2020 Specialized Bicycles Roubaix Comp – Shimano Ultegra Di2 56

Build

700C/29 in × 28 mm

Insights

Somewhat upright stack and reach vs trend of endurance road bikes
Design deviates from other sizes of Specialized Bicycles Roubaix

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
605mm
Reach
384mm
Stack to Reach Ratio
1.58:1
Seat Tube Length, C-T
485mm
Top Tube Length, Effective/Horizontal HT Top
563mm
Top Tube Slope
15deg
Head Tube Angle
73.5deg
Seat Tube Angle
73.5deg
Head Tube Length
143mm
Bottom Bracket Drop
76mm
Bottom Bracket Height
263mm
Chainstay Length
415mm
Chainstay Length Horizontal
408mm
Front-Center
592mm
Front-Center Horizontal
587mm
Wheelbase
995mm
Fork Offset/Rake
44mm
Fork Length (On-Axis)
370mm
Trail
54.5mm
mid/​neutral
Mechanical Trail
52.3mm
Wheel Flop
14.9mm
Standover Height
783mm
Tire to Pedal Spindle Distance
With 172.5 mm cranks
80.5mm
Pedal Spindle to Ground Clearance
With 172.5 mm cranks
90.5mm

Comp – Shimano Ultegra Di2 Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
28mm
Tire Outer Diameter
678mm
Bike Length with Tires
1673mm
Crank Length
172.5mm
Handlebar Width
420mm
Stem Length
100mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Carbon/Composite
Fork Material
Carbon/Composite
Brake Type
Disc
Source:https://www.specialized.com/us/en/roubaix-comp--shimano-ultegra-di2/p/170243?color=260621-170243