New Moto Guzzi Door Mats Available Now
If your not trying to reuse them I use bolt cutters.
Steel rim?This stuff will destroy the corrosion. If the rim is chrome, it won't hurt it. It's the answer. Sometimes Home Depot has it.
I haven't tried loosening them but since I'm in no hurry I figure it's best to soak them. I had seen the acetone/ATF recommendation but I posted to see if anyone had actually used this mixture for this task. Think I'll give it a try