Do you enjoy BMX biking but have had trouble with your chain snapping? You’re not alone. In this blog post, we’ll explore some of the reasons why BMX chains might snap and what you can do to prevent it. Whether you’re a beginner or an experienced biker, we hope you find this information useful.

You Could be Riding With too much Tension on your Chain

It is essential for any cyclist to know how much tension should be placed on their chain. A broken chain can cause serious issues and derail a ride, leading to minor or even major repair jobs.

Causes of this can include excessive load metrics like pedaling too hard while uphill riding or performing jumps with a BMX chain sprocket.

Too much tension can also lead to abrupt breaks due to prolonged stress on the rods. In this case, it’s best to get professional help.

Keeping track of the overall load and avoiding snapping force can save plenty of money and potential repair hassles down the road.

Also See: How to Store a BMX Bike

Your chain might be old and needs to be replaced

Replacing your BMX chain sprocket might be an arduous task, but an essential one if your BMX chain is old and worn. With regular use, the BMX chain sprocket can experience wear and tear over time. Therefore, it is essential to assess its condition periodically to ensure it is still functional and functional for BMX riding.

Prior to purchasing a new BMX chain sprocket make sure to take accurate measurements of the width, inner and outer diameter of the old BMX chain sprocket so you know exactly what size you need to purchase.

Even if your BMX chain looks fine on the outside, there may be problems behind the scenes that can put a strain on the rest of your BMX components leading to more expensive repairs later on.

Taking steps now by replacing your BMXchain sprocket can help prevent more serious issues in the future.

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Check to see if your sprockets are damaged or bent

If you want to enjoy safe and reliable riding, it is crucial that you take proper bike maintenance seriously. One of the most common issues that cyclists come across is a chain that keeps snapping. Fortunately, this problem can have an easy solution: make sure to regularly check if your sprockets are damaged or bent.

Sprockets are known to wear down over time, so inspecting them will allow for early intervention before it causes more problems. When choosing a new set of sprockets, opt for one made from hardened steel; this material will be much more durable and last longer than alloy ones.

So, the next time you’re trying to figure out what you can do when your bike chain keeps snapping, pay attention to your sprockets.

Also Read: Do BMX Tires Have Tubes

Make sure you’re using the right size chain for your BMX bike

When it comes to riding BMX bikes, having the right size chain is essential. Chains that are too short or long can easily become too loose or too tight, causing them to break more often.

Not only will this lead to dangerous scenarios while riding, but you’ll also need to replace chains more frequently than necessary.

To make sure you get the most out of your bike rides and keep your chains in proper shape, take a few moments to measure and compare your bike’s chain size with what is recommended by the manufacturer. You may save yourself countless frustration in the long run.


  • Properly tension your chain
  • Inspect sprockets for damage or bends
  • Make sure your BMX chain is the right size
  • Replace old BMX chains when necessary
  • Regularly check on the overall load and avoid snapping force.


  • Make sure the rods are not abruptly broken due to prolonged stress.
  • Do not ride a bike with an incorrectly sized chain as it can cause dangerous scenarios while riding.

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Overall, there are a few things you can check for that might be causing your chain to skip. Be sure to tension your chain properly, as too much or too little tension can cause the chain to slip.

Additionally, make sure your sprockets aren’t damaged or bent and that you’re using the correct size chain for your BMX bike. By following these tips, you’ll hopefully be able to get your ride back on track in no time.

Frequently Asked Questions

What should I look for when buying a new bmx chain?

When shopping for a new chain, make sure to choose one that is compatible with your bike and designed for the type of terrain you will be riding on. Additionally, opt for chains made from hardened steel as they are more durable and last longer than alloy ones.

Can riding with an incorrectly sized chain be dangerous?

Yes, using a chain that is too short or long can cause it to become too loose or tight, leading to problems such as snapping. This can result in dangerous scenarios while riding, so it’s important to make sure you are using the correct size chain for your bike.

What should I do if my bmx chain keeps snapping?

First, make sure to inspect your sprockets for any damage or bends. If they are bent or damaged, consider replacing them with a set of hardened steel ones. Additionally, check to see if the chain is the right size for your BMX bike and that it is properly tensioned.

How often should I replace my bmx chain?

It depends on how often you ride, but a general rule of thumb is to inspect your chain after every 20-30 hours of riding. If the chain looks worn or damaged, consider replacing it in order to prevent any serious issues.

Jason Ballie
I'm Jason Ballie and I love BMX biking. I got into BMX biking when I was about 10 years old and haven't looked back since. I love the thrill of flying through the air on my bike and performing tricks that amaze people. I've been riding competitively for about 5 years now, and have won a few competitions here and there. I'm always trying to learn new tricks and improve my skills so that I can one day become a world-champion BMX rider.