THE PONTIAC GTO IS A FRONT-ENGINE, REAR-DRIVE, TWO-DOOR, FOUR-PASSENGER AUTOMOBILE MANUFACTURED AND MARKETED BY THE PONTIAC DIVISION OF GENERAL MOTORS OVER FOUR GENERATIONS FROM 1963 UNTIL 1974 IN THE UNITED STATES — WITH A FIFTH GENERATION MADE BY GM'S AUSTRALIAN SUBSIDIARY, HOLDEN, FOR THE 2004 THROUGH 2006 MODEL YEARS. THE FIRST GENERATION OF THE GTO IS CREDITED WITH POPULARIZING THE MUSCLE CAR MARKET SEGMENT IN THE 1960S. GTO FANS; INTERESTING