Bike-on-Bike

Generated by Bike Insights
650B/27.5 in × 47 mm
700C/29 in × 45 mm

Insights

Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Serk Titanium A21
Very aggressive stack and reach vs trend of all-road/gravel bikes

Geometry

Stack
619mm
626mm
+7mm
Reach
403mm
426mm
+23mm
Stack to Reach Ratio
1.54:1
1.47:1
Seat Tube Length, C-T
560mm
Seat Tube Length, Unknown
550mm
Top Tube Length, Effective/Horizontal HT Top
594mm
Top Tube Length, Effective/Horizontal Unknown
600mm
Top Tube Slope
8.4deg
9.5deg
+1.1deg
Head Tube Angle
70deg
69.5deg
-0.5deg
Seat Tube Angle
73deg
74.5deg
+1.5deg
Head Tube Length
188mm
190mm
+2mm
Bottom Bracket Drop
73mm
75mm
+2mm
Bottom Bracket Height
266mm
281mm
+15mm
Chainstay Length
430mm
430mm
+0mm
Chainstay Length Horizontal
423.8mm
423.4mm
-0.4mm
Front-Center
654mm
684.7mm
+30.7mm
Front-Center Horizontal
649.2mm
680.6mm
+31.4mm
Wheelbase
1073mm
1104mm
+31mm
Fork Offset/Rake
45mm
45.5mm
+0.5mm
Fork Length, Unknown
415mm
Trail
75.5mm
high
84.5mm
+9mm
very high
Mechanical Trail
70.9mm
79.2mm
+8.3mm
Wheel Flop
24.3mm
27.7mm
+3.4mm
Standover Height
825mm
Tire to Pedal Spindle
145mm
170 mm cranks
156.2mm
+11.2mm
172.5 mm cranks
Pedal Spindle to Ground Clearance
96mm
170 mm cranks
108.5mm
+12.5mm
172.5 mm cranks

Build

Wheel Size
650B/27.5 in
584 mm BSD
700C/29 in
622 mm BSD
Tire Width
47mm
45mm
-2mm
Tire Outer Diameter
678mm
712mm
+34mm
Bike Length with Tires
1751mm
1816mm
+65mm
Crank Length
172.5mm
Handlebar Width
440mm
Suspension Type
Rigid, non-suspension corrected
Rigid, non-suspension corrected
Bar Type
Drop Bar
Drop Bar
Frame Material
Titanium
Aluminum
Fork Material
Carbon/Composite
Carbon/Composite
Brake Type
Disc
Disc

Meta

Actions
Source
https://www.serk.cc/a21/
https://www.merida-bikes.com/en/bike/5667/silex-700
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Bike
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Category