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 30 percent of major luxury brands' U.S. sales are now SUVs. Luxury brands in particular led the development of crossover SUVs (as opposed to body-on-frame SUVs), making it one of the fastest growing segments in the market, as the forecast for 2002 was approximately 240,000 vehicles and that could double by 2006. Research data showed luxury SUV buyers are compared those vehicles to SUVs of mass market brands, and not shopping around luxury cars, thus the SUV is becoming the key to bringing new customers to the luxury dealerships. Certain luxury SUVs use body-on-frame underpinnings, often being badge-engineered versions of