2022 Chirp Chirp Cycles Lark Base M
Build
700C/29 in × 55 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 580mm |
| Reach | 385mm |
| Stack to Reach Ratio | 1.51:1 |
| Seat Tube Length, C-T | 554mm |
| Top Tube Length, Effective/Horizontal Center | 562.5mm |
| Top Tube Length, Actual C-C | 542mm |
| Top Tube Slope | 10deg |
| Head Tube Angle | 72.5deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 134mm |
| Bottom Bracket Drop | 78mm |
| Bottom Bracket Height | 288mm |
| Chainstay Length | 445mm |
| Chainstay Length Horizontal | 438.1mm |
| Front-Center | 603mm |
| Front-Center Horizontal | 596.9mm |
| Wheelbase | 1035mm |
| Fork Offset/Rake | 51.1mm |
| Fork Length (Axle-To-Crown) | 395mm |
| Trail | 61.8mm mid/neutral |
| Mechanical Trail | 58.9mm |
| Wheel Flop | 17.7mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 67mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 118mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 55mm |
| Tire Outer Diameter | 732mm |
| Bike Length with Tires | 1767mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Titanium |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.chirpchirpcycles.com