Quote Originally Posted by JOATMON View Post
Hey, I thought that seat looked familiar, I used to own an '89 GMC. I would have thought it was too wide for the '57 cab. Thanks for the tip, it's got to be more comfortable than the original, looks like I may go junkyard hunting for one.
Nolan
It fits like it was made for the 55-59 Cab. The mounts fits right between the two humps in the floor, drill 4 new holes and your bench seat is ready to go.