In 1951, three 2-door body styles were included in the Chrysler Imperial model; a Club Coupe, a hardtop, and a convertible. They sold only 650 convertibles and the model was discontinued in 1952. Chrysler introduced its 331 cu Hemi head V-8 in 1951. Also an Hydraguide power steering was introduced on the Imperial for an extra $226 and was standard on the Imperial Crown. The 1952 models were similar to the 1951 models and the unique way to tell their difference is through serial numbers. The Imperial taillights were not changed unlike the Chryslers. Power steering was standard and the new Imperial Crown was not changed for 1952. 1952-1952 model years, had only 338 cars built and the serial numbers show 205 were registered for 1952. There was a minor adjustment of one-inch reduction in front tread measurement.
1953, the Imperial model was renamed the Imperial Custom which resembled the New Yorker but unique wheelbase, taillights and side trim. It also had exceptional clean front fenders and high rear fender stone shield. It was also the first year of stylized eagle hood ornament. It had standard Power brakes, power windows, front and rear folding armrests and padded dash. All Imperials had had parking lights placed between the top and center grille moldings different from other Chrysler cars. The six-passenger Imperial Custom limousine was a new model which comprised of standard electric windows, electric division window, floor level lamps, rear section heater, fold-up footrests, mounted seatback clock and leather interiors. The same year, the exclusive Imperial Custom Newport hardtop was added to the Imperial line with higher price than the eight-passenger sedan. They dropped the 2-door Club coupe. The Imperial sedans had a wheelbase 2 inches longer than the 2-door sedans. The limousine had moldings on top of the rear fenders and the Imperial Crown nameplate was slightly changed. Imperial Crowns were now available with a 12-volt electrical system and Chrysler’s fully automatic transmission namely, PowerFlite. The Imperial had a one-piece windshield for the first time.