The Domane SLR 9 AXS Gen 4 is Trek’s top-tier endurance road bike, built for riders who demand the best in performance, comfort, and technology. Crafted from ultralight 800 Series OCLV Carbon, it features rear IsoSpeed for added compliance on rough roads without sacrificing efficiency. At its heart is a wireless 2x12 SRAM RED AXS E1 electronic drivetrain—SRAM’s lightest and most precise groupset—paired with a power meter to maximise training gains. Lightweight OCLV Carbon wheels and handlebars round out a premium build designed to go fast and stay smooth, mile after mile.
Key Features
800 Series OCLV Carbon frame – Trek’s lightest carbon lay-up for ultimate stiffness and ride quality
Rear IsoSpeed – Smooths out rough terrain for comfort over long distances
SRAM RED AXS E1 2x12 wireless drivetrain with power meter – The lightest, most advanced wireless shifting system from SRAM
OCLV Carbon wheels and handlebars – Lightweight and responsive for confident handling and all-day speed
Who it’s forThe Domane SLR 9 AXS is for endurance riders who want it all—ultralight carbon, cutting-edge wireless shifting, integrated power data, and class-leading comfort. Whether you’re racing or tackling back-to-back centuries, it’s built to keep you fast, fresh, and in control.

