Formed in 1983, Ralston Diesel Service Inc. is a provider of a variety of oil field equipment that provides various related services. Located in Victoria, Texas, the firm offers its vast customer base an array of services that include heavy equipment repair, packaged systems, fabrication, preventive maintenance programs and many more. The company and service and sell rebuilt transmissions and torque converters, including Allison, Twin Disc, Caterpillar, Funk, Fuji, Case and National. Ralston Diesel Service Inc. serves a number of industries, including industrial, marine, agricultural, oilfield, and construction equipment companies.