2018 Specialized Roubaix Expert vs 2019 Trek Domane SLR Frameset
The 58 is the Trek Domane SLR Frameset size closest to your 56 Specialized Roubaix Expert. 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 Trek Domane SLR Frameset
Compared with the Specialized Roubaix Expert in 56, the Trek Domane SLR Frameset in 58 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 29 mm longer, which can contribute to stability at speed.
- Frame stack
- ±0 mm
- About the same height
- Frame reach
- −1 mm
- About the same reach
- Wheelbase
- +29 mm
- Longer: steadier at speed
- Head angle
- −1.5°
- Slacker: calmer steering
- Chainstays
- +10 mm
- Longer: more planted
The two frames
Only the Specialized Roubaix Expert is drawn. The Trek Domane SLR Frameset numbers we have for size 58 are missing the seat angle.
Geometry side by side
| Measurement | Specialized Roubaix Expert 56 | Trek Domane SLR Frameset 58 | Difference |
|---|---|---|---|
| Reach | 381mm | 380 | −1 mm |
| Stack | 611mm | 611 | ±0 mm |
| Head tube angle | 73.5° | 72.0° | −1.5° |
| Seat tube angle | 73.5° | not listed | |
| Effective top tube | 561.8mm | 567 | +5 mm |
| Chainstay length | 415mm | 425 | +10 mm |
| Wheelbase | 993mm | 1022 | +29 mm |
| BB drop | 76mm | 78 | +2 mm |
| Standover | 785mm | 796 | +11 mm |
| Seat tube length | 501mm | 548 | +47 mm |
| Head tube length | 150mm | 195 | +45 mm |
Differences are the Trek Domane SLR Frameset minus the Specialized Roubaix Expert. Full charts: 2018 Specialized Roubaix Expert, 2019 Trek Domane SLR Frameset.
Where each sits in its class
Specialized Roubaix ExpertTrek Domane SLR Frameset
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 Roubaix ExpertExpert | Trek Domane SLR FramesetSLR Frameset |
|---|---|---|
| Shifter | Shimano Ultegra R8020 | not listed |
| Derailleur | Shimano Ultegra R8000 | not listed |
| Cassette | Shimano Ultegra R8000 | not listed |
| Chain | Shimano Ultegra | not listed |
| Crankset | Shimano Ultegra R8000 | not listed |
| Bottom bracket | Shimano Ultegra | not listed |
| Wheelset | Roval SLX 24 | not listed |
| Tire | Specialized Turbo Pro | not listed |
| Brake | Shimano Ultegra R8020 | not listed |
| Handlebar | Specialized Expert Hover | not listed |
| Seatpost | Specialized CG-R | not listed |
| Saddle | Specialized Phenom Expert | not listed |
| Frame | not listed | Trek OCLV |
| Fork | not listed | Trek Domane |
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