The 350 series are rated as 2-ton trucks. The 300 series are 1-1/2 Ton. The 353 will signify the wheelbase. I believe it is 161". You can also find a lot of information at the oldgmctrucks.com website. Hope this helps.


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