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2020 Specialized Roubaix Expert vs 2019 Trek Domane SLR Frameset

The Trek Domane SLR Frameset size closest to your 54 is the 56. Compare the 56 instead

What changes on the Trek Domane SLR Frameset

Compared with the Specialized Roubaix Expert in 54, the Trek Domane SLR Frameset in 54 places the top of the head tube 10 mm lower and about as far forward, relative to the bottom bracket. Its wheelbase is 22 mm longer, which can contribute to stability at speed.

Frame stack
−10 mm
Lower front end
Frame reach
−2 mm
About the same reach
Wheelbase
+22 mm
Longer: steadier at speed
Head angle
−1.5°
Slacker: calmer steering
Chainstays
+5 mm
Longer: more planted

The two frames

2020 Specialized Roubaix Expert (54)The Specialized Roubaix Expert frame drawn to scale.J 988

Only the Specialized Roubaix Expert is drawn. The Trek Domane SLR Frameset numbers we have for size 54 are missing the seat angle.

Geometry side by side

MeasurementSpecialized Roubaix Expert 54Trek Domane SLR Frameset 54Difference
Reach376mm374−2 mm
Stack585mm575−10 mm
Head tube angle72.75°71.3°−1.5°
Seat tube angle74°not listed
Chainstay length415mm420+5 mm
Wheelbase988mm1010+22 mm
BB drop76mm80+4 mm
BB height266mmnot listed
Standover762mm754−8 mm
Seat tube length465mm500+35 mm
Fork length370mmnot listed
Head tube length125mm160+35 mm
Effective top tubenot listed542

Differences are the Trek Domane SLR Frameset minus the Specialized Roubaix Expert. Full charts: 2020 Specialized Roubaix Expert, 2019 Trek Domane SLR Frameset.

Where each sits in its class

Specialized Roubaix ExpertTrek Domane SLR Frameset

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

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.

PartSpecialized Roubaix ExpertExpertTrek Domane SLR FramesetSLR Frameset
ForkSpecialized Future Shock 2.0Trek Domane
ShifterShimano Ultegra Di2not listed
DerailleurShimano Ultegra R8050 Di2, Shimano Ultegra RXnot listed
CassetteShimano Ultegranot listed
ChainShimano Ultegranot listed
CranksetShimano Ultegra R8000not listed
Bottom bracketShimano Ultegranot listed
WheelsetRoval C38not listed
TireSpecialized Turbo Pronot listed
BrakeShimano Ultegranot listed
HandlebarSpecialized Hover Expertnot listed
StemSpecialized Futurenot listed
SeatpostSpecialized S-Works Pavenot listed
SaddleSpecialized Power Expertnot listed
Framenot listedTrek OCLV

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