1 1/8 was standard on them, but you could get 1 1/4 and 1 5/16. I think it all had to do with what rear brakes the truck was running.

I know the Corvette guys like using the truck 1 1/4 master, if that makes any difference.



1954 3600 Chevy Truck
"The Fake Truck"
In the Stovebolt Gallery
More pix on Photobucket