You need to cut the pads on the rearend off and get a set of pads for the narrow springs like you have on the '42. You can buy these from a number of different suppliers. Be sure to check and set your pinion angle correctly so you won't have any driveline vibration issues.


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