2019 Viathon Bicycles R.1 Base 575
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 | 584mm |
| Reach | 397mm |
| Stack to Reach Ratio | 1.47:1 |
| Seat Tube Length, C-T | 575mm |
| Top Tube Length, Effective/Horizontal HT Top | 576mm |
| Top Tube Slope | 3.5deg |
| Head Tube Angle | 73.7deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 178mm |
| Bottom Bracket Drop | 72mm |
| Bottom Bracket Height | 264mm |
| Chainstay Length | 408mm |
| Chainstay Length Horizontal | 401.6mm |
| Front-Center | 596mm |
| Front-Center Horizontal | 591.4mm |
| Wheelbase | 993mm |
| Fork Offset/Rake | 43mm |
| Fork Length, Unknown | 367mm |
| Trail | 53.5mm mid/neutral |
| Mechanical Trail | 51.3mm |
| Wheel Flop | 14.4mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 90mm |
| 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 | 1665mm |
| 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 | 183 cm to 190 cm |
Source:https://www.viathonbicycles.com/products/road-bike-r1-105