2022 Specialized Aethos Expert vs 2023 Trek Madone SLR
The Trek Madone SLR size closest to your 54 is the 54. Compare the 54 instead
What changes on the Trek Madone SLR
Compared with the Specialized Aethos Expert in 54, the Trek Madone SLR in 58 places the top of the head tube 37 mm higher and 12 mm further forward, relative to the bottom bracket. Its wheelbase is 14 mm longer, which can contribute to stability at speed.
- Frame stack
- +37 mm
- Higher front end
- Frame reach
- +12 mm
- Longer frame reach
- Wheelbase
- +14 mm
- Longer: steadier at speed
- Head angle
- +0.8°
- Steeper: sharper steering
- Chainstays
- +1 mm
- About the same
The two frames
Specialized Aethos Expert, 54Trek Madone SLR, 58Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Aethos Expert 54 | Trek Madone SLR 58 | Difference |
|---|---|---|---|
| Reach | 384mm | 396 | +12 mm |
| Stack | 544mm | 581 | +37 mm |
| Head tube angle | 73° | 73.8 | +0.8° |
| Seat tube angle | 74° | 73.0 | −1.0° |
| Chainstay length | 410mm | 411 | +1 mm |
| Wheelbase | 978mm | 992 | +14 mm |
| BB drop | 72mm | 68 | −4 mm |
| BB height | 268mm | not listed | |
| Standover | 748mm | 793 | +45 mm |
| Seat tube length | 481mm | 553 | +72 mm |
| Fork length | 369mm | not listed | |
| Head tube length | 137mm | 171 | +34 mm |
| Effective top tube | not listed | 574 |
Differences are the Trek Madone SLR minus the Specialized Aethos Expert. Full charts: 2022 Specialized Aethos Expert, 2023 Trek Madone SLR.
Where each sits in its class
Specialized Aethos ExpertTrek 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 ExpertExpert | Trek Madone SLRSLR 6 |
|---|---|---|
| Frame | Specialized Aethos FACT | Trek Madone |
| Shifter | Specialized Di2 Shimano Ultegra R8170 | Shimano Ultegra |
| Derailleur | Specialized Di2 Shimano Ultegra R8150 | Shimano Ultegra |
| Cassette | Shimano Ultegra | Shimano Ultegra |
| Chain | Shimano XT M8100 | Shimano 105 DI2 |
| Crankset | Shimano Ultegra R8100 | Shimano Ultegra Mid Compact |
| Wheelset | Roval C38 | Bontrager Aeolus Pro 51 |
| Tire | Specialized S-Works Turbo | Bontrager R3 Hard-Case Lite |
| Brake | Shimano Ultegra R8170 | Shimano Ultegra |
| Seatpost | Roval Alpinist | Trek Madone |
| Saddle | Specialized Power Expert | Bontrager Aeolus Elite |
| Fork | not listed | Trek Madone KVF |
| Chainring | not listed | Shimano Ultegra |
| Bottom bracket | not listed | Trek T47 |
| Rotor | not listed | Shimano Ultegra |
| Handlebar | not listed | Trek Madone Integrated |
| Stem | not listed | Trek Madone aero |
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