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gear ratio

  1. Tranny swap?

    I4/I5 Engine & Drivetrain
    Hey guys, new to this forum and you all seem to have answers that I’m looking for. I have a 2005 GMC Canyon 2.8 i4 auto trans and I just don’t like the way it shifts or anything about it really, I was just wondering if anybody knew about another trans that I could do a direct swap preferably...
  2. Wrong Rear Differential ????

    Engines/Performance/Tech Questions
    I ran into quite a a mess of problems trying to change the gear ratio of my 2012 Z71 RWD. The truck came with a 3.73 and I was trying to install a 4.11 ring and pinion. The truck should have a 8.6 inch rear diff according to all ring and pinion manufacturers (Yukon, Motive Gear), however mine is...
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