2024 Trek

Wahoo 20 Trail

A 20″ aluminum frame mountain youth bike with mid-range components and hydraulic disc brakes.
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Manufacturer Price

$649
Weight21.6 lbs  
FrameAluminum
SuspensionRigid
ForkCarbon
Wheels20″ Aluminum
Drivetrain1 × 9
GroupsetmicroSHIFT Advent
BrakesHydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Handling
nimblestable
Wahoo 20 Trail
Other Mountain Youth 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)

16 mph

Wahoo 20 Trail

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

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Sizing
20"

3'8" – 4'4"

Rider Fit Notes

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Price History
Reviews
Bikerumor
Trek Wahoo Trail Lightweight Off-Road-Ready Kids' Bikes Get Carbon Forks & MTB Tires

Aug 2023

Trek’s new Wahoo Trail updates their simple light alloy hybrid kids' bike family with more MTB-ready tech, carbon fork & better spec…

Read Review

Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

Alpha Silver Aluminum, 20''

Tire Clearance2.4"

Fork

Wahoo 20'' carbon, post mount disc brake, ThruSkew 5mm QR

Bottom Bracket

Sealed cartridge, 68mm

Headset

Integrated, sealed cartridge bearings

Stem

Bontrager alloy, 31.8mm clamp, 6 degree, 45mm length

Handlebar

Bontrager alloy, 31.8mm clamp, 20mm rise, 580mm width

Saddle

Kids' padded, integrated seatpost, Blendr light mount, 31.6x230mm

Pedals

VP-225 nylon platform

Grips

Kids' grip, 110mm width

Groupset
Rear Derailleur

microSHIFT Advent RD-M6195S, 34-38T max cog

Crank

ProWheel alloy, 30T narrow-wide ring, 115mm length

Shifters

microSHIFT Advent Quick Trigger Pro SL-M6295, 9 speed

Cassette

microSHIFT Advent H093, 11-38, 9 speed

Chain

KMC X9

Brakes

Tektro HD-J285 hydraulic disc, short reach

TypeHydraulic Disc

Wheels
Rims

Alloy 20'', 28h

Spokes

14g stainless steel, black

Front Hub

Formula DC-20, alloy, 6-bolt, 100mm ThruSkew

Rear Hub

Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5mm QR

Tires

Kenda Amrak, 30 tpi, 20x2.20''

Disc Rotors

Tektro, 6-bolt, 160mm

Accessories
Fenders

Trek custom

Rider Notes
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Last updated April 28