Trek Domane SLR 9 Dura-Ace Di2 Gen 5 Road Bike 2027 Engineered as the pinnacle of endurance performance, the Domane SLR 9 Dura-Ace Di2 Gen 5 represents Trek's finest all-road platform. At the center of this flaghsip complete bike is a featherweight frame constructed from top-tier 900 Series OCLV Carbon, resulting in a total bike weight of just 7.34 kg. Equipped with a electronic Shimano Dura-Ace Di2 2x12 drivetrain, high-end Bontrager Aeolus RSL 51 carbon wheels, and light Pirelli TPU inner tubes, this setup delivers immediate acceleration, crisp wireless shifting, and supreme aerodynamic efficiency across any topography. Pro-Level Precision and Comfort Combining extreme velocity with all-day compliance, this machine features an innovative cockpit paired with a vibration-damping carbon layup. The integrated Bontrager Pro Riser carbon handlebar and ergonomic Verse Short Pro saddle cushion tough surface feedback, ensuring you remain fresh during long endurance efforts. Rolling on supple 35 mm Bontrager Kwaremont RSL tubeless-ready tyres with internal clearance for up to 40 mm rubber, you gain total stability and control whether charging up smooth alpine passes, navigating fast descents, or pushing the pace over unpaved connectors.  The Ultimate Turnkey Race Machine Every element of the Domane SLR 9 Gen 5 is engineered to deliver immediate top-tier execution straight out of the box. Frame-integrated bag and fender mounts expand your riding capabilities without compromising the sleek aesthetic, while the robust threaded Praxis T47 bottom bracket and Universal Derailleur Hanger guarantee ultimate drivetrain stiffness and reliable operation. Equipped with stopping power courtesy of Shimano CL900 rotors, this flagship endurance bike gives you complete control in all weather conditions, making it an extraordinary machine for long-distance racing and relentless speed.