For me the limiting component is the noise, wind, tires mainly when driving on autoroutes. The furthest was about 1000 km from Aix-en-Provence to Spittal/Drau in Austria. But normally about 500 km with a little sightseeing, coffee and photostops.

Karl
Life is hard in the mountains

2009 silver +4, 2013 red C4P, 2014 yellow M3W gone to a new owner