The frames are different. I believe the channel is taller and deeper and the metal is thicker on the 3/4-ton than the 1/2-ton. I can't tell you how much that close to the front, where it could make a difference in mounting the kit.


1955 1st GMC Suburban | 1954 GMC 250 trailer puller project | 1954 GMC 250 Hydra-Matic | 1954 Chevy 3100 . 1947 Chevy COE | and more...
It's true. I really don't do anything but browse the Internet looking for trouble...