Heidenau scooter tires are now faster!
Heidenau increases the speed index for Vespa tires Heidenau scooter tires are now faster! At least on “paper”: Heidenau has increased the speed index from J (3.50km / h) to M (10km / h) for almost all tires in size 100 - 130. You can of course still drive these tires on your “slower” scooter, which has a “J-Index” in the vehicle registration document [...]
