Improved RMA with open propeller shaft, hypoid axle, full hydraulic brakes and bigger rear window. For 1954 model-year, cars have streamlined sidelamps, no running boards and curious rear wheel spats. Chassis solid enough, but watch for body rot on all RM saloons - the frame is of timber.
- 1496cc (S4 OHV)
- Front engine, rear-wheel drive
- Production dates:
- 1952 to 1955
- Number produced: