The 2024 Trek Domane SL 5 Gen 4 is a carbon endurance road bike built for riders who want speed, stability, and all-day comfort on any surface. With a lightweight 500 Series OCLV Carbon frame, rear IsoSpeed decoupler, and clearance for up to 38mm tires, it floats over rough roads while staying fast and responsive. The 12-speed Shimano 105 drivetrain delivers crisp, reliable shifting, and powerful hydraulic disc brakes give you confident stopping in any weather. Whether you're hammering out long rides or tackling unpredictable terrain, the Domane SL 5 Gen 4 blends race-ready performance with fatigue-fighting comfort.