2025 UNIBIKE geos Base 51
Build
700C/29 in × 38 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 579mm |
| Reach | 379mm |
| Stack to Reach Ratio | 1.53:1 |
| Top Tube Length, Effective/Horizontal Center | 555mm |
| Head Tube Angle | 71.5deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 145mm |
| Chainstay Length | 90mm |
| Chainstay Length Max | 440mm |
| Wheelbase Max | 1035mm |
| Trail | — — |
| Tire to Pedal Spindle Distance With 170 mm cranks | — |
| Pedal Spindle to Ground Clearance With 170 mm cranks | — |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 38mm |
| Tire Outer Diameter | 698mm |
| Handlebar Width | 420mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Unknown |
| Fork Material | Unknown |
| Brake Type | Unknown |
Source:https://unibike.pl/rower/geos/