Oldsmobile Firenza Parts and Oldsmobile Firenza Accessories

The C/K is the name for and GMC's full-size pickup truck line from 1960 until 1999. The first pickup truck appeared in 1924, though in-house designs did not appear until 1930. "C" denoted two-wheel drive while "K" denoted four-wheel drive.

The C/K light-duty pickup truck was replaced with the Silverado and GMC Sierra in 1999; the Silverado HD and GMC Sierra HD heavy-duty pickup trucks followed in 2001.