Gempen Grinder

Description

The Gempen Grinder is a three-day gravel event in Basel and the adjacent Jura that combines sport, music, and community. The next event will take place from September 25 to 27, 2026.
Here are the key details about the event:
Program Schedule
Friday (September 25): Gravel Omnium The highlight in the evening is the world's first gravel track competition in a "Graveldrome" (a special velodrome with a gravel surface). Formats such as time trials, pursuit, and scratch races are held. It is very spectator-friendly and admission is free.
Saturday (September 26): The Grinder & Afterparty This is the main race day. Riders can choose between two distances:
50 km or 120 km
The course offers "champagne gravel" (fine, fast gravel), singletrail descents through Jura forests, and challenging climbs.
The race is self-supported, but there are support points along the route.
In the evening, there is a big afterparty with live music, craft beer, and food trucks.
Sunday (September 27): The Hangover Ride A relaxed group ride without timing to wind down the weekend comfortably.
Character of the Event
The event is not just a race but a gravel festival. It places great emphasis on community atmosphere. The routes are designed to offer both flow and beautiful views.
Registration
Registration for the 2026 event opens mid-May according to the website. There are limited starting places to maintain the family character of the festival.

Highlights

• First gravel track competition in the Graveldrome
• Main race day with distances of 50 km and 120 km
• Afterparty with live music and food trucks

General Information

The Gempen Grinder is a three-day gravel event taking place from September 25 to 27, 2026, in Muttenz. It combines sport, music, and community and offers both competitions and a festival atmosphere.

Location

Birsstrasse 11, 4132 Muttenz, Schweiz

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