Speedtech Floater 9" Ford User Manual
Page 9
Page 9 of 12
10. The axle retaining cap will be the last thing that needs to be installed,
using some BLUE Loctite on all the bolts will help ensure they do not back
out, these bolts should be checked every 2000 miles.
Fill the diff with good quality 75w90 gear oil. You will need between 3.5 and 4
quarts. Spin the yoke by hand to make sure there is no binding and both drive
flanges turn.