2023 Radon Bikes R1 105 53
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 | 546mm |
| Reach | 384mm |
| Stack to Reach Ratio | 1.42:1 |
| Seat Tube Length, C-T | 495mm |
| Top Tube Length, Effective/Horizontal Center | 540mm |
| Top Tube Slope | 7.7deg |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 145mm |
| Bottom Bracket Drop | 71mm |
| Bottom Bracket Height | 268mm |
| Chainstay Length | 415mm |
| Chainstay Length Horizontal | 408.9mm |
| Front-Center | 589.4mm |
| Front-Center Horizontal | 585.1mm |
| Wheelbase | 994mm |
| Fork Offset/Rake | 44.5mm |
| Trail | 63.4mm mid/neutral |
| Mechanical Trail | 60.3mm |
| Wheel Flop | 18.6mm |
| Standover Height | 752.8mm |
| Tire to Pedal Spindle Distance With 172.5 mm cranks | 77.9mm |
| 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 | 1672mm |
| Crank Length | 172.5mm |
| Handlebar Width | 420mm |
| Stem Length | 90mm |
| 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/