A typical Ram ProMaster 1500 High Roof features a cargo height of 6'5" and cargo width of 6'3". The vehicle boasts a range of cargo length options, including 10-, 12-, and 13-foot configurations. If you are looking to upfit a Ram ProMaster High Roof to your business, there are several upfit styles, such as Telecom, Construction, Catering, and Plumbing.