The OEM wheels for many years of Chevrolet truck pre '87 have a 3 to 3 1/2" backspace, depending on wheel width, which can go up t 8" depending on option. Wheel Vintiques can do custom backspacing on their wheels. The 3 1/2" falls within the range for most of their 6 and 7 inch wheels.

Last edited by LONGBOX55; 01/20/2016 9:42 PM.
Bill Burmeister