Race types
English
€
Running
Trail
Triathlon
Fun race
Walk
Cycling
Other
Running
All road races
Less than 5 km
5 km
10 km
15 km
20 km
Half marathon
Marathon
Ekiden
Ultra-running
Cross
Trail
All trails
Discovery trail
Short trail
Long trail
Ultra-trail
Vertical kilometer
Triathlon
All triathlons
Aquathlon
Duathlon
Super Sprint Triathlon
Sprint Triathlon
Olympic Triathlon
Half Ironman
Ironman
Children
Ultra-Triathlon
Cross Triathlon
Run & Bike
Swimrun
Swim Bike
Fun race
All fun races
Obstacle course
Spartan Race
Color Run
Mud Day
Walk
All walks
Hiking
Nordic walking
Cycling
All cycling races
Ultra-cycling
Gran Fondo
Road Cycling Tour
Cycle Touring
Time Trial
Bikepacking
Gravel Race
Gravel Ride
Mountain Bike Ride
XC Mountain Bike
Enduro Mountain Bike
Other
All other races
Yoga
Free flight
Raid
Orienteering
Biathlon
Nordic skiing, cross-country skiing
Menu
Cart
0
Race type
The Mag
Race type
Running
Trail
Triathlon
Fun race
Walk
Cycling
Other
All races
>
Cycling
>
Gran Fondo
>
Lesz Bosses du 92 - Souvenir Fernand Leroy
Lesz Bosses du 92 - Souvenir Fernand Leroy
Date to be confirmed
About
Races
Organizer
Oct
?
Date
October 2025
Date to be confirmed
Location
Boulogne-Billancourt
92 - Hauts-de-Seine
RACES
All
Cycling
Parcours route 110 km
110 km
07:45
Cycling
Gran Fondo
More info
More info
Parcours route 47 km
47 km
07:45
Cycling
Gran Fondo
More info
More info
Parcours route 75 km
75 km
07:45
Cycling
Gran Fondo
More info
More info
Organizer
See the website
Choose a Race
Parcours route 110 km
More info
More info
Parcours route 47 km
More info
More info
Parcours route 75 km
More info
More info