75w-140
on the top of the differential
On the 1997 Ford F150, the differential could be in both the front and rear. From 1997 and on Ford used two different axles. Your truck could either have the 8.8 or 9.75 differential. If you have a rear differential you would need to lower your spare tire to have access to it.
location pcm relay 2005 ford f150
2.5L and friction modifier additive
On the Starter
29-33 ft. lbs.
134a
How to remove the right side axle half on a 1995 f150
A limited slip differential with 3.55 gearing , Ford , 3800 pound capacity
A 2005 Ford F150 can be purchased from Edmunds used cars who currently stock that exact model. Kbb and the Autotrader are also two valuable places to check.
In your car manual