Waxad qortaa sii socodka faqradan - Brabham wuxuu Schenken ku badalay Argentinian Carlos Reutemann sanadka 1972. Hill ayaa kooxda la sii joogay, laakiin Brabham ayaa Argentine-ka u saaray BT34. 1972 Argentina Grand Prix wuxuu arkay Reutemann oo qaatay kaalinta koowaad ee abaalmarintiisii ugu horreysay laakiin wuxuu dhammeeyey toddobaad. Ciyaaryahanka reer Argentine ayaa ka fariistay Koonfurta Afrika sababo la xiriira cilad ku timid nidaamka shidaalka. Reutemann wuxuu jabiyay lugtiisa ka dib markii qalad farsamo uu ku yimid Rondel Racing uu galay Brabham ee Thruxton intii lagu jiray tartan Formula Two ah. BT34 looma isticmaalin Spanish iyo Monaco Grand Prix. Belgium, Brabham wuxuu galay baabuur saddexaad oo loogu talagalay Brazil Wilson Fittipaldi, laakiin wuxuu ka fariistay sanduuq qalab jaban. Ciyaaryahanka reer Brazil ayaa kaalinta siddeedaad ka galay tartanka Grand Prix ee Faransiiska. Fittipaldi wuxuu ku dhammeystay kaalinta 12-aad Britain inkastoo uu baabuurka joojiyay wareegga 69-aad oo uu jabsaday. Ciyaaryahanka reer Brazil ayaa kaalinta toddobaad ka galay tartankii Jarmalka ee Grand Prix. Fittipaldi wuxuu ka fariistay afartii tartan ee ugu dambeysay sanadka, burburkii biriiga ee Austria, ganaax ka jabay Talyaaniga
, sanduuqa xawaaraha oo burburay Kanada iyo mashiinka oo shaqeyn waayay Mareykanka.