The Brabham BT58 was a Formula One racing car designed by John Baldwin and Sergio Rinland for the Brabham team which raced in the season. The teams cars were driven by Italian Stefano Modena and the 1988 World Sportscar Champion, the returning Martin Brundle. It made its debut at the 1989 Brazilian Grand Prix and continued until the first two races of . The best result achieved was a third place at the 1989 Monaco Grand Prix driven by Modena. The car was powered by the Judd V8 engine and ran on Pirelli tyres.