The Specialized Aethos Pro with Shimano Ultegra Di2 is the epitome of performance, lightweight engineering, and refined craftsmanship. The Aethos FACT 10r Carbon frame, built with Rider First Engineering™, ensures an optimal balance of stiffness and weight, providing unmatched ride quality across all sizes. Paired with a FACT carbon fork, the bike offers smooth handling and precision on every ride. With Shimano Ultegra R8170 hydraulic disc brakes for reliable stopping power and a Shimano Ultegra Di2 drivetrain delivering crisp, precise shifts, this bike is designed for riders who demand the best. The 12-speed drivetrain, featuring a 52/36T chainring and 11-30t cassette, ensures versatile performance on various terrains, while the Shimano Ultegra R8100 crankset with a 4iiiis power meter lets you track every watt of output.

The cockpit setup is designed for ultimate control and comfort. The S-Works Short & Shallow handlebars, with a 125mm drop and 75mm reach, provide a race-ready position, while the Specialized Pro SL alloy stem offers secure handling. Topped with Supacaz Super Sticky Kush tape, the grip remains secure even in the harshest conditions. The Roval Alpinist carbon seatpost, combined with the Body Geometry Power Pro saddle featuring hollow titanium rails, ensures optimal power transfer and long-ride comfort. The Specialized alloy seat binder locks everything in place, adding durability to this premium build.

The Roval Alpinist CL II wheels, with 21mm internal width carbon rims and 33mm depth, are engineered for speed and stability. These tubeless-ready wheels are paired with S-Works Turbo 2BR 700x28mm tires for maximum grip and efficiency. Weighing in at just 6.78kg (14 lb, 15.2 oz) for a size 56, the Aethos Pro is designed to disappear beneath you, delivering the perfect ride every time, whether you're climbing mountains or cruising through long stretches of road.