2025 Sonder Falco Base Medium
Build
700C/29 in × 60 mm
Insights
Somewhat upright stack and reach vs trend of hardtail cross-country mtb bikes
Design deviates from other sizes of Sonder Falco
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 637mm |
| Reach | 440mm |
| Stack to Reach Ratio | 1.45:1 |
| Seat Tube Length, Unknown | 425mm |
| Top Tube Length, Effective/Horizontal Unknown | 610mm |
| Top Tube Slope | 22.4deg |
| Head Tube Angle | 66deg |
| Seat Tube Angle | 75deg |
| Head Tube Length | 110mm |
| Bottom Bracket Drop | 75mm |
| Bottom Bracket Height | 296mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 423.4mm |
| Front-Center | 694.7mm |
| Front-Center Horizontal | 690.6mm |
| Wheelbase | 1114mm |
| Fork Offset/Rake | 0.3mm |
| Fork Length, Unknown | 505mm |
| Trail | 164.8mm very high |
| Mechanical Trail | 150.6mm |
| Wheel Flop | 61.2mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 153.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 126mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 60mm |
| Tire Outer Diameter | 742mm |
| Bike Length with Tires | 1856mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 120mm |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:https://alpkit.com/products/sonder-falco-mountain-bike-frame