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gear oil

  1. F

    Differential Replacement for 2003 4wd Explorer

    The rear differential was just rebuilt/replaced in my 2003 4wd Ford Explorer. It is making noise again and I wonder about the fluid that was put in it. Any recommendations - do I need to do a complete fluid change? TIA
  2. D

    How to Change Rear Differential Fluid

    Hey Guys, Here is my newest "How To" video, How to Change Rear Differential Fluid. This is definitely some good preventative maintenance at about 100K miles. I will be making a shorter version that goes over the basics. This is the in-depth one. The idea is after watching this video, anyone...
  3. 4

    Leaky rear differential. Big problem?

    I have a 2001 explorer sport and my rear diff is leaking right at the pinnon seal. I don't know how long it has been like this but it is pretty bad. It is all over the bottom, gas tank, diff, and drive shaft. When I park it for more than a few days, a puddle forms. Is it serious or should I get...
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