2023 Radon Bikes R1 105 56
Build
700C/29 in × 28 mm
Insights
Average stack and reach vs trend of performance road bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 562mm |
| Reach | 389mm |
| Stack to Reach Ratio | 1.44:1 |
| Seat Tube Length, C-T | 530mm |
| Top Tube Length, Effective/Horizontal Center | 550mm |
| Top Tube Slope | 5.6deg |
| Head Tube Angle | 72.5deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 160mm |
| Bottom Bracket Drop | 71mm |
| Bottom Bracket Height | 268mm |
| Chainstay Length | 415mm |
| Chainstay Length Horizontal | 408.9mm |
| Front-Center | 595.4mm |
| Front-Center Horizontal | 591.1mm |
| Wheelbase | 1000mm |
| Fork Offset/Rake | 45.1mm |
| Trail | 59.6mm mid/neutral |
| Mechanical Trail | 56.8mm |
| Wheel Flop | 17.1mm |
| Standover Height | 779.9mm |
| Tire to Pedal Spindle Distance With 172.5 mm cranks | 83.9mm |
| Pedal Spindle to Ground Clearance With 172.5 mm cranks | 95.5mm |
105 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 28mm |
| Tire Outer Diameter | 678mm |
| Bike Length with Tires | 1678mm |
| Crank Length | 172.5mm |
| Handlebar Width | 440mm |
| Stem Length | 100mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.radon-bikes.de/roadbike-gravel/alu/r1-disc/r1-disc-105-2023/