The S-Works Aethos 2 is the lightest production bike ever made, created in pursuit of the perfect ride for more riders. It is the lightest production road frame in the world. Built by breaking the rules of racing to deliver pure road riding bliss, Aethos 2 is engineered to disappear beneath you. It is impossibly responsive, supple, and sublime. With increased tire clearance, refined components, and data-based fit-enhancing geometry, it brings that transcendent ride feel to more riders than ever. Aethos 2 breaks the rules, for the love of the ride.