If your tires are tubeless and you have a tubeless repair kit, then you might be able to skip this step. The first step in changing a flat tire might seem obvious, but here it goes: remove the wheel. If you end up with a flat, remember - always find a safe place, away from traffic and other possible dangers, before working on your bike. Putting together a fix-a-flat kit might seem like an afterthought, but having one on hand might be the difference between a minor disruption to a ride and a major aggravation.

valve extension, especially if you’re riding aero rims.

inner tube(s), a minimum of two is recommended - just in case.CO2 cartridge(s), a minimum of two is recommended - just in case.At the very least, you should include the basic materials required to effectively fix your flat what you’ll need will depend on whether you’re riding tubeless or tubed. In other words, you need to be prepared, which means having a fix-a-flat kit that you take with you on each ride. If you want to successfully change your bike tire, then before even learning the “how” of it, you first need to know and collect the “what.” By thinking ahead and taking some time to learn how to change a flat, the hassle of having to change a tire remains just that: an annoying interruption, but not the end of your ride. No one ever plans on having their ride interrupted with a flat tire, but flat tires are one of those annoyances that every rider has the displeasure of experiencing at one point or another. Changing a bike tire might not seem like an especially important life skill, but if you ride a bike in any capacity, it’s a skill you should learn.

Bicycle flat tire repair