I'm not sure if I classify as a smart guy but might be able to shed some light
on your rear end. I would guess that the numbers mean 1969 with a ratio of 3.73.
For your 235 this would be an improvement over 4.11 for highway driving, not
quite as good as 3.55.
Grant 50 3100
David Raphael wrote:
> Some of you smart guys may be able to help me identify what kind of rear
> end and gear ratios I've got in the my AD truck. On the differential cover,
> the following is written with yellow chalk or crayon: "69 - 373". The PO
> had changed the drive train, so I'm assuming he also changed the rear end.
> Can anyone translate what those numbers stand for and what they might mean
> in terms of performance?
>
> Dave '49 3100 235 3window
> Portland, Oregon
> raphael@teleport.com
>
> oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
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