| Marques | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
| Marques | # | Date | Liens | Photos | Forums | Histoire |
| A.C. Bertelli (United Kingdom) | - | |||||
| A.C.M.A. (France) | 2 | 1958 - 1961 | --> 8 |
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| A.G.S. (United States of America) | 4 | 1968 - | --> 4 |
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| Abarth (Italy) | 44 | 1950 - 1971 | --> 38 |
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| ABC (United Kingdom) | 2 | 1920 - 1927 | --> 3 |
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| AC (United Kingdom) | 45 | 1908 - | --> 7 | --> 48 | 10 msg |
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| AC Schnitzer (Germany) | 7 | 1985 - | --> 23 | 4 msg |
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| Acrea (France) | 1 | - | --> 4 | |||
| Acura (Japan) | 45 | 1986 - | --> 13 | --> 109 | 2 msg |
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| Adler (Germany) | 7 | 1889 - 1939 | --> 15 |
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| Air Tourist (France) | 1 | - | --> 3 |
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| Aixam (France) | 6 | 1983 - | --> 8 |
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| Aixam-Mega Group (France) | 1992 - | |||||
| Alart (France) | 1 | 1959 - 1959 | --> 4 | |||
| Albion (United Kingdom) | 1 | 1900 - 1913 | --> 4 |
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| Alco (United States of America) | 1 | 1905 - 1913 | --> 4 |
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| Alcyon (France) | 1 | 1902 - 1928 | --> 3 | 1 msg |
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| A-level (Russia) | 1 | 2000 - | --> 2 | |||
| Alfa Romeo (Italy) | 367 | 1910 - | --> 49 | --> 450 | 18 msg |
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| Allard (United Kingdom) | 19 | 1936 - 1962 | --> 20 |
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| Alldays (United Kingdom) | 1 | 1898 - 1918 | --> 4 |
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| Alphi (France) | 2 | 1929 - 1931 | --> 4 |
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| Alpina (Germany) | 82 | 1965 - | --> 78 |
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| Alpine (France) | 32 | 1955 - 1994 | --> 13 | --> 35 | 2 msg |
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| Alva (France) | 1 | 1913 - 1923 | --> 4 |
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| Alvis (United Kingdom) | 19 | 1920 - 1967 | --> 34 |
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| Amédé Bollée (fils) (France) | 2 | 1896 - 1922 | --> 7 |
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| Amédé Bollée (père) (France) | 1 | 1875 - 1899 | --> 4 | |||
| American Motors C. (United States of America) | 178 | 1954 - 1988 | --> 31 | --> 61 |
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| American Underslung (United States of America) | 2 | 1906 - 1914 | --> 4 |
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| Amilcar (France) | 18 | 1921 - 1939 | --> 38 |
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| Amphicar (Germany) | 1 | 1961 - 1968 | --> 4 | --> 10 |
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| Ann Arbor (United States of America) | 1 | 1911 - 1912 | --> 3 |
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| Apal (Belgium) | 5 | 1961 - 1995 | --> 8 |
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| Argyll (United Kingdom) | 2 | 1899 - 1932 | --> 5 |
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| Ariel (United Kingdom) | 6 | - | --> 5 |
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| Aries (France) | 4 | 1903 - 1938 | --> 6 |
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| Arista (France) | 1 | 1956 - 1963 | --> 4 |
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| Armstrong Siddeley (United Kingdom) | 11 | 1919 - 1960 | --> 8 |
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| Arnolt (United States of America) | 1 | 1952 - 1960 | --> 6 |
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| Aro (Romania) | 35 | 1954 - 2006 | --> 17 | 5 msg |
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| Arrol-Johnston (United Kingdom) | 1 | 1897 - 1931 | --> 4 |
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| Arrows (United States of America) | 20 | 1978 - 2002 | --> 2 | |||
| Artega (Germany) | 1 | - | --> 6 | |||
| Arton (United Kingdom) | 1 | - | --> 4 |
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| Arup (United Kingdom) | - | |||||
| Arzens (France) | 2 | - | --> 9 | |||
| Asa (Italy) | 1 | 1962 - 1969 | --> 7 |
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| Ascari (United Kingdom) | 2 | 1995 - | --> 11 |
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| Asia (South Korea) | 2 | 1965 - 1999 | --> 4 |
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| Aster (France) | 1900 - 1910 | --> 7 |
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| Aston Martin (United Kingdom) | 86 | 1922 - | --> 16 | --> 247 | 26 msg |
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| Auburn (United States of America) | 13 | 1900 - 1937 | --> 27 |
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| Audi (Germany) | 535 | 1909 - | --> 21 | --> 365 | 293 msg |
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| Audi (China) | 1989 - | |||||
| Audibert & Lavirotte (France) | 1 | 1894 - 1901 | --> 2 | |||
| Austin (United Kingdom) | 93 | 1906 - 1989 | --> 9 | --> 90 | 23 msg |
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| Austin-Healey (United Kingdom) | 14 | 1953 - 1970 | --> 10 | --> 39 |
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| Austro Daimler (Austria) | 1 | 1899 - 1936 | --> 4 |
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| Auto Avio (Italy) | 1 | 1940 - 1947 | --> 3 | |||
| Auto Union (Germany) | 10 | 1932 - 1969 | --> 6 | --> 27 |
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| Autobianchi (Italy) | 14 | 1955 - 1989 | --> 27 |
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| Autobleu (France) | 2 | 1953 - 1967 | --> 7 |
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| Autodelta (Italy) | 1962 - | --> 3 |
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| Automoto (France) | 1901 - 1907 | --> 3 |
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| Autovia (France) | 1 | 1937 - 1939 | ||||
| Auverland (France) | 3 | 1984 - | --> 3 |
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| Avanti (United States of America) | 21 | 1965 - | --> 18 |
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| AvtoVAZ Group (Russia) | 1970 - | |||||
| AWZ (Germany) | - | |||||