2022 Serk Titanium A21 650b wheels L

Build

650B/27.5 in × 47 mm

Insights

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

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
597mm
Reach
390mm
Stack to Reach Ratio
1.53:1
Seat Tube Length, C-T
535mm
Top Tube Length, Effective/Horizontal HT Top
569mm
Top Tube Slope
8.8deg
Head Tube Angle
70deg
Seat Tube Angle
73.5deg
Head Tube Length
164mm
Bottom Bracket Drop
73mm
Bottom Bracket Height
266mm
Chainstay Length
430mm
Chainstay Length Horizontal
423.8mm
Front-Center
633mm
Front-Center Horizontal
628.2mm
Wheelbase
1052mm
Fork Offset/Rake
45mm
Trail
75.5mm
high
Mechanical Trail
70.9mm
Wheel Flop
24.3mm
Tire to Pedal Spindle Distance
With 170 mm cranks
124mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
96mm

650b wheels Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
47mm
Tire Outer Diameter
678mm
Bike Length with Tires
1730mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Titanium
Fork Material
Carbon/Composite
Brake Type
Disc
Source:https://www.serk.cc/a21/