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2021 Trek

Wahoo 20

A 20″ aluminum frame general youth bike with modest components and rim brakes.
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Manufacturer Price

$429
Weight8.9 kg  
FrameAluminum
SuspensionRigid
ForkAluminum
Wheels20″ Aluminum
Drivetrain1 × 8
GroupsetAltus, Acera
BrakesRim
Where to Buy
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Insights
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)

24 km/h

Wahoo 20

28 km/h

Similar Bikes

Highest gear

(descending)

Sizing
20"

114cm – 132cm

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
Bikerumor
Wahoo updates KICKR Bike with in-game steering, plus new trainer adapters for Trek / Cervelo / Giant

Jan 2021 · Zach Overholt

Ready to steer your way through Zwift? Own a KICKR Bike from Wahoo? Then you definitely need the latest update.

Read Review

Geometry
Specs
Build
Frame

Alpha Silver Aluminum, 20"

ColorsPurple Flip; Lithium Grey / Radioactive Red; Trek Black / Volt; Viper Red / Trek Black; Waterloo Blue / Quicksilver; Quicksilver / Roarange; Flamingo Pink / Purple Lotus; Trek Black / Quicksilver

Fork

Wahoo 20" alloy with ThruSkew

Bottom Bracket

Sealed cartridge

Headset

VP 1-1/8", semi-Integrated

Stem

Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 60mm length

Handlebar

Bontrager Approved, alloy, 31.8mm, 15mm rise, 560mm width

Saddle

Kids' 20" size, padded

Seatpost

Bontrager Approved, alloy, 27.2mm, 8mm offset, 250mm length

TypeRigid

Pedals

Kids' 9/16"

Grips

Kids' Kraton

Groupset
Rear Derailleur

Shimano Altus M310

Crank

Alloy, 28T steel chain ring w/guard, 140mm length

Shifters

Shimano Acera M360 Rapidfire SL, 8 speed

Cassette

Shimano HG31, 11-34, 8 speed

Chain

KMC Z8.3, 8 speed

Brakes

Alloy linear-pull

TypeRim

Wheels
Rims

Alloy 20", 28h

Front Hub

Formula alloy

Rear Hub

Formula FM32 alloy

Tires

20x1.95"

Rider Notes
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First added 21 August

Last updated 16 April

Not listed for 1,869 days