2017 Trek Domane SL Pro vs 2019 Specialized Roubaix
The 54 is the Specialized Roubaix size closest to your 56 Trek Domane SL 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 Specialized Roubaix
Compared with the Trek Domane SL Pro in 56, the Specialized Roubaix in 54 places the top of the head tube 6 mm lower and about as far forward, relative to the bottom bracket. Its wheelbase is 21 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −6 mm
- Lower front end
- Frame reach
- −2 mm
- About the same reach
- Wheelbase
- −21 mm
- Shorter: quicker to change direction
- Head angle
- +0.8°
- Steeper: sharper steering
- Chainstays
- −5 mm
- Shorter: livelier
The two frames
We can't draw these frames yet. The Trek Domane SL Pro numbers we have for size 56 are missing the seat angle. The numbers below still compare.
Geometry side by side
| Measurement | Trek Domane SL Pro 56 | Specialized Roubaix 54 | Difference |
|---|---|---|---|
| Reach | 377 | 375 | −2 mm |
| Stack | 591 | 585 | −6 mm |
| Head tube angle | 71.9° | 72.75 | +0.8° |
| Effective top tube | 554 | 545mm | −9 mm |
| Chainstay length | 420 | 415 | −5 mm |
| Wheelbase | 1008 | 987 | −21 mm |
| BB drop | 78 | 76 | −2 mm |
| Standover | 776 | 762 | −14 mm |
| Seat tube length | 525 | 481 | −44 mm |
| Head tube length | 175 | 125 | −50 mm |
| Seat tube angle | not listed | 74 |
Differences are the Specialized Roubaix minus the Trek Domane SL Pro. Full charts: 2017 Trek Domane SL Pro, 2019 Specialized Roubaix.
Where each sits in its class
Trek Domane SL ProSpecialized Roubaix
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 SL ProSL 6 Pro | Specialized RoubaixRoubaix |
|---|---|---|
| Frame | Trek OCLV | Specialized FACT 9r |
| Fork | Trek Domane | not listed |
| Shifter | Shimano Ultegra | Shimano Tiagra |
| Derailleur | Shimano Ultegra | Shimano Tiagra, Shimano Tiagra GS |
| Cassette | Shimano Ultegra | Shimano Tiagra |
| Chain | Shimano Ultegra | KMC X-10 |
| Crankset | Shimano Ultegra | Shimano Tiagra 4700 |
| Bottom bracket | Trek BB90 | Shimano Tiagra |
| Wheelset | Vision Metron 40 LTD | Specialized Axis Sport |
| Tire | Bontrager R2 Hard-Case Lite | Specialized Espoir Sport |
| Brake | Bontrager Stop | Tektro Spyre |
| Handlebar | Bontrager Lite IsoZone | Specialized Comp Hover |
| Seatpost | Bontrager Tuned | Specialized Alloy |
| Saddle | Bontrager Affinity | Specialized Toupé Sport |
| Chainring | not listed | Shimano 50T, Shimano 34T |
| Rotor | not listed | Tektro Spyre |
| Stem | not listed | Specialized 3D-forged alloy |
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