Trek 2026 Domane SLR 9 Gen 4 – Trek Store

The ultimate in speed, comfort, and performance. The Domane SLR 9 Gen 4 is Treks top-tier endurance road bike, built for riders who want pro-level performance without sacrificing all-day comfort. Its ultra-lightweight 800 Series OCLV Carbon frame is designed for speed and efficiency, while the rear IsoSpeed decoupler smooths out rough roads so you can ride harder, longer. Outfitted with the lightning-fast and precise Shimano Dura-Ace Di2 wireless electronic drivetrain, this bike delivers flawless shifting every time. The Aeolus RSL 37 carbon wheels are aero-optimized, tubeless-ready, and paired with wide 32 mm tires (clearance up to 38 mm) for confident handling on any terrain. Internal storage, sleek cable routing, and refined endurance geometry make the Domane SLR 9 as versatile as it is fast perfect for race day and long solo missions.