140 - Deep Groove Bearing - 40x80x18mmInner front wheel bearing for most large pre war Armstrong Siddeleys, eg 115HP, 17HP, 20HP, 20/25HP, Siddeley Sp...
325 - Deep Groove Bearing - 25x62x17mmOuter front hub bearing for most big pre-war Armstrong Siddeleys, eg 20HP 20/25HP, Siddeley Special. Equivalent ...