Bike details
Key information split into simple groups.
Bike summary
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Frame Carbon
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Wheels 700c
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Groupset Force 1
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Suspension Rigid
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Drivetrain 1 × 11
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Brakes Hydraulic Disc
Recommended size guide.
52cm
158cm - 170cm
54cm
168cm - 177cm
56cm
175cm - 185cm
58cm
183cm - 190cm
60cm
188cm - 198cm
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
VIATHON G.1 GRAVEL FRAME
Suspension Fork
VIATHON G.1 GRAVEL FORK
Drivetrain
Rear Derailleur
SRAM RD FORCE 1 LONG CAGE
Shift Levers
SRAM FORCE HRD CX1
Cassette
SRAM XG-1175 FULL PIN 10-42
Crank
SRAM FC FORCE 1, X-SYNC, 42T
Bottom Bracket
SRAM BB GXP, 68MM
Chain
SRAM PC-1170 11-SPEED
Wheels
Rims
MERCURY G1C DISC, XD
Tires
IRC BOKEN, 700 X 40, FOLDING
Brakes
Brake Levers
SRAM FORCE HRD CX1
Disk Rotors
SRAM 160MM ROUNDED
Cockpit
Stem
ZIPP SERVICE COURSE SL B1, 31.8MM, 6°, 110MM
Handlebar
ZIPP SERVICE COURSE SL-70
Headset
FSA
Seat
Saddle
SELLE ITALIA NOVUS BOOST MAG
Seatpost
ZIPP SERVICE COURSE SL B1, 20MM OFFSET, 27.2MM, 330MM
Fit data
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 |
About this model
G.1 Force completes the Viathon G1 model. Viathon released 12 bikes variations of this model so far. You can easily view all of the Viathon G1 bikes models from 2021, here.
Model range prices
The most economical model, the Viathon G.1 Rival 2021 has a starting price of 2498$. Viathon G.1 Red eTap AXS 2021 on the other hand is the most expensive at 6998$.
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.
Gravel bikes average price
If you want an acceptable Gravel bike you should know that the average price is 2462$. However, you could also get a good Gravel bike even if you pay a lower amount than the average price. To sum up, when you purchase your bike, make sure to check if it has reviews, and also do some components research.
At the moment of the release date, Viathon G.1 Force price was 3498$. Comparing the average cost of a Gravel bike to this one, you will see that G.1 Force price is 42.08% more expensive.
G.1 Force components
Fork material
The fork is made out of carbon, so, it is super light and stiff. In conclusion, a carbon fork gives you great control when steering, and is also more forgiving.
Wheels size
The wheels on G.1 Force are the 700c aluminum type. These are the most popular wheels for road, aero, gravel, cyclocross, race, and gravel bikes. However, these wheels don’t perform so well when passing over obstacles.
Brakes
When you want to stop the bike in time, the brakes are vital. The G.1 Force 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
G.1 Force comes in 5 sizes, that range from 158 cm – 198 cm (5.18 ft – 6.5 ft). In conclusion, finding one for you shouldn’t be a problem.
