List of AEC buses
This is a list of Associated Equipment Company (AEC) and London General Omnibus Company (LGOC) buses from 1909 to closure in 1979. == LGOC / AEC (1909–1918) == X-type B-type W Z Y == 1918–1941 == K-type (1919–1926) S-type (1920–1927) NS-type (1922–1929) 400-series 500-series Renown 411/413-series (1925–1929) LS-type (1927–1928) Reliance 660-series (1928–1932), transitional model featuring newly developed 6-cylinder engine in 1920s type chassis LT-type (1929–1933), with six wheels; first 150 had outside staircases due to enforcement by the Metropolitan Police.