Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Carbon -
Wheels 700c -
Groupset 105 -
Suspension Rigid -
Drivetrain 2 × 11 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
52cm
158cm - 170cm
54cm
168cm - 177cm
56cm
175cm - 185cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
VIATHON R.1 ROAD FRAME FULL CARBON
Suspension Fork
VIATHON R.1 ROAD FORK FULL CARBON
Drivetrain
Rear Derailleur
SHIMANO 105 RD-R7000
Front Derailleur
SHIMANO 105 FD-R7000
Shift Levers
SHIMANO 105 ST-R7020
Cassette
SHIMANO 105 CS-R7000 11-28T
Crank
SHIMANO 105 FC-R7000 50-34T
Bottom Bracket
ROTOR PRESS FIT 4624
Chain
SHIMANO CN-HG601-11
Wheels
Rims
MAVIC AKSIUM DISC CENTERLOCK
Tires
CONTINENTAL ULTRA SPORT II, 700 X 25
Brakes
Brake Levers
SHIMANO 105 ST-R7020
Disk Rotors
SHIMANO SM-RT70 160MM
Cockpit
Stem
ZIPP SERVICE COURSE, 31.8MM, 6°, 110MM
Handlebar
ZIPP SERVICE COURSE 70 ERGO
Headset
FSA
Seat
Saddle
FIZIK ANTARES R5
Seatpost
ZIPP SERVICE COURSE, 27.2MM, 350MM
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 52cm | 54cm | 56cm | 57.5cm | 59cm |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.39 mm | 1.42 mm | 1.45 mm | 1.47 mm | 1.5 mm |
| Bottom Bracket Height | 264 mm | 264 mm | 264 mm | 264 mm | 269 mm |
| Front Center | 578 mm | 583 mm | 590 mm | 596 mm | 613 mm |
| Rake | 43 mm | 43 mm | 43 mm | 43 mm | 43 mm |
| Trail | 67.4 mm | 67.4 mm | 67.4 mm | 67.4 mm | 67.4 mm |
| Stack | 528 mm | 551 mm | 570 mm | 585 mm | 613 mm |
| Reach | 381 mm | 387 mm | 392 mm | 398 mm | 409 mm |
| Top Tube Length | 535 mm | 551 mm | 566 mm | 577 mm | 603 mm |
| Seat Tube Angle | 73.7 ° | 73.4 ° | 73 ° | 73 ° | 72.4 ° |
| Seat Tube Length | 520 mm | 540 mm | 560 mm | 575 mm | 590 mm |
| Head Tube Angle | 72 ° | 72.8 ° | 73.2 ° | 73.7 ° | 74 ° |
| Head Tube Length | 124 mm | 146 mm | 164 mm | 178 mm | 211 mm |
| Chainstay Length | 407 mm | 407 mm | 409 mm | 409 mm | 409 mm |
| Wheelbase | 974 mm | 980 mm | 989 mm | 994 mm | 1013 mm |
| Bottom Bracket Drop | 72 mm | 72 mm | 72 mm | 72 mm | 67 mm |
| Wheels | 700 | 700 | 700 | 700 | 700 |
| Rider Min Height | 158 cm | 168 cm | 175 cm | cm | cm |
| Rider Max Height | 170 cm | 177 cm | 185 cm | cm | cm |
About this model
R.1 105 is a Viathon R1 model. Viathon launched 12 bikes of this model so far. You can easily view all of the Viathon R1 bikes models from 2021, here.
Model range prices
Viathon R.1 105 2021 is the cheapest bike model and costs 2198$. Viathon R.1 Red eTap AXS 2021 is the most expensive one and costs 6998$.
Safety
When you go for a ride, don’t forget to put your helmet on. Moreover, ride with traffic, not against it. This will help you stay visible to drivers and also makes it easier for them to see you.
Average price for Race bikes
According to our math, the average price for a trustworthy Race bike is 3350$. However, you could also get a good Race bike even if you pay a lower amount than the average price. In conclusion, always check bike reviews and their components before making a purchase to make sure you don’t overpay.
This bike was released in 2021 and its price was 2198$. Comparing this to the average Race bike price, we see that the price is 52.41% smaller.
Overview of components
Fork material
The fork on this bike is made out of carbon, so, it won’t add up to much weight to your bike. However, the price you have to pay for a carbon fork is considerably higher.
Wheels size
The R.1 105 2021 bike is equipped with 700c aluminum wheels when leaving the factory. These wheels are the most used kind for road bikes in general. However, while they give you great speed and control, these wheels are not so bump-friendly.
Brakes
Nothing is more important on a bike than its ability to brake properly. Viathon R.1 105 is equipped with Hydraulic Disc brakes. Hydraulic disc brakes are perfect for mountain biking, road cycling, and commuting. To sum up, you can ride your bike with confidence.