Discover the Hell of West

Known as the Breton Paris Roubaix, the Tro Bro Leon is one of the world's most famous cycle races. The route takes the riders through the magnificent landscapes of the northern coast of Brittany, between land and sea. The “ribinous” famous dirt roads and stony areas in the heart of the Pays de Léon (Tro Bro Leon = tour of the Pays de Léon), make the race one of the unmissable races of the cycling calendar!

Take on the “challenge” on a road bike or a gravel bike and test yourself on the Breton roads and ribinous that have made the Tro Bro Leon such a mythical event! Several formats exist depending on the discipline :

Tro Bro Leon Cyclo

  • The Discovery : 35km and 8 ribinoù - Departure at 2:30 p.m
  • The Ménez Ham : 105km and 14 ribinoù - Departure at 1:30 p.m
  • The Hell of the West : 135km and 21 ribinoù - Departure at 1.00 p.m

Tro Bro Leon Gravel

  • The Adventurer : 60km and 18 ribinoù - Departure at 2:15 p.m
  • The Aber Wrac’h : 95km and 31 ribinoù - Departure at 2:00 p.m

The sportive takes place on roads open to traffic, so it's essential to obey the highway code. Warning: any participant who fails to comply with the Highway Code will be liable to the penalties laid down in the Highway Code.


Practical Info Preregistration 2025

Discover the routes to come for the Tro Bro Leon Challenge 2024

Cyclo roadmap Gravel roadmap

Download the GPX routes of your event below:

The Discovery The Ménez Ham The Hell of the West The Adventurer The Aber Wrac'h

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May 4th 2024


Lannilis, Finistère

Tél. 09 69 36 88 21