Leyland were, by 1954, part owners of SCG but the 1954 PDR1 prototype had the direct air-operated Pneumocyclic transmission at the time, neither Guy nor Daimler had a two-pedal transmission and AEC had only just exhibited theirs on the prototype Routemaster.
Leyland were part owners of SCG. This was by 1954. The 1954 PDR1 prototype had the direct air-operated Pneumocyclic transmission at the time, neither Guy nor Daimler had a two-pedal transmission. AEC had only just exhibited theirs on the prototype Routemaster.