I did replace the upper bushings. But the bushing mount is designed for a longer inner steel bushing. The factory steel bushing is .2 longer than the lift bushing. All 4 poly bushings have been changed in the photos the top one is just tighter
My 15 year old son recently acquired a 1973 k20 from his grandpa. The pickup was a farm truck for 30 years and hasn't ran in 20. All the steering and suspension is worn out as you would expect with a pickup thats lived in a field its whole life. I started with suspension and my son wanted a 4"...