Jump to content


Edge Member
  • Content Count

  • Joined

  • Last visited

About MLK2015

  • Rank
    New Member

Profile Information

  • Region
    U.S. Mississippi Valley
  • Current Vehicle
    2015 Edge Titanium AWD 3.5V6
  1. I changed the PTU and rear axle lube last week at 18,000 miles and used Red Line 75W-140 synthetic lube in both. Will the 75W-140 cause any harm in the rear axle? I don't tow and and the AWD has only engaged maybe 3 times in the last 4 years. Should I go back to 80W-90 gear lube to be safe?