After several hours of searching and having no luck I知 going to post this question. I have a nine inch ford axle that I have had cut down to go in my 1952 F1. I知 having a hard time identifying the brake drums. Here is what I know. The axle is a big bearing housing it had 28 spline axle it had two different length axles the drums are 11x2.50 the bolt pattern it 5 on 4.50 and the hole in the center of the drum is 2.42 in size