190SL
The W121-040 chassis 190SL Roadster with the M121-921 motor was made between 1955 and 1961 (Hard top only).
The W121-040 chassis 190SL Roadster with the M121-928 motor was made between 1962 and 1963 (Hard top only).
The W121-042 chassis 190SL Roadster with the M121-921 motor was made between 1955 and 1961 (Soft top only).
The W121-042 chassis 190SL Roadster with the M121-928 motor was made between 1962 and 1963 (Soft top only).