送交者: skipper3 于 2005-6-13, 00:20:13:
回答: 直接说明了不就完事了， 由 coubert 于 2005-6-12, 23:59:38:
know, tires are rated by speed. Tires with higher speed rating cost a lot more than ones rated lower. I once bought a set of tires with only one grade higher than stock tires for a ~25% premium. Of course it turns out I don't actually need them.