2020 Viathon

G.1 Ultegra

A carbon frame gravel bike with high-end components and hydraulic disc brakes.
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Manufacturer Price

$2,999$3,300
FrameCarbon
SuspensionRigid
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 11
GroupsetUltegra
BrakesHydraulic Disc
Where to Buy
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Accessories
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
G.1 Ultegra
Other Gravel bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

36 mph

G.1 Ultegra

36 mph

Similar Bikes

Highest gear

(descending)

Sizing
52cm

5'2" – 5'7"

54cm

5'6" – 5'10"

56cm

5'8" – 6'1"

58cm

6'0" – 6'3"

60cm

6'2" – 6'6"

🐐 Estimated

Rider Fit Notes

None yet.

Do you have this bike? Help other riders make a decision about which size will work for them by sharing your own size and fit notes.

Reviews
Velo
Viathon G.1 GRX 800 review

Aug 2020 · Betsy Welch

Call it a ‘Walmart’ bike if you must. But Viathon's G.1 GRX 800 is light, fast, and sporty, and costs much less than its competitors. That's a lot to love.

Read Review

Cycling Tips
Viathon G.1 GRX 600 gravel bike review: Carbon at alloy pricing - CyclingTips

Apr 2020 · Dave Rome

Does spending more get you a faster gravel race bike? That’s exactly what we sought to answer with the high-value Viathon G.1, a carbon gravel bike that’s backed by the biggest of big retailers – Walmart. Walmart’s immense buying power and pre-existing online sales channel means that for just US$2,298 (shipped, within the United States), […]

Highs
  • Price, well-rounded handling, race-ready, weight, all big-name components.

Lows
  • Stiff ride, assembly issues, gear cables, limited warranty, no small sizes.

Read Review

CX Magazine
Review: Viathon G.1 Carbon Gravel Bike

Nov 2019 · Clifford Lee

Wal-Mart's Viathon G.1 gravel bike features a carbon frame and impressive spec list for the price. We put the new bike to the test for gravel and 'cross.

Read Review

Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

VIATHON G.1 GRAVEL CARBON FRAME

BB StandardBSA, 68mm, Threaded

Fork

VIATHON G.1 GRAVEL CARBON FORK

Bottom Bracket

SHIMANO SM-BBR60

Headset

FSA

Stem

ZIPP SERVICE COURSE SL 110MM

Handlebar

ZIPP SERVICE COURSE SL-70

Saddle

FIZIK ALIANTE R3 138MM K:ium

Seatpost

ZIPP SERVICE COURSE SL 0 OFFSET

TypeRigid

Groupset
Rear Derailleur

SHIMANO ULTEGRA RD-R8000-GS

Front Derailleur

SHIMANO ULTEGRA FD-R8000

Crank

SHIMANO ULTEGRA FC-R8000 46-36T

Shifters

SHIMANO ULTEGRA ST-R8020

Cassette

SHIMANO ULTEGRA CS-R8000 11-32T

Chain

SHIMANO CN-HG701-11

Brakes

Hydraulic Disc

TypeHydraulic Disc

Brake Levers

SHIMANO ULTEGRA ST-R8020

Wheels
Rims

HED ARDENNES LT DISC, CENTER LOCK, SHIMANO 11-SPEED

Tires

CONTINENTAL CYCLOXKING 35MM FOLDING

Disc Rotors

SHIMANO SM-RT800 160MM

Rider Notes
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Last updated October 26
Not listed for 1,407 days