2022 Chirp Chirp Cycles Lark Base S
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 | 553mm |
| Reach | 378mm |
| Stack to Reach Ratio | 1.46:1 |
| Seat Tube Length, C-T | 528mm |
| Top Tube Length, Effective/Horizontal Center | 548mm |
| Top Tube Length, Actual C-C | 528mm |
| Top Tube Slope | 10deg |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 108mm |
| Bottom Bracket Drop | 78mm |
| Bottom Bracket Height | 288mm |
| Chainstay Length | 445mm |
| Chainstay Length Horizontal | 438.1mm |
| Front-Center | 593mm |
| Front-Center Horizontal | 586.9mm |
| Wheelbase | 1025mm |
| Fork Offset/Rake | 51.9mm |
| Fork Length (Axle-To-Crown) | 395mm |
| Trail | 64.4mm mid/neutral |
| Mechanical Trail | 61.2mm |
| Wheel Flop | 18.9mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 57mm |
| 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 | 1757mm |
| 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