i have a 2007 hhr ls model and im lookin to change them out i call the dealer give him the vin number and said either ther 18 mil or 25 mil i really don't want to pay for both so i wonder if anybody knows what size are stock and is there any tips how to change them out ,do i need to heat them up first or just use spray on them thanks

 

I just change out my sway bar link it had bushing in it On my 2007 LS and the dealer gave me the right one by vin#

Look at this link

http://*****************************...ay+bar&start=0

 

that's what i did he could not make heads or tails so what size is it ?