13th April 2019

  • Days
  • Hours
  • Minutes
  • Seconds

The Event

International Day of Dirt, the biggest bike event of the year, returns for another incredible day
of mountain bike action on 13 April 2019.

Aimed at bringing the world’s off-road community together for a day of trail-tearing action, the IDD is the perfect opportunity to join riders everywhere for an exhilarating mountain bike experience.
Men, women and kids of all ages and skill levels are invited to hit the jumps, blast the trails, and soak up the atmosphere on the world’s for the free event, hosted by Chain Reaction Cycles.

Watch the highlights from Revolution Bike Park below.

mbed-responsive-item" src="https://www.youtube.com/embed/adnjR-kHXp4?showinfo=0" frameborder="0" allow="autoplay; encrypted-media">

Share Your Ride

Upload your pics and videos using the hashtags #DayofDirt and #ChainReactionCycles

Where will you be riding?

Make your mark in 2019

Need some ride inspiration for the International Day of Dirt? Choose from over 113,356 trails in 95 countries using the Trailforks map below.

Feature locations

We're also hosting three special events on the International Day of Dirt, so if you're joining us there we're looking forward to seeing you...


Rostrevor Bike Park hosts the UK hub of our activities, with free product demos and the chance to ride with Team CRC Mavic on offer!

Find out more


Sea Otter Classic is our USA base for the International Day of Dirt, so take advantage of free bike demos on our dedicated skills loop!

Find out more


Kalamunda Mountain Bike Park is our Australian highlight venue, with a free uplift and BBQ, social rides and good times aplenty.

Find out more

Win this Nukeproof Mega!

Upload your IDD riding pics for a chance to win this Nukeproof Mega worth £2599.99!
Simply upload your pics from the day using the hashtags #DayofDirt and #ChainReactionCycles.

Responsive image

Download our new

Mobile App

Update your list of riding essentials to include the brand new mobile app. Available on iOS and Android, you’ll have immediate access to over 500 brands.

Responsive imageResponsive image

©Chain Reaction Cycles. Google Play and the Google Play logo are trademarks of Google LLC. Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc., registered in the U.S. and other countries.