 With the Brabham team switching to the new BT33 in 1970, the BT26As were campaigned sporadically by privateer entries, with Peter de Klerk recording the best result, 11th (and last) at the South African Grand Prix.In 1971 Jackie Pretorius retired it from its final race in the South African Grand Prix.In non-Championship events, Brabham won the 1969 BRDC International Trophy at Silverstone and Ickx won the 1969 Oulton Park International Gold Cup.