Specialized Aethos Pro
Best ultralight road bike for riders prioritizing pure handling and climbing performance.
A masterclass in balancing featherweight construction with exceptional ride quality. It strips away the unnecessary to focus purely on the sensation of speed and handling, making it an ideal choice for riders who prioritize performance and comfort on long, challenging routes.
$6499.99
at
Westwood Cycle
More Aethos options
Who it's for
- Climbers seeking effortless acceleration on steep mountain ascents
- Endurance cyclists prioritizing comfort during long, all-day rides
- Traditionalists who appreciate classic styling with modern performance features
Who should skip it
- Budget-conscious riders looking for high-value performance components
- Competitive racers needing aerodynamic advantages for flat, high-speed sprints
- Weight-obsessed enthusiasts chasing the absolute lightest possible build
Performance breakdown
Climbing Efficiency
Featherweight frame construction makes gravity feel like an afterthought on ascents.
Handling Precision
Razor-sharp steering geometry rewards aggressive lines through technical, winding descents.
Maintenance Simplicity
External routing and threaded bottom brackets make roadside repairs refreshingly straightforward.
Shift Performance
Shimano Ultegra Di2 delivers crisp, instantaneous gear changes under any load.
Ride Compliance
Balanced carbon layup absorbs road chatter without sacrificing essential power transfer.
Aerodynamic Profile
Prioritizes weight and feel over wind-cheating tube shapes for pure climbing.
Key Specs
Frame
Aethos FACT 10r Carbon
Fork
FACT Carbon
Wheels
Roval Alpinist CL II Carbon
Brake Type
Hydraulic Disc
Drivetrain
Shimano Ultegra Di2 12-Speed
Tires
S-works Turbo 2BR
Crankset
Shimano Ultegra R8100 with 4iiiis Power Meter
Cassette
Shimano Ultegra 11-30t
Frame Size
61 inches
Weight
14.95 lbs
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