Ferrari concentrated their testing at their private race track at Mugello, while McLaren tested at the Circuit de Catalunya where they were joined by Benetton and Prost, Arrows, Stewart, new entrants for 1999 BAR and Jordan opted to run at Silverstone.
Ferrari concentrou as súas probas no seu circuíto privado no Circuíto de Mugello, mentres que McLaren probou no Circuíto de Cataluña onde estiveron acompañados por Benetton, Prost, Arrows e Stewart, os novos participantes para 1999 BAR e Jordan optaron por probar en Silverstone.