The Air Brake Pressure Switch, No. 904-7791, from Dorman Products is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance and durability and to serve as a replacement for an original part that has failed due to wear, damage, and corrosion. Applications include IC 2015-05, IC Corporation 2019-03, and International 2019-02.