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Over my short time here, I've seen a lot of folks trying to the compare various ratios of various transmissions to see where the gains and losses are etc. I was most-recently inspired over in this thread and came up with this:
. . . and added the magenta reference lines to make it easy to compare with the 4R100 in this case. Count up from each transmission's name for all of the gears, starting with Reverse on the bottom.
This is based on the following data:
Please PM me for corrections, additions, or suggestions, let me know which transmission you want comparison lines on (if applicable), and include a link to the thread you want it in and I'll post it. I have also posted this in this thread in 1999 - 2003 7.3L Power Stroke Diesel where I was most-recently inspired.
Last edited by CathedralCub; Jan 18, 2026 at 06:03 PM.
Reason: Added the "Count up" sentence and a couple of line-feeds
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