2015 Specialized Bicycles Roubaix Sport Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Carbon/Composite
Fork
Carbon/Composite
Features
Rim brake
Somewhat upright stack and reachvs category

Geometry

61
Stack
642mm
Reach
398mm
Stack to Reach Ratio
1.61:1
Seat Tube Length, Unknown
565mm
Top Tube Length, Effective/Horizontal Unknown
600mm
Top Tube Slope
10.3deg
Head Tube Angle
73deg
Seat Tube Angle
72.5deg
Head Tube Length
245mm
Bottom Bracket Drop
70mm
Bottom Bracket Height
266mm
Chainstay Length
420mm
Chainstay Length Horizontal
414.1mm
Front-Center
628mm
Front-Center Horizontal
623.9mm
Wheelbase
1038mm
Fork Offset/Rake
49mm
Trail
51.5mm
mid/​neutral
Mechanical Trail
49.2mm
Wheel Flop
14.4mm
Standover Height
851mm
Tire to Pedal Spindle
117mm
175 mm cranks
Pedal Spindle to Ground Clearance
91mm
175 mm cranks

Base Build

61
Wheel Size
700C/29 in
622 mm BSD
Tire Width
25mm
Tire Width Max
25mm
Tire Outer Diameter
672mm
Bike Length with Tires
1710mm
Crank Length
175mm
Handlebar Width
440mm
Stem Length
110mm
Stem Angle
12deg

Stack and Reach vs. Category Trend

Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale
Category Trend
Endurance Road
Source:https://www.specialized.com/us/en/roubaix-sl4-sport/p/65443?color=174569-65443&searchText=94415-6156