The Trek Madone SL 6 Disc Road Bike gives you the advanced aerodynamic performance and all-around ride quality of our ultimate race bike at a great value. It has aero wheels, a road-smoothing IsoSpeed decoupler, powerful hydraulic disc brakes and a sleek look that screams for speed. Why you'll love it Adjustable Top Tube IsoSpeed lets you adjust compliance to your preference, and it's damped with an elastomer so it rebounds in a smooth, controlled, stable motion All the aero advantages of Madone, plus the added capability to clip on aero bars for triathlons and time trials Disc brakes offer better braking performance and extra clearance for wider, more stable tyres The Madone seatpost has an integrated mount for the Bontrager Flare RT tail light Let's be honest: this bike looks incredible, like it's breaking speed records even when it's parked at the café for a post-ride espresso   Trek Madone SL 6 Disc Road Bike Features Frame 500 Series OCLV Carbon Fork Madone KVF full carbon Rear derailleur Shimano Ultegra R8000, short cage, 30T max cog