2022 Specialized Aethos Pro vs 2023 Trek Madone SLR
The 60 is the Trek Madone SLR size closest to your 58 Specialized Aethos Pro. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Trek Madone SLR
Compared with the Specialized Aethos Pro in 58, the Trek Madone SLR in 60 places the top of the head tube 10 mm higher and 3 mm further back, relative to the bottom bracket. Its wheelbase is 4 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +10 mm
- Higher front end
- Frame reach
- −3 mm
- Shorter frame reach
- Wheelbase
- −4 mm
- Shorter: quicker to change direction
- Head angle
- +0.4°
- Steeper: sharper steering
- Chainstays
- +1 mm
- About the same
The two frames
Specialized Aethos Pro, 58Trek Madone SLR, 60Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Aethos Pro 58 | Trek Madone SLR 60 | Difference |
|---|---|---|---|
| Reach | 402mm | 399 | −3 mm |
| Stack | 591mm | 601 | +10 mm |
| Head tube angle | 73.5° | 73.9 | +0.4° |
| Seat tube angle | 73.5° | 72.8 | −0.7° |
| Chainstay length | 410mm | 411 | +1 mm |
| Wheelbase | 1005mm | 1001 | −4 mm |
| BB drop | 72mm | 68 | −4 mm |
| BB height | 268mm | not listed | |
| Standover | 796mm | 811 | +15 mm |
| Seat tube length | 532mm | 573 | +41 mm |
| Fork length | 369mm | not listed | |
| Head tube length | 184mm | 191 | +7 mm |
| Effective top tube | not listed | 586 |
Differences are the Trek Madone SLR minus the Specialized Aethos Pro. Full charts: 2022 Specialized Aethos Pro, 2023 Trek Madone SLR.
Where each sits in its class
Specialized Aethos ProTrek Madone SLR
Each bike is ranked against the other road bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Specialized Aethos ProPro | Trek Madone SLRSLR 6 |
|---|---|---|
| Frame | Specialized Aethos FACT | Trek Madone |
| Shifter | SRAM Force eTap AXS | Shimano Ultegra |
| Derailleur | SRAM Force eTAP AXS | Shimano Ultegra |
| Cassette | SRAM Force | Shimano Ultegra |
| Chain | SRAM Force | Shimano 105 DI2 |
| Crankset | SRAM Force AXS Power Meter | Shimano Ultegra Mid Compact |
| Bottom bracket | SRAM DUB | Trek T47 |
| Wheelset | Roval Alpinist CL | Bontrager Aeolus Pro 51 |
| Tire | Specialized S-Works Turbo | Bontrager R3 Hard-Case Lite |
| Brake | SRAM Red AXS, SRAM Red E1 | Shimano Ultegra |
| Seatpost | Roval Alpinist | Trek Madone |
| Saddle | Specialized Power | Bontrager Aeolus Elite |
| Fork | not listed | Trek Madone KVF |
| Chainring | not listed | Shimano Ultegra |
| Rotor | not listed | Shimano Ultegra |
| Handlebar | not listed | Trek Madone Integrated |
| Stem | not listed | Trek Madone aero |
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