2020 Trek Madone SLR Disc Speed vs 2022 Specialized Aethos Expert
The 58 is the Specialized Aethos Expert size closest to your 60 Trek Madone SLR Disc Speed. 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 Specialized Aethos Expert
Compared with the Trek Madone SLR Disc Speed in 60, the Specialized Aethos Expert in 58 places the top of the head tube 10 mm lower and 3 mm further forward, relative to the bottom bracket. Its wheelbase is 4 mm longer, which can contribute to stability at speed.
- Frame stack
- −10 mm
- Lower front end
- Frame reach
- +3 mm
- Longer frame reach
- Wheelbase
- +4 mm
- Longer: steadier at speed
- Head angle
- −0.4°
- Slacker: calmer steering
- Chainstays
- −1 mm
- About the same
The two frames
We can't draw these frames yet. The Trek Madone SLR Disc Speed numbers we have for size 60 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Madone SLR Disc Speed 60 | Specialized Aethos Expert 58 | Difference |
|---|---|---|---|
| Reach | 399 | 402mm | +3 mm |
| Stack | 601 | 591mm | −10 mm |
| Head tube angle | 73.9° | 73.5° | −0.4° |
| Effective top tube | 586 | not listed | |
| Chainstay length | 411 | 410mm | −1 mm |
| Wheelbase | 1001 | 1005mm | +4 mm |
| BB drop | 68 | 72mm | +4 mm |
| Standover | 811 | 796mm | −15 mm |
| Seat tube length | 573 | 532mm | −41 mm |
| Head tube length | 191 | 184mm | −7 mm |
| Seat tube angle | not listed | 73.5° | |
| BB height | not listed | 268mm | |
| Fork length | not listed | 369mm |
Differences are the Specialized Aethos Expert minus the Trek Madone SLR Disc Speed. Full charts: 2020 Trek Madone SLR Disc Speed, 2022 Specialized Aethos Expert.
Where each sits in its class
Trek Madone SLR Disc SpeedSpecialized Aethos Expert
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 | Trek Madone SLR Disc SpeedSLR 6 Disc Speed | Specialized Aethos ExpertExpert |
|---|---|---|
| Frame | Trek OCLV | Specialized Aethos FACT |
| Fork | Trek Madone KVF | not listed |
| Shifter | Shimano Ultegra R8020 | Specialized Di2 Shimano Ultegra R8170 |
| Derailleur | Shimano Ultegra R8000 | Specialized Di2 Shimano Ultegra R8150 |
| Cassette | Shimano Ultegra R8000 | Shimano Ultegra |
| Chain | Shimano Ultegra HG701 | Shimano XT M8100 |
| Crankset | Shimano Ultegra R8000 | Shimano Ultegra R8100 |
| Bottom bracket | Trek BB90 | not listed |
| Wheelset | Bontrager Aeolus Pro 5 | Roval C38 |
| Tire | Bontrager R3 Hard-Case Lite | Specialized S-Works Turbo |
| Brake | Shimano Ultegra R8070 | Shimano Ultegra R8170 |
| Handlebar | Trek Madone | not listed |
| Stem | Trek Madone | not listed |
| Headset | Trek Madone | not listed |
| Seatpost | Trek Madone | Roval Alpinist |
| Saddle | Bontrager Montrose Elite | Specialized Power Expert |
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