Roadster, Scooter, Sports, Sports Touring, Trail. Champion on wet surfaces especially when braking, MICHELIN Pilot Road 4 tire provides versatility and longevity. Shorter Braking Time on Wet Surfaces. Thanks to new XST+ sipe technology, the MICHELIN Pilot Road 4 tire offers a 17% shorter braking time than its nearest rival on wet surfaces, and 24% shorter on extremely slippery surfaces such as white traffic lines and pedestrian crossings. 20% Greater Longevity. With a rubber derived from 2CT technology that's harder in the middle than on the shoulder, the MICHELIN Pilot Road 4 tire lasts 20% longer than the MICHELIN Pilot Road 3 tire. Thanks to its MICHELIN XST+ sipes, it benefits from chamfers which limit uneven wear and tear.