Bike-on-Bike

Generated by Bike Insights
700C/29 in × 38 mm
700C/29 in × 40 mm

Insights

Very upright stack and reach vs trend of fitness bikes
Design deviates from other sizes of Specialized Bicycles Sirrus
Average stack and reach vs trend of hybrid bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Geometry

Stack
635mm
610mm
-25mm
Reach
382mm
404mm
+22mm
Stack to Reach Ratio
1.66:1
1.51:1
Seat Tube Length, C-T
470mm
Seat Tube Length, Unknown
495mm
Top Tube Length, Effective/Horizontal Center
573mm
590mm
+17mm
Top Tube Slope
19.7deg
14deg
-5.7deg
Head Tube Angle
71deg
71deg
+0deg
Seat Tube Angle
73.5deg
73deg
-0.5deg
Head Tube Length
169mm
115mm
-54mm
Bottom Bracket Drop
70mm
50mm
-20mm
Bottom Bracket Height
279mm
301mm
+22mm
Chainstay Length
440mm
440mm
+0mm
Chainstay Length Horizontal
434.4mm
437.2mm
+2.8mm
Front-Center
634mm
646.8mm
+12.8mm
Front-Center Horizontal
630.6mm
644.9mm
+14.3mm
Wheelbase
1065mm
1082mm
+17mm
Fork Offset/Rake
51mm
45.4mm
-5.6mm
Fork Length (Axle-To-Crown)
395mm
Trail
66.2mm
high
72.8mm
+6.6mm
high
Mechanical Trail
62.6mm
68.9mm
+6.3mm
Wheel Flop
20.4mm
22.4mm
+2mm
Standover Height
778mm
803mm
+25mm
Tire to Pedal Spindle
115mm
170 mm cranks
120.8mm
+5.8mm
175 mm cranks
Pedal Spindle to Ground Clearance
109mm
170 mm cranks
126mm
+17mm
175 mm cranks

Build

Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
38mm
40mm
+2mm
Tire Outer Diameter
698mm
702mm
+4mm
Bike Length with Tires
1763mm
1784mm
+21mm
Crank Length
175mm
Handlebar Width
660mm
Suspension Type
Rigid, non-suspension corrected
Hardtail (Front suspension)
Bar Type
Flat Bar
Flat Bar
Fork Travel
65mm
Rear Travel
Unknown
Suspension Sag
Unknown
Frame Material
Aluminum
Aluminum
Fork Material
Carbon/Composite
Unknown
Brake Type
Disc
Disc

Meta

Actions
Source
https://www.specializedconceptstore.co.uk/product/18823/2021-sirrus-x-4-0/
https://www.radon-bikes.de/en/trekking-cross/cross/scart-light/scart-light-90-2023/
Brand
Bike
Size
Category