Originally Posted by tom moore
I will look into this further - but I don't recall a 3 speed colum shift for a 3/4 ton. Others might weigh in here about that detail.
Hello, Tom,

In 1951, the 3-speed transmission was standard equipment on 1/2 and 3/4 ton Chevrolet trucks.

http://chevy.oldcarmanualproject.com/chevyresto/51148.htm