer produce special trailers for oversize cargo. For the multi axle trailer, we produce 6 axles low bed trailer, 7 axles low bed trailer etc. And the extendable trailer could have automatic steering function and extendable beams among the trailer.
Supro also produce hydraulic suspension with jake up suspension low bed trailer.
Automatic steering structure
Supro Trailer produce the pneumatic steering and hydraulic steering multi axle low bed trailer. The pneumatic steering cost is much cheaper than hydraulic steering multi axle low bed trailer.
Pneumatic automatic steering multi axle low bed trailer
Each pneumatic automatic steering axle is indepent, and do not need a power pack ( Hydraulic automatic steering multi axles trailer need a power pack to provide the engine, and steering cylinders to pull the axle steering) and steering cylinders. So the cost of the pneumatic automatic steering trailer is more better. So the maintanance cost is also better.