Originally Posted by
1975StroppeBaja
Before I did mine, I looked at the eurekaboy write up and my driveshaft was different than his, so I did a write up on what mine was like.
2004 F250 Slip Yoke Service
As shown on my page, I used Valvoline Durablend grease on mine. So far its holding up well.
Very nice job on your write up!
I wonder about the grease fitting idea that others have talked about, as far as I know the slip joints that have a fitting also have a groove around the circumference to allow grease to flow to all the splines.