2026

AUTHOR Ultrasonic 27.5

Youth · Road-Youth · Unisex

Frame material Aluminum

Groupset CUES

Weight 12,5 kg kg

Wheel material Aluminum

Tires Cst B-Trail, Aramid, 2...

Brake type Tektro Hydraulic Disc

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RRP

—

Observed price — New

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Refurbished price

1 234 €

Likely trade-in value

1 234 €

About this bike

The Author Ultrasonic 27.5 2026 sits in the youth segment in the road youth segment. Built around an aluminium frame.

Scroll down for the full retailer breakdown, price history and trade-in benchmark of the Author Ultrasonic 27.5.

Specifications

CategoryYouth

SubcategoryRoad-Youth

Year2026

Frame materialAluminum

ForkRST F1RST 27.5, air, lock out (80 mm)

Fork materialRst F1Rst 27.5, Air, Lock Out (80 Mm)

Weight12,5 kg kg

SuspensionHardtail, 80Mm

Components

Groupset CUES

Rear derailleur SHIMANO Cues 6000

Brake type Tektro Hydraulic Disc

Brakes Tektro Hydraulic Disc

Handlebar AUTHOR Flat Top bar, 9¬∞, 620 / 640 mm

Stem AUTHOR alloy

Saddle AUTHOR Champion / 14", AUTHOR Navigator / 16"

Seatpost AUTHOR alloy (31.6)

Pedals plastic

Wheels & Tires

Wheel material Aluminum

Rims AUTHOR Xenon TRC 27.5, 32 holes

Tires CST B-Trail, aramid, 27.5" 2.25"

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