The Madone SLR 9 Disc is the ultimate aero superbike. An ultra-light 800 Series OCLV Carbon frame, adjustable compliance, and an all-new Shimano Dura-Ace Di2 wireless electronic drivetrain make it the final stop in your search for an incredibly fast, top-of-the-line aero road bike. You don't settle. The Madone SLR 9 Disc is right for riders who want every performance advantage on the road, including our best and lightest carbon lay-up ever, advanced aerodynamics and superior ride quality. Our lightest-ever 800 Series OCLV Carbon frame with Kammtail Virtual Foil aerodynamic tube shaping and road-smoothing Adjustable Top Tube IsoSpeed, KVF full-carbon disc fork, 12 mm thru axles, an adjustable aero bar and stem, a all-new 2x12 Shimano Dura-Ace Di2 wireless electronic drivetrain, tubeless ready Bontrager Aeolus RSL 51 carbon wheels, a micro-adjust Madone seatmast and Dura-Ace flat-mount ...