Quiver

2025 Specialized Roubaix SL8 Comp vs 2025 Trek Domane SL Gen 2 Rim

The 60 is the Trek Domane SL Gen 2 Rim size closest to your 58 Specialized Roubaix SL8 Comp. 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 SL Gen 2 Rim

Compared with the Specialized Roubaix SL8 Comp in 58, the Trek Domane SL Gen 2 Rim in 60 places the top of the head tube at about the same height and 14 mm further back, relative to the bottom bracket.

Frame stack
+2 mm
About the same height
Frame reach
−14 mm
Shorter frame reach
Wheelbase
+1 mm
About the same
Head angle
−0.9°
Slacker: calmer steering
Chainstays
+2 mm
About the same

The two frames

2025 Specialized Roubaix SL8 Comp (58)The Specialized Roubaix SL8 Comp frame drawn to scale.J 1031

Only the Specialized Roubaix SL8 Comp is drawn. The Trek Domane SL Gen 2 Rim numbers we have for size 60 are missing the seat angle.

Geometry side by side

MeasurementSpecialized Roubaix SL8 Comp 58Trek Domane SL Gen 2 Rim 60Difference
Reach397383−14 mm
Stack630632+2 mm
Head tube angle7372.1°−0.9°
Seat tube angle73.5not listed
Effective top tube584579−5 mm
Chainstay length423425+2 mm
Wheelbase10311032+1 mm
BB drop7875−3 mm
BB height271not listed
Standover809817+8 mm
Seat tube length505567+62 mm
Fork length375not listed
Head tube length168220+52 mm

Differences are the Trek Domane SL Gen 2 Rim minus the Specialized Roubaix SL8 Comp. Full charts: 2025 Specialized Roubaix SL8 Comp, 2025 Trek Domane SL Gen 2 Rim.

Where each sits in its class

Specialized Roubaix SL8 CompTrek Domane SL Gen 2 Rim

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 SL8 CompSL8 CompTrek Domane SL Gen 2 Rim
FrameSpecialized FACT 10Rnot listed
ForkSpecialized Future Shock 3.2not listed
ShifterShimano 105 R7170not listed
DerailleurShimano 105 R7170 Di2, Shimano 105 R7150 Di2not listed
CassetteShimano 105not listed
ChainShimano 105not listed
CranksetShimano 105not listed
Bottom bracketShimano BSAnot listed
WheelsetDT Swiss G540not listed
TireSpecialized S-Works Mondo 2BRnot listed
BrakeShimano 105not listed
HandlebarSpecialized Hovernot listed
StemSpecialized Futurenot listed
GripsSupacaz Super Sticky Kushnot listed
SeatpostSpecialized S-Works Pavenot listed
SaddleSpecialized Power Sportnot listed

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