Zipp's current road-ish-but-gravel-ish 303 S model has been replaced by an all-new road specific platform, the 404 S, leaving the 303 XPLR S to take care of the rough stuff. I
t comes with some pretty punchy aero claims, claiming to beat the likes of Roval and Scope, all while coming in at a price point that significantly undercuts the competition in many cases.