of the Royale, developed in response to the Hyundai Sonata and Grandeur. Imperial styling was reminiscent of the contemporary Chrysler Imperial and New Yorker, but also some Japanese luxury sedans. Its formal roofline, and much revised front- and rear-end styling helped to cover up the car's Opel Senator roots. Imperial was specified with a vinyl roof, Bosch anti-lock brakes, digital instrumentation, cruise control, automatic climate control air conditioning, power windows, power door locks, power steering, a trip computer, and leather upholstery. A 2969 cc engine and four-speed automatic transmission was also fitted. This powertrain combination produced and . Top speed was claimed at . Bibliography Notes References Royale Cars introduced in 1972 Mid-size cars