Ashok Leyland, Chennai, India, 1948.
ASA, Milan, Italy, 1962-1967
Artega Automobil GmbH & Co. KG
Arrows Grand Prix International
ARNOLT, Chicago, United States, 1953-1964
Sapphire 234
ARMSTRONG-SIDDELEY, Coventry, United Kingdom, 1919-1960
ARMSTRONG-SIDDELEY Special
ARIES, Courbevoie, France, 1903-1938
ARIES 3 liters
ARIEL, Birmingham / Coventry, Veľká Británia, 1898-1925
ARDITA, Milan, Italy, 1918
ARAB, Letchworth, United Kingdom, 1926-1928
AQUILA ITALIANA, Turyn, Włochy, 1906-1917
AQUILA ITALIANA H-35/50 '1907
APPERSON, Kokomo, United States, 1902-1926
APOLLO, Apolda, Germany, 1910-1926
ANZANI, Milan, Italy, 1923-1924
ANTONIETTI & UGONINO, Turín, Taliansko, 1905-1906
NAPIER, London, UK, 1900-1924
ANSALDO, Turin, Italy, 1919-1932
Anadol, Turkey, 1966-1991.
AMILCAR ITALIANA, Rome, Italy, 1925-1928
AMILCAR, Saint-Denis / Boulogne-sur-Seine, France, 1921-1939
American LaFrance Type 0-11A