Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Carbon -
Wheels 700c -
Groupset Ultegra -
Suspension Rigid -
Drivetrain 2 × 11 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
52cm
158cm - 170cm
54cm
168cm - 177cm
56cm
175cm - 185cm
58cm
183cm - 190cm
60cm
188cm - 198cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
VIATHON G.1 GRAVEL CARBON FRAME
Suspension Fork
VIATHON G.1 GRAVEL CARBON FORK
Drivetrain
Rear Derailleur
SHIMANO ULTEGRA RD-R8000-GS
Front Derailleur
SHIMANO ULTEGRA FD-R8000
Shift Levers
SHIMANO ULTEGRA ST-R8020
Cassette
SHIMANO ULTEGRA CS-R8000 11-32T
Crank
SHIMANO ULTEGRA FC-R8000 46-36T
Bottom Bracket
SHIMANO SM-BBR60
Chain
SHIMANO CN-HG701-11
Wheels
Rims
HED ARDENNES LT DISC, CENTER LOCK, SHIMANO 11-SPEED
Tires
CONTINENTAL CYCLOXKING 35MM FOLDING
Brakes
Brake Levers
SHIMANO ULTEGRA ST-R8020
Disk Rotors
SHIMANO SM-RT800 160MM
Cockpit
Stem
ZIPP SERVICE COURSE SL 110MM
Handlebar
ZIPP SERVICE COURSE SL-70
Headset
FSA
Seat
Saddle
FIZIK ALIANTE R3 138MM K:ium
Seatpost
ZIPP SERVICE COURSE SL 0 OFFSET
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 52cm | 54cm | 56cm | 58cm | 60cm |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.44 mm | 1.48 mm | 1.5 mm | 1.52 mm | 1.5 mm |
| Bottom Bracket Height | 280 mm | 280 mm | 280 mm | 280 mm | 280 mm |
| Front Center | 598 mm | 604 mm | 609 mm | 613 mm | 634 mm |
| Rake | 48 mm | 48 mm | 48 mm | 48 mm | 48 mm |
| Trail | 68.4 mm | 65.2 mm | 61.9 mm | 58.8 mm | 58.8 mm |
| Stack | 546 mm | 566.8 mm | 583 mm | 599.2 mm | 613.5 mm |
| Reach | 379.9 mm | 383.8 mm | 388.6 mm | 393.1 mm | 409 mm |
| Top Tube Length | 531 mm | 546 mm | 561 mm | 576 mm | 596 mm |
| Seat Tube Angle | 74.5 ° | 74 ° | 73.5 ° | 73 ° | 73 ° |
| Seat Tube Length | 520 mm | 540 mm | 560 mm | 580 mm | 600 mm |
| Head Tube Angle | 71 ° | 71.5 ° | 72 ° | 72.5 ° | 72.5 ° |
| Head Tube Length | 125 mm | 145 mm | 160 mm | 175 mm | 190 mm |
| Chainstay Length | 426 mm | 426 mm | 426 mm | 426 mm | 426 mm |
| Wheelbase | 1014 mm | 1020 mm | 1025 mm | 1030 mm | 1050 mm |
| Bottom Bracket Drop | 69 mm | 69 mm | 69 mm | 69 mm | 69 mm |
| Wheels | 700 | 700 | 700 | 700 | 700 |
| Rider Min Height | 158 cm | 168 cm | 175 cm | 183 cm | 188 cm |
| Rider Max Height | 170 cm | 177 cm | 185 cm | 190 cm | 198 cm |
Model Overview
G.1 Ultegra is a Viathon G1 model. There are 12 bikes that carry this model name. You can easily view all of the Viathon G1 bikes models from 2020, here.
Model range prices
Viathon G.1 GRX 600 2020 is the most economical model, with a starting price of 2298$. Viathon G.1 Red eTap AXS 2020 on the other hand costs 6998$, and is the most expensive model.
Safety
Take safety seriously when you ride your bike, and always wear your helmet. Moreover, don’t ride on the sidewalk. This is actually against the law in some states and can be dangerous for both you and pedestrians.
Average price for Gravel bikes
Our math shows that the average cost of a dependable Gravel bike is 2462$. However, even if your budget is less than the average, you might still be able to get a top-quality Gravel bike. As a general rule of thumb, you should always read reviews about the bike and its components before buying it to ensure you don’t pay too much.
This bike was released in 2020 and its price was 3300$. Doing a quick comparison, we notice that G.1 Ultegra price is 34.04% more expensive than the average cost of a Gravel bike.
Overview of components
Fork material
The fork is made out of carbon, so, its weight is considerably lighter than one made out of steel. However, they cost a bit more than steel forks.
Wheels
The wheels on G.1 Ultegra are the 700c aluminum type. There is no doubt, that 700c wheels are very popular on all road bike models. However, these wheels don’t perform so well when passing over obstacles.
Brakes
Stopping the bike when needed, it’s essential for your safety. This bike has Hydraulic Disc brakes. Hydraulic disc brakes provide amazing stopping power, no matter what the terrain. To sum up, you can ride your bike with confidence.
Sizes
Viathon G.1 Ultegra bike has 5 sizes, in the range of 158 cm – 198 cm (5.18 ft – 6.5 ft). In short, you can easily find one that suits you.