Ramba uchiverenga ndima ino - Mujaho wokutanga wemwaka wa1969 waiva mujaho weSouth African Grand Prix naJohn Surtees naJackie Oliver vachityaira, Surtees akatyaira P138 naOliver vari muBRM P133, Surtees akabva mujaho uyu nekutadza kushanda kweinjini. Surtees akapedza ari wechishanu muSpain. Mubairo Mukuru weMonaco
Surtees akasiya basa aine gearbox yakaputsika nekuda kwekuti akarasikirwa negiredhi uye Brabham yaJack Brabham ichirovera kumashure kwaSurtees. MuEngland akapedza ari wechipfumbamwe muHolland. BRM yakasvetuka muFrench Grand Prix nemhaka yokuvakazve chikwata, naTony Rudd achienda uye kutanga kunotyisa kweBRM P139. P138 haina kushandiswa kuBritain nokuti Surtees akatasva P139 asi P138 yakaonekwazve kuGermany Grand Prix naJackie Oliver achityaira asi akasiya basa nekudonha kwemafuta. P138 haina kushandiswa kuItaly nokuti Oliver aiva neP139 yechipiri yekutyaira asi P138 yakaonekwazve kuCanada Grand Prix neCanada Bill Brack achityaira asi yakanga iri gumi pasi pasi uye isina kuiswa. Brack akatsiviwa neCanada George Eaton asi akarega pamakwikwi maviri okupedzisira a1969, kukundikana kweinjini muUnited States uye bhokisi remagetsi rakaputsika muMexico.