Toyota Mark X late 1960s. Instead of being based on a modified Supra chassis "A" series platform, the Mark X continues to use the Toyota "X" platform, and does not share its platform with the Toyota "S" series platform used under the Toyota Crown and the Lexus GS. The continuation of describing this vehicle as the "X" series is a reference to the first dedicated Mark II platform introduced in 1972. Major changes to the Mark series are the engine and footwork. Toyota discontinued the straight-six engines used in the Toyota Verossa, which included the JZ series and the G series engines, and
Luxury vehicle luxury car, a stylized, mass produced 2 door coupé, relying on standard components. These vehicles were popular from 1958 to 1980. Before World War II, France was a leading producer of powerful luxury automobiles. After World War II, the French government used "puissance fiscale" tax regulations to encourage manufacturers to build cars with small engines, and French motorists to buy them. The Maserati-powered Citroën SM and the Citroën C6 were arguably the last domestic French luxury cars. France is Europe's second-largest car manufacturer and its producers have benefited from the 2007 "bonus-malus écologique - ecological bonus-penalty" focusing on low CO2-emissions