 Kunze kwokuva motokari yemakwikwi zvikuru, Cooper Bob-tail yaifanira kuumba hwaro hwokuedza kwaCooper kwokutanga kupinda muWorld Championship. Jack Brabham akanga awana mukurumbira wakasimba semumhanyi muAustralia yekumusha kwake achityaira Cooper Bristol yakashandurwa zvishoma iyo yaakatumidza kuti RedeX Special. Paakatamira kuUK akaenderera mberi kwaakange asiya, achityaira Cooper-Alta mumakwikwi epamba eBritish. Kushanya kwaBrabham kunzvimbo yekushandira yaCooper kunotora zvikamu zvekugadzirisa zvakatungamira mukubatana neCooper outfit, uye gare gare kubatanidzwa kwakazara nechikwata chebasa raCooper. Pakupedzisira, akanyengetedza Coopers kuti amubvumire kugadzira Formula One shanduro yeT39 chassis yakatenderedza 2-litre Bristol injini. Brabham, achishanda anenge ari oga pamotokari, akapedza Formula One chaiyo zuva pamberi pomutambo wayo wokutanga: 1955 British Grand PrixpaAintree Circuit. Kunyange zvazvo injini yemotokari yacho yakundikana pakubuda kwokutanga uku, kubudirira kwakatevera kwakaratidza kuti Cooper ane injini yekumashure akanga achikwikwidzana nemichina yeFormula One yezuva racho, pakupedzisira achikunda 1955 Australian Grand Prix, uye akazarura nzira yokuti vashandi veCooper vagadzire mutambi akakodzera ane muviri wakakwana. 