Rex Diff and Gearbox specialises in the repair and re-manufacture of automatic and manual gearboxes, differentials, prop shafts, steering systems and clutches, RDG was established in 1992 by Rick and Gayle Rex, and has continued to set benchmarks in all categories of automotive transmission repair, from passenger cars and light commercial vehicles to medium, heavy and extra-heavy duty trucks and yellow metal equipment. RDG is a preferred supplier and service provider for several leading OE motor manufacturers in South Africa.