Helpful 8 Thanks for your input!
Install was easy. Helpful 1 Thanks for your input!
The 75w140 is said to have a wider viscosity range, when more accurately it would be a wider temperature range. If you are changing gears or even adding new gear oil, it is always a good idea to add friction modifier to help the performance of the gears. Oct 3, 2007. As per the manual the 8.
Performance Gain 2. However, generally speaking, an over the counter synthetic will suffice but I prefer to order Redline synthetic gear oil.
You must log in or register to reply here. Shop Install Installation Cost: Its the best grade product available for automotive lubrication. Royal Purple Max Gear 75w140 weight oil is recommended for use in 1979 to 2019 Mustangs and is compatible with other oils.
Saved - View your saved items. The Royal Purple price is great. So far, the stuff has been great. I was advised to let the fluids warm up a little bit longer being that it's a significantly heavier weight than oem.
I am wondering.... Gives me a good piece of mind. Mark Forums Read.
Mine was changed at about 5k with the install of a new ring and pinion I changed again recently at 35k with Royal Purple. It took me about 1 and half to complete. Immediatey noticed the difference after letting my car warm up and idle down.
Performance Gain 3 3 Fit 5 5.
Your site said this was the correct lube for the car when I ordered it. Helpful 2 Thanks for your input!
Changing differential fluid Started by Stanged78 Oct 9, 2005 Replies: Sep 7, 2003 405 1 16 SE MI. View Public Profile.