this may be a old question, but i did not find it in search mode. what determined which kind of e-brake these truck had?? i am talking about the ad,s 47-55
my 1950 6400 has the foot and my 1956 bus has the trans-brake.


http://www.flickr.com/photos/11977495@N06/sets/
1952 COE
1952 3100
1953 3100
1950 6400
1951 Suburban