<prompt> Qedela umusho olandelayo: I-P25 yaqala ukugijima emincintiswaneni engeyona eye-championship ngo-September 1955. Amandla amahhashi emoto abonakala eyisici sayo esiqinile, kodwa izinkinga zayo zokuphatha nokwethembeka zembulwa ngokushesha. Kwafakwa ama-Type 25 amathathu kaTony Brooks, uMike Hawthorn, noRon Flockhart emdlalweni wokuqala womhlaba wezimodeli, iBritish Grand Prix yango-1956. Nokho, ayikho eqediwe. Izinkinga zokwethenjelwa zazizohlupha iqembu ngesikhathi kusathuthukiswa i-P25. Amaphayiphu amakhulu ayethambekele ekungeniseni imfucumfucu enjini, futhi idiski elilodwa elingemuva lalivame ukwehluleka. I-P25 yayingeke iqede iGrand Prix kuze kube yilapho uHarry Schell ethatha indawo yesihlanu emncintiswaneni  <response>: UMonaco Grand Prix ka-1958. USchell noJean Behra babezoqeda endaweni yesibili neyesithathu ku-Dutch Grand Prix walowo nyaka. Kwakuyizikhundla zokuqala ze-BRM. Amaphuzu amane engeziwe avela kuBehra, Schell, kanye noJoakim Bonnier osanda kuqashwa abeka i-BRM endaweni yesine eMqhudelwaneni Wokuqala Wabakhi. UBonnier wathatha ukunqoba kwakhe kokuqala kwe-BRM ngo-1959 Dutch Grand Prix. Njengoba i-P25 yayisebenza ngokuthembekile, i-BRM yakwazi ukuthola indawo yesithathu ku-Constructors Championship. Njengoba nje i-P25 yayithembekile, uCooper waqala inguquko yezinjini ezingemuva futhi ngokushesha wenza izimoto ezinjini ezingaphambili njenge-P25 zaphelelwa yisikhathi. I-BRM yaqala ukusebenza ngemodeli enenjini yangemuva, i-P48 kungekudala ngemuva kokunqoba kukaBonnier. I-P48 yayizothatha indawo ye-P25 maphakathi nesizini ka-1960. 