2019 Specialized Bicycles Women's Sirrus Base S

Build

700C/29 in × 32 mm

Insights

Very upright stack and reach vs trend of fitness bikes
Design deviates from other sizes of Specialized Bicycles Women's Sirrus

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
556mm
Reach
373mm
Stack to Reach Ratio
1.49:1
Seat Tube Length, C-T
380mm
Top Tube Length, Effective/Horizontal HT Top
538mm
Top Tube Slope
21.7deg
Head Tube Angle
70deg
Seat Tube Angle
73.5deg
Head Tube Length
144mm
Bottom Bracket Drop
70mm
Bottom Bracket Height
273mm
Chainstay Length
440mm
Chainstay Length Horizontal
434.4mm
Front-Center
608mm
Front-Center Horizontal
604.6mm
Wheelbase
1039mm
Fork Offset/Rake
51mm
Fork Length (Axle-To-Crown)
390mm
Trail
70.6mm
high
Mechanical Trail
66.3mm
Wheel Flop
22.7mm
Standover Height
715mm
Tire to Pedal Spindle Distance
With 165 mm cranks
100mm
Pedal Spindle to Ground Clearance
With 165 mm cranks
108mm

Base Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
32mm
Tire Outer Diameter
686mm
Bike Length with Tires
1725mm
Crank Length
165mm
Handlebar Width
580mm
Stem Length
80mm
Stem Angle
7deg
Suspension Type
Rigid, non-suspension corrected
Bar Type
Flat Bar
Frame Material
Aluminum
Fork Material
Aluminum
Brake Type
Disc
Features
Women's
Source:https://www.specialized.com/us/en/womens-sirrus/p/154520?color=225898-154520