Quiver

2018 Specialized Roubaix Pro vs 2019 Trek Domane SLR Frameset

The 58 is the Trek Domane SLR Frameset size closest to your 56 Specialized Roubaix 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 Trek Domane SLR Frameset

Compared with the Specialized Roubaix Pro 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

2018 Specialized Roubaix Pro (56)The Specialized Roubaix Pro frame drawn to scale.J 993

Only the Specialized Roubaix Pro is drawn. The Trek Domane SLR Frameset numbers we have for size 58 are missing the seat angle.

Geometry side by side

MeasurementSpecialized Roubaix Pro 56Trek Domane SLR Frameset 58Difference
Reach381mm380−1 mm
Stack611mm611±0 mm
Head tube angle73.5°72.0°−1.5°
Seat tube angle73.5°not listed
Effective top tube561.8mm567+5 mm
Chainstay length415mm425+10 mm
Wheelbase993mm1022+29 mm
BB drop76mm78+2 mm
Standover785mm796+11 mm
Seat tube length501mm548+47 mm
Head tube length150mm195+45 mm

Differences are the Trek Domane SLR Frameset minus the Specialized Roubaix Pro. Full charts: 2018 Specialized Roubaix Pro, 2019 Trek Domane SLR Frameset.

Where each sits in its class

Specialized Roubaix ProTrek 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 ProProTrek Domane SLR FramesetSLR Frameset
ShifterShimano Dura-Ace R9120not listed
DerailleurShimano Dura-Ace R9100not listed
CassetteShimano Ultegra R8000not listed
ChainShimano Ultegranot listed
Bottom bracketPraxis 6806not listed
WheelsetRoval CL 32not listed
TireSpecialized S-Works Turbonot listed
BrakeShimano Dura-Ace R9120not listed
SeatpostSpecialized CG-Rnot listed
SaddleSpecialized Phenom Expertnot listed
Framenot listedTrek OCLV
Forknot listedTrek Domane

Know what is on every bike.

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