2020 Specialized Tarmac SL6 Frameset vs 2022 Specialized Aethos Expert
The 52 is the Specialized Aethos Expert size closest to your 52 Specialized Tarmac SL6 Frameset. 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 Specialized Tarmac SL6 Frameset in 52, the Specialized Aethos Expert in 52 places the top of the head tube at about the same height and about as far forward, relative to the bottom bracket. Its wheelbase is 5 mm longer, which can contribute to stability at speed.
- Frame stack
- ±0 mm
- About the same height
- Frame reach
- ±0 mm
- About the same reach
- Wheelbase
- +5 mm
- Longer: steadier at speed
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- +5 mm
- Longer: more planted
The two frames
Specialized Tarmac SL6 Frameset, 52Specialized Aethos Expert, 52Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Tarmac SL6 Frameset 52 | Specialized Aethos Expert 52 | Difference |
|---|---|---|---|
| Reach | 380mm | 380mm | ±0 mm |
| Stack | 527mm | 527mm | ±0 mm |
| Head tube angle | 72.5° | 72.5° | ±0.0° |
| Seat tube angle | 74° | 74° | ±0.0° |
| Chainstay length | 405mm | 410mm | +5 mm |
| Wheelbase | 970mm | 975mm | +5 mm |
| BB drop | 74mm | 74mm | ±0 mm |
| BB height | 266mm | 266mm | ±0 mm |
| Standover | 755mm | 728mm | −27 mm |
| Seat tube length | 462mm | 462mm | ±0 mm |
| Fork length | 363mm | 369mm | +6 mm |
| Head tube length | 126mm | 120mm | −6 mm |
Differences are the Specialized Aethos Expert minus the Specialized Tarmac SL6 Frameset. Full charts: 2020 Specialized Tarmac SL6 Frameset, 2022 Specialized Aethos Expert.
Where each sits in its class
Specialized Tarmac SL6 FramesetSpecialized 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 | Specialized Tarmac SL6 Frameset | Specialized Aethos ExpertExpert |
|---|---|---|
| Frame | not listed | Specialized Aethos FACT |
| Shifter | not listed | Specialized Di2 Shimano Ultegra R8170 |
| Derailleur | not listed | Specialized Di2 Shimano Ultegra R8150 |
| Cassette | not listed | Shimano Ultegra |
| Chain | not listed | Shimano XT M8100 |
| Crankset | not listed | Shimano Ultegra R8100 |
| Wheelset | not listed | Roval C38 |
| Tire | not listed | Specialized S-Works Turbo |
| Brake | not listed | Shimano Ultegra R8170 |
| Seatpost | not listed | Roval Alpinist |
| Saddle | not listed | Specialized Power Expert |
Know what is on every bike.
Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.
Explore the app
