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Charts for RPM vs. Gears

Discussion in '5 Lug' started by matt87109, Oct 3, 2023.

  1. Oct 3, 2023 at 8:03 AM
    #1
    matt87109

    matt87109 [OP] Member

    Joined:
    Aug 8, 2023
    Member:
    #430802
    Messages:
    19
    I made the attached to help me on my nerdy quest to regear my lack luster 5-lug. Thought I would share as they may help somebody just starting their regear journey. I realize there are online calculators, but I like these because they helped me verify what I started with (driving around/easy to look at) and what I needed. For example, I know that on the highway, I don't mind <3000 RPM at cruising speed based on experimentation, and these print outs helped me compare and think about things. This helped me choose 4:10 instead of 3:90, at the same time I was verifying I started with 3:31.

    If anybody wants one for a different tire or differential ratio, I'll make it for them.

    Note that these are for the R155 transmission as noted in the titles.

    RPM_331_215-70R15.png
    RPM_390_235-70R16.png
    RPM_410_235-70R16.png
     
    Last edited: Oct 6, 2023

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