Nice explanations (two times - both posts), jorb
As I posted above:
You are correct. Description is incorrect: "These are bushings with nuts and bolts for the shackle to leaf spring on a 1/2 ton pickup."
The title is more correct: "Rear End To Spring"
I have used the Chevs of the 40s bushing on two 1/2 ton 1954 trucks.
It is a tight fit in the metal seat. Here is how I installed each bushing:
- clean and polish the journal in the seat
- freeze the bushing
- wipe the inside of the seat with a little thin lubricant (like WD-40)
- press or hammer the bushing into the seat
- put the seals on each side of the bushing
- place the bushing inside the "hangers" on the axle
- put the bolt in place and tighten
- torque to ??