Arnold has auto trailer dealers. They stock and sell trailers, which are automobile transport vehicles. Cars need to be transported (more than one) from one location to another. This is accomplished by using trailers. They can be of different models, makes, specifications and sizes. Dealers would usually stock a cross-section of such trailers in Arnold. The floor clearance of the models can be high or low. These trailers are used by independent contractors, car manufacturers, and others. Used auto trailers can also be found for sale.