Just to give you an idea, I have the 4:10 rearend in my 1 Ton. I run 16" tires and my RPM at 60 mph is around 2700. I don't generally go over 60 and most of the roads I use have a 50 mph limit.

1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed

My Chevy Master 4 Door is on the Road!