2023 Radon Bikes R1 105
- Category
- Performance Road
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Aluminum
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
50 | 53 | 56 | 58 | 60 | 63 | |
Stack | 528mm | 546mm | 562mm | 576mm | 592mm | 611mm |
Reach | 379mm | 384mm | 389mm | 400mm | 409mm | 423mm |
Stack to Reach Ratio | 1.39:1 | 1.42:1 | 1.44:1 | 1.44:1 | 1.45:1 | 1.44:1 |
Seat Tube Length, C-T | 460mm | 495mm | 530mm | 555mm | 575mm | 615mm |
Top Tube Length, Effective/Horizontal Center | 525mm | 540mm | 550mm | 570mm | 590mm | 610mm |
Top Tube Slope | 9.6deg | 7.7deg | 5.6deg | 4.5deg | 4.2deg | 2.2deg |
Head Tube Angle | 71deg | 72deg | 72.5deg | 72.5deg | 73deg | 73deg |
Seat Tube Angle | 74.5deg | 74deg | 74deg | 73.5deg | 73deg | 73deg |
Head Tube Length | 130mm | 145mm | 160mm | 175mm | 190mm | 210mm |
Bottom Bracket Drop | 71mm | 71mm | 71mm | 71mm | 71mm | 71mm |
Bottom Bracket Height | 268mm | 268mm | 268mm | 268mm | 268mm | 268mm |
Chainstay Length | 415mm | 415mm | 415mm | 415mm | 415mm | 415mm |
Chainstay Length Horizontal | 408.9mm | 408.9mm | 408.9mm | 408.9mm | 408.9mm | 408.9mm |
Front-Center | 587.4mm | 589.4mm | 595.4mm | 610.3mm | 619.2mm | 639.1mm |
Front-Center Horizontal | 583.1mm | 585.1mm | 591.1mm | 606.1mm | 615.1mm | 635.1mm |
Wheelbase | 992mm | 994mm | 1000mm | 1015mm | 1024mm | 1044mm |
Fork Offset/Rake | 44.2mm | 44.5mm | 45.1mm | 44.7mm | 44.8mm | 45mm |
Trail | 70mm high | 63.4mm mid/neutral | 59.6mm mid/neutral | 60mm mid/neutral | 56.8mm mid/neutral | 56.6mm mid/neutral |
Mechanical Trail | 66.2mm | 60.3mm | 56.8mm | 57.2mm | 54.3mm | 54.1mm |
Wheel Flop | 21.5mm | 18.6mm | 17.1mm | 17.2mm | 15.9mm | 15.8mm |
Standover Height | 724.6mm | 752.8mm | 779.9mm | 799.5mm | 817mm | 847.3mm |
Tire to Pedal Spindle | 78.4mm 170 mm cranks | 77.9mm 172.5 mm cranks | 83.9mm 172.5 mm cranks | 96.3mm 175 mm cranks | 105.2mm 175 mm cranks | 125.1mm 175 mm cranks |
Pedal Spindle to Ground Clearance | 98mm 170 mm cranks | 95.5mm 172.5 mm cranks | 95.5mm 172.5 mm cranks | 93mm 175 mm cranks | 93mm 175 mm cranks | 93mm 175 mm cranks |
105 Build
50 | 53 | 56 | 58 | 60 | 63 | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 28mm | 28mm | 28mm | 28mm | 28mm | 28mm |
Tire Outer Diameter | 678mm | 678mm | 678mm | 678mm | 678mm | 678mm |
Bike Length with Tires | 1670mm | 1672mm | 1678mm | 1693mm | 1702mm | 1722mm |
Crank Length | 170mm | 172.5mm | 172.5mm | 175mm | 175mm | 175mm |
Handlebar Width | 400mm | 420mm | 440mm | 440mm | 460mm | 460mm |
Stem Length | 90mm | 90mm | 100mm | 100mm | 120mm | 120mm |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
Performance RoadSource:https://www.radon-bikes.de/roadbike-gravel/alu/r1-disc/r1-disc-105-2023/