Quote:
Originally Posted by 41panelmark
Old Ford trucks do have that reputation for the low walk. I have a 2 speed rear end waiting to go on the truck some time next year in hopes of a bit more speed on the highway. That will have to wait as I am starting on my 18 T p/u soon.
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Not sure on a truck as old as yours, but on the 48-56 trucks with 2-sp axles, you get "slow" and "slower". "High" axle gear was a lower ratio than the single speed axle. In other words, it won't give you less RPM at cruising speeds.