Mezue ahịrịokwu na-esonụ: Brabham dochie Schenken na onye Argentina Carlos Reutemann maka 1972. Hill nọgidere n'òtù ahụ, mana Brabham tinyere onye Argentina ahụ na BT34. Na 1972 Argentine Grand Prix hụrụ Reutemann na-ebute ọkwá na nnukwu ụgwọ mbụ ya ma mechie nke asaa. Onye Argentina ahụ lara ezumike nká na South Africa n'ihi nkwarụ sistemụ mmanụ ụgbọala. Reutemann gbajiri nkwonkwo ụkwụ ya mgbe nrụrụ aka na Rondel Racing ya banyere Brabham na Thruxton n'oge agbụrụ Formula Abụọ. E jighị BT34 mee ihe na Spanish na Monaco Grand Prix. Maka Belgium, Brabham banyere n'ụgbọala nke atọ maka onye Brazil bụ Wilson Fittipaldi, mana ọ lara ezumike nká na gearbox mebiri emebi. Onye Brazil a gbara onye nke asatọ na French Grand Prix. Fittipaldi gbara onye nke iri na abụọ na Britain n'agbanyeghị na ọ kwụsịrị ụgbọ ala ahụ na okirikiri 69 na nkwụsịtụ agbaji. Onye Brazil a gbara onye nke asaa na
Nnukwu Ihe Nrite nke Germany. Fittipaldi lara ezumike nká n'ọsọ anọ ikpeazụ nke afọ, nkwarụ breeki na Austria, nkwụsịtụ nkwụsịtụ na Italy, nkata nkwụsịtụ na Canada na nkwarụ engine na United States.