2021 Trek Domane SLR vs 2023 Specialized Allez Sport
The 56 is the Specialized Allez Sport size closest to your 56 Trek Domane SLR. 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 Allez Sport
Compared with the Trek Domane SLR in 56, the Specialized Allez Sport in 56 places the top of the head tube at about the same height and about as far forward, relative to the bottom bracket.
- Frame stack
- −1 mm
- About the same height
- Frame reach
- +1 mm
- About the same reach
- Wheelbase
- ±0 mm
- About the same
- Head angle
- +0.6°
- Steeper: sharper steering
- Chainstays
- +5 mm
- Longer: more planted
The two frames
We can't draw these frames yet. The Trek Domane SLR numbers we have for size 56 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Domane SLR 56 | Specialized Allez Sport 56 | Difference |
|---|---|---|---|
| Reach | 377 | 378 | +1 mm |
| Stack | 591 | 590 | −1 mm |
| Head tube angle | 71.9° | 72.5° | +0.6° |
| Effective top tube | 554 | not listed | |
| Chainstay length | 420 | 425mm | +5 mm |
| Wheelbase | 1008 | 1008mm | ±0 mm |
| BB drop | 78 | 76mm | −2 mm |
| Standover | 776 | 801mm | +25 mm |
| Seat tube length | 525 | 530mm | +5 mm |
| Head tube length | 175 | 175mm | ±0 mm |
| Seat tube angle | not listed | 73.25° | |
| BB height | not listed | 274mm | |
| Fork length | not listed | 378mm |
Differences are the Specialized Allez Sport minus the Trek Domane SLR. Full charts: 2021 Trek Domane SLR, 2023 Specialized Allez Sport.
Where each sits in its class
Trek Domane SLRSpecialized Allez Sport
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 Domane SLRSLR 6 | Specialized Allez SportSport |
|---|---|---|
| Frame | Trek OCLV | Specialized Allez E5 |
| Fork | Trek Domane SLR | Specialized FACT |
| Shifter | Shimano Ultegra R8020 | Shimano Tiagra |
| Derailleur | Shimano Ultegra R8000 | Shimano Tiagra |
| Cassette | Shimano Ultegra HG800-11 | not listed |
| Chain | Shimano Ultegra HG701 | KMC X10 |
| Crankset | Shimano Ultegra R8000 | Praxis Alba |
| Wheelset | Bontrager Aeolus Pro 3V | Specialized Axis Sport |
| Tire | Bontrager R3 Hard-Case Lite | Specialized Roadsport |
| Brake | Shimano Ultegra | Shimano Tiagra |
| Handlebar | Bontrager Pro IsoCore VR-CF | Specialized Shallow Drop |
| Seatpost | Bontrager Seatmast Cap | not listed |
| Saddle | Bontrager P3 Verse Elite | Specialized Bridge Saddle |
| Chainring | not listed | Praxis Alba |
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