2022 Chirp Chirp Cycles Lark Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Titanium
Fork
Carbon/Composite
Features
Disc brake
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category

Geometry

XS
S
M
L
Stack
525mm
553mm
580mm
604mm
Reach
369mm
378mm
385mm
391mm
Stack to Reach Ratio
1.42:1
1.46:1
1.51:1
1.54:1
Seat Tube Length, C-T
506mm
528mm
554mm
577mm
Top Tube Length, Effective/Horizontal Center
530.4mm
548mm
562.5mm
597.8mm
Top Tube Length, Actual C-C
511mm
528mm
542mm
576mm
Top Tube Slope
10deg
10deg
10deg
10deg
Head Tube Angle
71.5deg
72deg
72.5deg
72.5deg
Seat Tube Angle
73deg
73deg
73deg
73deg
Head Tube Length
80mm
108mm
134mm
160mm
Bottom Bracket Drop
78mm
78mm
78mm
78mm
Bottom Bracket Height
288mm
288mm
288mm
288mm
Chainstay Length
445mm
445mm
445mm
445mm
Chainstay Length Horizontal
438.1mm
438.1mm
438.1mm
438.1mm
Front-Center
579mm
593mm
603mm
617mm
Front-Center Horizontal
572.9mm
586.9mm
596.9mm
611.9mm
Wheelbase
1011mm
1025mm
1035mm
1050mm
Fork Offset/Rake
51.5mm
51.9mm
51.1mm
52mm
Fork Length (Axle-To-Crown)
395mm
395mm
395mm
395mm
Trail
68.1mm
high
64.4mm
mid/​neutral
61.8mm
mid/​neutral
60.9mm
mid/​neutral
Mechanical Trail
64.6mm
61.2mm
58.9mm
58.1mm
Wheel Flop
20.5mm
18.9mm
17.7mm
17.5mm
Tire to Pedal Spindle
43mm
170 mm cranks
57mm
170 mm cranks
67mm
170 mm cranks
81mm
170 mm cranks
Pedal Spindle to Ground Clearance
118mm
170 mm cranks
118mm
170 mm cranks
118mm
170 mm cranks
118mm
170 mm cranks

Base Build

XS
S
M
L
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
55mm
55mm
55mm
55mm
Tire Width Max
55mm
55mm
55mm
55mm
Tire Outer Diameter
732mm
732mm
732mm
732mm
Bike Length with Tires
1743mm
1757mm
1767mm
1782mm

Stack and Reach vs. Category Trend

Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale
Category Trend
All-road/Gravel
Source:https://www.chirpchirpcycles.com