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Triban 540 Flat Bar Road Bike - Tiagra

User rating
was £499.00 -10%


This price includes a recycling fee for electrical equipment and batteries DecathlonDeeeTaxMentionAfterPrice / Since

From 22/11/2017 To

* Sales from to Until end of stock
* From 22/11/2017 and limited stock
£499.00 -%
This price includes a recycling fee for electrical equipment and batteries DecathlonDeeeTaxMentionAfterPrice / Since

* From To

* Sales from to Until end of stock
* From and limited stock
Check availability in store
Designed for All new Triban frame & carbon forks, Shimano Tiagra groupset and 25mm tyres. A light, efficient and comfortable bike for long outings, sportives and commuting to work. Road Bike Size Guide click here

To view our full range visit our Road Bikes category.

Technical Information


New, sloping, 6061-T6 aluminium BTWIN SPORT frame (unisex geometry) with head tube for integrated headset.
Short geometry, 1900 g in size 57.
Sturdy, versatile frame: mudguard and front and rear-pannier racks can be mounted.


B'twin Sport fork with carbon blades and Aheadset aluminium 1"1/8 steerer tube.
Inserts on blades for mounting a front-pannier rack.
This fork combines strength, low weight, and precision.

Drive train

Shimano Tiagra shifters: the market benchmark in efficiency and reliability.
Compact Shimano Tiagra dual front derailleur.
10-speed Shimano Tiagra rear derailleur.


Shimano callipers (long pivot makes it easier to attach a mudguard). TEKTRO aluminium brake levers.

Crankset / cassette

Tiagra 10-speed 12x28 cassette

Compact Tiagra 50x34 crankset.
S/M: 170 mm
L, XL: 175 mm

Handlebar / stem / steering

B'Twin Sport oversize flat handlebar for greater rigidity when accelerating.
S, M, L: 560 mm
XL: 600 mm.

B'Twin Sport oversize aluminium stem.
S: 80 mm;
M/L: 100 mm
XL: 110 mm.


B'Twin Sport wheels, 28 spokes.
Aero 28 hubs.


Vittoria Randonneur 700 X 28 tyres

Thread density: 120 T.P.I
Beads: stiff
Minimum pressure: 4 bars
Maximum pressure: 6 bars
Weight: 490 g

Saddle / seat post

New B'TWIN Sport Ergo Fit saddle.
New aluminium B'Twin Sport seat post. Diameter: 27.2 mm.
Length: 350 mm.


VP 383 flat pedals


9.3 kg in size M, without pedals.

Accessories / equipment

Comes with a front and rear-lighting kit and bell.

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Composition / advice

100.00% Aluminium 6061
Care instructions: Regularly maintain your fork (clean and grease dampers), especially in winter. Take your bike to your Decathlon store's After-Sales Service, which offers a free safety inspection on all new bikes purchased.
Stock advice Store your bike in a dry, cool place. If riding or storing your bike in a salty environment, be sure to wash your bike after each use.

Our commitments

Test Product We also recommend that beginners wear cycling shorts with a protective pad and/or a gel saddle cover to avoid soreness while cycling.
Guarantee : Lifetime warranty on the frame, 2 years on the fork, 2 years on peripheral components.

Product benefits

User comfort Flat handlebars and oversize stem provide added comfort and greater efficiency.
Efficiency 6061 aluminium road bike frame for higher performance.
Precision Shimano Tiagra groupset and B'Twin Aero 28 wheels.
Lifetime warranty B’Twin offers a lifetime warranty on the frame, stem, handlebar and rigid fork.
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Triban 540 Flat Bar Road Bike - Tiagra
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