METZELER Roadtec Z8 Interact Tire Rear 190/50ZR17RM (73W) Size: 190/50ZR17RM Position: Rear Load/Speed: (73W) With new multi-compound technology, this tire has Interact technology with three zone tension that enhances ride enjoyment. High Mileage and precise feedback when cornering. Perfect for riding easiness, predictability, neutrality in maneuvers. CMT (Contour Modeling Technology) delivers more intuitive and effective handling characteristics. New Pi shaped tread pattern design provides improved water drainage on wet roads. Compound features with a wider application range to satisfy every possible Sport Touring need. Tubeless M Spec