Shortage of oil, or oil leakage, short of maintenance for too long.
If you have up and down movement with the rear axle at the bearing, chances are the axle is also worn.
Which ever axle the brakes have worn out.
== == Bad tire? Bent wheel? Bent axle? Worn strut? Worn strut bushing?
First of all don't overload your roller. secondly make sure that the roller is not worn or was badly cleaned the last time it was used. and last and very important once the paint has been evened out on the wall lightly feather it with the roller don't press too hard on it.
Worn front axle and/or front end component.
Worn out front sway bar links or bushings can do that.
Could be plenty of things, clutch not disengaging, synch rings worn, or gear lever linkage worn or misaligned.
If you can afford it, replace both. if one side is worn out, odds are the other side will soon be worn too.
It could be worn spider gears or ring and pinion,. Did you change the bearing while you had the axle out? Did you consider it might be the other side? sounds tend to carry like that. How about U-JOINT?
Worn tire? Tire and/or wheel out of balance? Bad wheel bearing? Bent axle?
It would be recommended to replace the rear axle bearings and axles when they are worn/bad. If the bearings and axles are okay, just replace the seals.
A clicking noise, when accelerating, can be caused by a worn CV joint. The CV joint can cause the axle to collapse when it breaks.