2020 Specialized Bicycles Sirrus Single Speed L

Build

700C/29 in × 30 mm

Insights

Average stack and reach vs trend of all-road/gravel bikes
Bar type unusual for category
This: Flat Bar
Category: Drop Bar
vs all-road/gravel bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
610mm
Reach
402mm
Stack to Reach Ratio
1.52:1
Seat Tube Length, Unknown
510mm
Top Tube Length, Effective/Horizontal Center
583mm
Top Tube Slope
12.5deg
Head Tube Angle
71.5deg
Seat Tube Angle
73.5deg
Head Tube Length
176mm
Bottom Bracket Drop
70mm
Bottom Bracket Height
271mm
Chainstay Length
440mm
Chainstay Length Horizontal
434.4mm
Front-Center
640mm
Front-Center Horizontal
636.6mm
Wheelbase
1071mm
Fork Offset/Rake
51mm
Fork Length, Unknown
410mm
Trail
60.3mm
mid/​neutral
Mechanical Trail
57.2mm
Wheel Flop
18.2mm
Standover Height
805mm
Tire to Pedal Spindle Distance
With 170 mm cranks
129mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
101mm

Single Speed Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
30mm
Tire Outer Diameter
682mm
Bike Length with Tires
1753mm
Crank Length
170mm
Handlebar Width
600mm
Stem Length
75mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Flat Bar
Frame Material
Aluminum
Fork Material
Steel
Brake Type
Rim
Source:https://www.specialized.com/us/en/sirrus-single-speed-mens-spec/p/173615?color=271962-173615&searchText=90919-7704