The heaviest limousine is "Midnight Rider" weighing 22,933 kg (50,560 lb). It is 21.3 m (70 ft) long and 4.1 m (13 ft 8 in) high. It was designed by Michael Machado and Pamela Bartholemew (both USA) in California, USA and begun operating on 3 September 2004.
Midnight Rider features three lounges and a separate bar and can accommodate up to 40 passengers, served by a crew of four. Its interior decor is based on the railroad Pullman cars, which were popular from the mid 1800. Its horn plays the theme of "The Midnight Rider" by the Allman Brothers.
Comments below may relate to previous holders of this record.