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 the marque's showcases for the newest automotive technology. Several nameplates also offer long-wheelbase versions that offer additional rear legroom and amenities. Full-size luxury cars sold in Canada and the U.S. typically have mid-displacement V8 engines, though recently some marques have offered six cylinder powerplants but without much success. Vehicles in this category include some of the models from the flagship lines of luxury car brands. In China: Hongqi L5, Emgrand GE, and Hongqi HQE. In Europe, this includes the Audi A8, BMW 7 Series, Porsche Panamera, Volkswagen Phaeton, Maserati Quattroporte, Mercedes-Benz S-Class, and the Jaguar XJ. In Japan: Honda Legend,