For those who might wish to understand/learn about what drive line and lifts/performance/etc
can do to ride quality (vibration, etc)
Shims are only okay to correct a misalignment, not as a standard without
measuring that there is a difference in Z-Angles between them
https://www.youtube.com/watch?v=wkfndHDiH1MYouTube Fixing Pinion Angle Problems on your lifted truck
https://www.youtube.com/watch?v=KZ-m9ov3wYMYouTube How2 Measure Calculate driveline angles
https://www.youtube.com/watch?v=R3gKCv2dwcIYouTube Driveline Vibrations and Pinion Angles
