Originally Posted by swamp2
Hunch, speculation or evidence of this? Where is the cut off point, 15, 20, 25? I suppose the latter question illustrates my point - there is not clear line in the sand on such issues, just shades of grey.
20mm would be my cutoff point, you're essentially doubling the length of the lugs.
If anyone feels the need to run higher - they should really look into buying wheels that fit the car, not cars that fit wheels.