3. Chevrolet's six-lug axles limit the number of custom wheels that can be used. 4. Axles in '63 and '64 1/2-ton trucks used 17-spline axles, the replacements have 30 splines. 5. Installing finely ...

Up until now, in order to run '30s-50s six-lug wheels-namely the 15- and ... the axles in the 9-inch rearend with a 6x5.5 lug pattern. Since the truck wouldn't be on the road any time soon ...