The axles on my 75 Overlander were shot. Here is a photo showing how the swing arms are nearly horizontal. They come from the factory with a downward 22.5 degree "starting angle".
So you might want to jack up one side of your trailer, take the wheels off, and look at your swing arms. A downward angle is good.
It is obvious that my wheels were buried deeper in the wheel wells. Many experienced vintage Airstreamers can look at a trailer and see it is a "low rider" and needing new axles. Bad axles loose their suspension capability and become stiff as a board. This puts extra stress on the trailer when towing over bumps.
David
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WBCCI #8607 VAC Region 11
KnowledgeBase trailer renovation threads: 69 Globetrotter, 76 Sovereign, 75 Overlander, 66 Trade Wind Such fun !
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