ratio

  1. T

    Help! Axle identification

    2014 Ram 2500 6.4 Hemi 4wd Can anybody identify the axle and gear ratio from the attached photo?
  2. M

    Gear ratio swap for highway

    Hello everyone. I have a 2003 2500 Cummins with power upgrades with a nv5600 6-speed, AAM 11.5 373 gears. I use it to pull a 5th wheel RV. The 1st gear I use for maybe 3sec and 6th gear revs a bit high cruising down the highway, feels like I could use another gear. I think the best way to...
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