Bike-on-Bike

Generated by Bike Insights
650B/27.5 in × 47 mm
No Diagram
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
638mm
+19mm
Reach
403mm
429mm
+26mm
Stack to Reach Ratio
1.54:1
1.49:1
Seat Tube Length, C-T
560mm
582mm
+22mm
Top Tube Length, Effective/Horizontal HT Top
594mm
—
Top Tube Length, Actual C-C
—
618mm
Top Tube Slope
8.4deg
7.7deg
-0.7deg
Head Tube Angle
70deg
71deg
+1deg
Seat Tube Angle
73deg
73.5deg
+0.5deg
Head Tube Length
188mm
203mm
+15mm
Bottom Bracket Drop
73mm
—
Bottom Bracket Height
266mm
—
Chainstay Length
430mm
440mm
+10mm
Chainstay Length Horizontal
423.8mm
—
Front-Center
654mm
—
Front-Center Horizontal
649.2mm
—
Wheelbase
1073mm
1115mm
+42mm
Fork Offset/Rake
45mm
—
Trail
75.5mm
high
—
—
Mechanical Trail
70.9mm
—
Wheel Flop
24.3mm
—
Standover Height
—
883mm
Tire to Pedal Spindle
145mm
170 mm cranks
—
170 mm cranks
Pedal Spindle to Ground Clearance
96mm
170 mm cranks
—
170 mm cranks

Build

Wheel Size
650B/27.5 in
584 mm BSD
700C/29 in
622 mm BSD
Tire Width
47mm
45mm
-2mm
Tire Width Max
55mm
—
Tire Outer Diameter
678mm
712mm
+34mm
Bike Length with Tires
1751mm
1827mm
+76mm
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

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