1 of 15 Bain News Service photograph via Library of Congress Web site
White Motor Co. Model M Steamer (President William Howard Taft)
William Howard Taft was the first president to completely ditch carriages for cars with the purchase of his White Motor Co. Model M. The 40 horsepower seven-seater was the first Presidential State Car.
2 of 15 Infrogmation of New Orleans
Packard Twin Six (President Warren Harding)
Warren Harding was the first president to take a car to his inauguration. His ride of choice was a Packard Twin Six.
3 of 15 Wikimedia Commons
1929 Cadillac (President Calvin Coolidge)
Woodrow Wilson was one of the first presidents to ride in a Cadillac in 1918. Later, Calvin Coolidge was transported in a 1928 Cadillac Town Car.
4 of 15 GM
Cadillac 'Queen Mary'
Equipped with a full ammunition arsenal, two-way radios, and heavy-duty generators, a pair of 1938 Cadilacs christened the "Queen Mary" and "Queen Elizabeth" served Presidents Franklin D. Roosevelt, Harry Truman, and Dwight Eisenhower.
5 of 15 Wikimedia Commons
1939 Lincoln V12 'Sunshine Special' (President Franklin D. Roosevelt)
FDR's "Sunshine Special" Lincoln V12 featured a siren, two-way radio, extra-wide running boards, and grab handles for Secret Service agents. It was the first car built specifically for presidential use.
6 of 15 RM Auctions
1928 Cadillac 'Al Capone' Town Sedan (President Franklin D. Roosevelt)
After the attack on Pearl Harbor, President Roosevelt made use of a heavily armored Cadillac that was originally owned by gangster Al Capone until the Sunshine Special could be modified with armor plating, bulletproof glass, and submachine gun storage.
7 of 15 Stephen Foskett, Wikimedia Commons
1949 Lincoln Cosmopolitan (President Harry Truman)
The 1950 Lincoln Cosmopolitan was the vehicle of choice for President Harry Truman, who commissioned a pair in 1950. These vehicles would go on to serve Presidents Dwight D. Eisenhower, Lyndon B. Johnson, and John F. Kennedy.
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1961 Lincoln Continental SS-100-X (President John F. Kennedy)
However, the vehicle that is most closely associated with President Kennedy is the custom 1961 Lincoln Continental convertible, dubbed SS-100-X, in which he was assassinated.
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Lincoln Continental Executive
After the assassination of Kennedy, we don't see too many more presidential convertibles. The SS-100-X underwent a number of modifications, getting a glass roof for President Johnson and ultimately a full metal roof with a small sunroof for President Richard Nixon to stand out of.
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1972 Lincoln Continental custom (President Richard Nixon)
President Nixon ordered a 1972 Continental limousine. The vehicle featured armor plating, bulletproof glass, and a 7.5-liter V-8 engine. This was the same vehicle that President Ronald Reagan was entering in 1981 when an assassination attempt was made.
11 of 15 White House Photo Office
1983 Cadillac Fleetwood (President Ronald Reagan)
In 1983, Reagan received a Cadillac Fleetwood limousine. The tall greenhouse was wrapped, of course, in bulletproof glass.
12 of 15 Flickr user cliff1066
1993 Presidential Series Cadillac Fleetwood Brougham (President Bill Clinton)
When President William J. Clinton took office in 1993, he brought with him a custom Cadillac Fleetwood Brougham that was powered by a 7.4-liter V-8 from a Chevrolet heavy-duty pickup truck. The vehicle featured the standard armor and bulletproof glass, but it did not have a sunroof or running boards for increased safety.
13 of 15 GM
2001 Cadillac DeVille (President George W. Bush)
In 2001, the Bush administration took delivery of an armored Cadillac DeVille.
14 of 15 Wikimedia Commons
2005 Cadillac DTS Limousine (President George W. Bush)
During his next term, President George W. Bush ordered a 2005 Cadillac DTS custom. This vehicle featured all-wheel drive and is still used as an alternate presidential vehicle.
15 of 15 U.S. Secret Service
'Cadillac One' (President Barack Obama)
The 2009 Cadillac Presidential Limousine is the first State Car to not be based on a specific mass-produced model. President Barack Obama's method of conveyance features the chassis and power train of a GMC Topkick commercial truck and a variety of Cadillac styling and body components. Of course, there's about 5-inches of armor plating between the commander in chief and any would-be danger.