2019 Viathon Bicycles R.1 Base 560
Build
700C/29 in × 25 mm
Insights
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of Viathon Bicycles R.1
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 569mm |
| Reach | 391mm |
| Stack to Reach Ratio | 1.46:1 |
| Seat Tube Length, C-T | 560mm |
| Top Tube Length, Effective/Horizontal HT Top | 565mm |
| Top Tube Slope | 3.5deg |
| Head Tube Angle | 73.2deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 164mm |
| Bottom Bracket Drop | 72mm |
| Bottom Bracket Height | 264mm |
| Chainstay Length | 408mm |
| Chainstay Length Horizontal | 401.6mm |
| Front-Center | 590mm |
| Front-Center Horizontal | 586.4mm |
| Wheelbase | 988mm |
| Fork Offset/Rake | 43mm |
| Fork Length, Unknown | 367mm |
| Trail | 56.5mm mid/neutral |
| Mechanical Trail | 54.1mm |
| Wheel Flop | 15.6mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 84mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 94mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 25mm |
| Tire Outer Diameter | 672mm |
| Bike Length with Tires | 1660mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 175 cm to 185 cm |
Source:https://www.viathonbicycles.com/products/road-bike-r1-105