Suspension arm refresh query

[pothole]

Originally Posted by BYprodriver

#8 is the top suspect for noises, #17 controls rear toe setting which is what wears the tires irregularly when worn. Alignment must be done after disconnecting any of these parts so if your car has more than70,K miles do everything now & save a little on the labor & 1 alignment charge instead of 2.

Thanks. Plan to do the work myself and money is pretty tight, so am trying to avoid replacing parts unnecessarily...

I'd love to replace the lot, obviously, as I'd hate to have to go back in if it's still knocking.