2027 Sonder Rubicon Base S
Build
700C/29 in × 55 mm
Insights
Very upright stack and reach vs trend of progressive gravel bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 603.5mm |
| Reach | 380mm |
| Stack to Reach Ratio | 1.59:1 |
| Seat Tube Length, C-T | 460mm |
| Top Tube Length, Effective/Horizontal HT Top | 545mm |
| Head Tube Angle | 67deg |
| Seat Tube Angle | 74.2deg |
| Head Tube Length | 105mm |
| Bottom Bracket Drop | 80mm |
| Bottom Bracket Height | 286mm |
| Chainstay Length | 440mm |
| Chainstay Length Horizontal | 432.7mm |
| Front-Center | 653.3mm |
| Front-Center Horizontal | 648.3mm |
| Wheelbase | 1081mm |
| Fork Offset/Rake | 45mm |
| Fork Length (Axle-To-Crown) | 465mm |
| Trail | 106.5mm very high |
| Mechanical Trail | 98mm |
| Wheel Flop | 38.3mm |
| Standover Height | 766.7mm |
| Tire to Pedal Spindle Distance With 165 mm cranks | 122.3mm |
| Pedal Spindle to Ground Clearance With 165 mm cranks | 121mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 55mm |
| Tire Outer Diameter | 732mm |
| Bike Length with Tires | 1813mm |
| Crank Length | 165mm |
| Handlebar Width | 400mm |
| Stem Length | 70mm |
| Suspension Type | Rigid, suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Titanium |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:alpkit.com