My '40 1-1/2 Ton had the same problem. I bought the bushings and made a new bar. Now there is no wobble and the pedals go straight through the toe board without rubbing on the sides.


1939 GMC AC-102 Long Bed 1/2-Ton
In the Legacy Stovebolt Gallery
More details in his DITY Bay

1940 Chevy WB Series 1.5-Ton
In the Stovebolt Gallery