Seriosly guys , you should just stop it here. Just agree to disagree and leave it there. One of you guys have to stop so the other person stop as well. You guys are beating a dead horse here. This is no a winning or loosing situation here.
Its not even something to discuss... not the way it is done. It would be much better to take this to general or tech because it is all about how much manufacturer claims may or may not differ from the real world and has nothing to do with this test.
It's copied from ups and downs typical of Langhe (region surrounding Alba, in Cuneo province); asphalt is in bad condition for testing stability and suspension in critical conditions.