Radon R1 Tiagra 2025

2025

RADON R1 Tiagra

Road · Gravel · Unisex

Frame material Aluminum

Wheel size 700

Tires Continental Ultra Spor...

Brake type Shimano Tiagra Br-R477...

See all specifications ↓

RRP

1 199 € incl. taxes

Observed price — New

1 079 € incl. taxes

Refurbished price

718 € incl. taxes

Likely trade-in value

1 234 €

About this bike

Radon engineered the R1 Tiagra 2025 as a road bike in the gravel segment. Built around an aluminium frame.

On the financial side, the recommended retail price (RRP) is 1 199 €, while the observed market price for a new unit averages 1 079 €. On the second-hand market we see refurbished units at around 718 €.

Browse the live offers below or jump to the similar bikes section to compare the Radon R1 Tiagra with its closest rivals.

Bikes currently in the market or recently sold

Retailer	Image	Link	Model	Year	Condition	Price	RRP	Discount	Status	Country	Last seen	First seen	Online for	Similarity	E-Bike	Groupset	Mileage	Size	Brake type	Frame material	Wheel size	Motor Torque	Battery capacity	Category
Retailer		Link	R1 TIAGRA	2021	Refurbished	1 234 €	1 234 €	-20%	On sale	Europe	2026-07-13	2026-05-05	69	Related	No	Shimano 105	—	54 cm	Disco	Aluminium	—	—	—	Road

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Specifications

CategoryRoad

SubcategoryGravel

Year2025

FrameR1; Material: Aluminium, Max. width tire: 28mm, Hanger: #10240

Frame materialAluminum

ForkR1 Full Carbon

SuspensionRigid

Components

Front derailleur Shimano 105 FD-R7000, clamp-on

Rear derailleur Shimano Tiagra RD-4700-GS, 10-speed

Brake type Shimano Tiagra Br-R4770, Flat-Mount

Brakes Shimano Tiagra BR-R4770, flat-mount

Handlebar LEVELNINE Wing Race, 31.8mm; 50cm: 400mm, 53cm: 420mm, 56cm: 440mm, 58cm: 440mm, 60cm: 460mm, 63cm: 460mm

Stem LEVELNINE Race, 31.8mm; 50cm: 90mm, 53cm: 90mm, 56cm: 100mm, 58cm: 100mm, 60cm: 120mm, 63cm: 120mm

Grips RADON performance tape

Saddle Selle Italia Model X Superflow

Seatpost LEVELNINE Race, 27.2 x 350mm

Pedals not included

Wheels & Tires

Wheel size 700

Rims Alexrims ATD560; Rim height: 30mm, Inner width: 19mm, Tubeless ready: ✔, Tubeless valves: not included, Tubeless tape: 21-22mm, not included, Tubeless milk: not included

Tires Continental Ultra Sport 3, wired, 28" x 28mm