Michelin power competition road tyres 25c pairthe power competition road bike tyre is the fastest tyre in the michelin power range and provides a 10 watt power gain compared to its predecessor the michelin pro4 service course thanks to some major innovations the michelin power competition tyre will fit the needs of even the most demanding racer michelins technology experts focused particularly on the rolling resistance grip and resistance to perforation with a view to ensuring even longer t