Repairing Guides

how to repair broken bike chain

by Kayden Bailey Published 3 years ago Updated 2 years ago
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How to Repair a Broken or Bent Chain

  • Stop riding and flip your bike over. This is the easiest way to assess the damage, as you can easily pedal the bike forward to find the culprit of your ...
  • If the chain is bent and still attached to the bike, remove the chain using a chain breaker tool as close to the compromised part of the chain as possible. ...
  • You do not have to remove the chain completely from the bike to fix a broken chain, but it can be a little cumbersome to kneel over the bike to ...
  • By bending the chain in your hands, you can figure out how much of the chain is damaged.
  • Make sure you have a roller (see diagram) on the opposite end and the pin you are about to push through will leave you with two outer plates.
  • Using your chain breaker tool, begin to push the pin through. Be careful to not push the pin all the way through the outer plate. ...
  • Thread the chain back through your derailleur and line up the pin on your tool with the pin in the chain. ...
  • Wiggle the chain back and forth with your hands to work out any stiffness in the newly installed link.
  • You’re good to go!

Part of a video titled How to Fix a Broken Bicycle Chain - YouTube
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After you have removed any damaged links reconnect the chain using the rivet you've pushed out andMoreAfter you have removed any damaged links reconnect the chain using the rivet you've pushed out and push the rivet back in until it matches the depth of the neighboring. Rivet.

How to remove a bike chain without breaking it?

Removing a Chain Link Without Chain Breaker Tool

  • A hammer
  • A thin nail, or something that can hit the chain pin without getting stuck on the chainplates. A 2mm hex wrench can be used as well.
  • You will need something that can withstand a beating but has a hole in it for the pin to pass through. ...

How to unlock a bike chain?

The method here is to tug at each end until you see a gap form. For example, when the first number has the correct digit, you'll notice a small gap between the first and second slots. As you can see below, once the first number reaches 3, you can notice a small gap when tugging at each end.

How to properly lubricate a bike chain?

Chain lubricant: Properly lubricating your chain helps extend the life of your drivetrain. Always apply bicycle-specific lube oil to a clean chain. There are two types of lube: wet or dry. Wet lube is best to use when you’ll be riding in wet conditions. It strongly adheres to the drivetrain and is less likely to rinse off in rain.

How often should I lubricate a bike chain?

When to Clean and Lube

  • Regular, On-Bike Cleanings. On a regular basis, look at the entire chain by standing to the side of your bike and lifting the rear wheel off the ground.
  • Occasional Off-Bike Cleanings. Every few months or so (more often for mountain bikes), completely remove your chain using a chain-removal tool.
  • A Word on Lubricants. ...

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Can you repair a snapped bike chain?

A broken bicycle chain will render your bike useless but can be repaired on the road, at least sufficiently to allow you to ride home. You will need a bicycle chain-tool which comes as part of most multi-tools, as well as a spare quick-link.

How do you put a broken bike chain back on?

6:267:25How to Fix a Broken Bike Chain - YouTubeYouTubeStart of suggested clipEnd of suggested clipNow usually what will happen is when you put the chain together with your chain tool the link isMoreNow usually what will happen is when you put the chain together with your chain tool the link is going to be a little bit stiff so what you can do is just kind of bend it back and forth and that will

How do you fix a bike chain at home?

0:162:48How To Repair A Bicycle Chain - GCN's Roadside Maintenance SeriesYouTubeStart of suggested clipEnd of suggested clipCage. Next attach one segment of the power link to each end of the chain. Put. The two ends of theMoreCage. Next attach one segment of the power link to each end of the chain. Put. The two ends of the power link together. Then pull it tight using your hand.

How do you fix a broken bike chain without the tool?

3:467:01Roadside Bicycle Chain Repair - without master link - YouTubeYouTubeStart of suggested clipEnd of suggested clipFirst we'll remove the portion of broken link this pin can come all the way. Out. You now we have aMoreFirst we'll remove the portion of broken link this pin can come all the way. Out. You now we have a roller with an inner. Link take the other end.

What happens if my bike chain breaks?

You will loose power from your back wheel because the chain is no longer delivering the drive the engine is giving. The engine will still be going, but you will not be able to accelerate. In fact, your motorcycle may start decelerating if you're not going down a hill at all.

How do you relink a bike chain?

1:436:463 Different Ways To Join Your Chain | Mountain Bike MaintenanceYouTubeStart of suggested clipEnd of suggested clipMake sure you don't draw out the pin all the way out and you have enough on the inside of the linkMoreMake sure you don't draw out the pin all the way out and you have enough on the inside of the link here. So you can snap the chain legs back together.

Why do bike chains break?

Chains, like anything else on your bike, can be damaged if it gets hit hard enough. While not as common, chains can break if they are involved in a rock strike or other impact. Impact damage to chains can be more difficult to repair than if the chain breaks due to wear.

How much does it cost to repair a bike chain?

How much does a bike chain cost to replace? Entry level chains can start off around $15.00 with more expensive and higher performance chains ranging from $25.00 to $60.00 or more. More expensive chains increase shift quality and are generally more durable as they wear.

How do you fix a broken rope chain?

0:319:36Repairing a hollow rope chain - YouTubeYouTubeStart of suggested clipEnd of suggested clipStarted. All right Nick get real close in here and what you can see is we've got two broken ends ofMoreStarted. All right Nick get real close in here and what you can see is we've got two broken ends of a hollow rope chain. So what I'm going to do you can back off here a little bit now I'm going to

Can you fix a chain without a chain tool?

If your chain has a master link, remove the link by twisting it off with a pair of needle nose pliers. Press the nubs through to the other side to fully remove the link. You may need to use a hammer or wrench to tap the link so that it pops out allowing the chain to separate.

How do you join a chain without a tool?

1:223:41How to install a Master Link WITHOUT TOOLS for on the road chain repairYouTubeStart of suggested clipEnd of suggested clipMake sure that the curved edge is up and the notches down for both sides. That's one side the otherMoreMake sure that the curved edge is up and the notches down for both sides. That's one side the other side again make sure that the curved edges up notches.

How do you change a chain on a bike without a chain tool?

2:519:46How to REMOVE A BIKE CHAIN without special tools (don't do this to ...YouTubeStart of suggested clipEnd of suggested clipIt press the chain together to give yourself a little bit of a little bit of give you don't want aMoreIt press the chain together to give yourself a little bit of a little bit of give you don't want a really tight chain. Basically just knock that thing out. Don't hit your carbon bike. And bam the

How do you remove a chain link without a tool?

In order to shorten the link without a chain tool, you need an alternative tool like a hammer, pliers or thin nail. They will assist you in pushing the pin easily. You can position the chain over a socket, and hit it with a hammer. Then, you can now pass the bolt all throughout the open holes.

How do I open a master link without the tool?

0:212:00How to remove a stuck chain quick link without a quick link chain toolYouTubeStart of suggested clipEnd of suggested clipThe next step is to take a set of needle nose pliers or really any pliers that are long enough willMoreThe next step is to take a set of needle nose pliers or really any pliers that are long enough will do. And you want to get it across the quick link and squeeze like from here to here.

Do all bike chains have a master link?

Not all bikes have these links. They are most likely to be found on BMX bikes, single speed bikes or three-speed town bikes with internal gears. The more sprockets a bicycle has on its rear cassette, the narrower the chain must be and therefore the less room there is for this extra-wide master link.

How do I fix my kids bike chain?

0:192:47How to Put a BIKE CHAIN BACK ON and ADJUST IT... QUICKLYYouTubeStart of suggested clipEnd of suggested clipOkay so the first quick fix is to get the chain put it on the back cog on the back. There then putMoreOkay so the first quick fix is to get the chain put it on the back cog on the back. There then put the front on just here like that and put the front on just there like that and pedal around.

How to remove a chain from a bike?

To remove the chain from the bike, you need to disconnect the chain, which is also called breaking the chain. There are a couple methods to do this depending on whether your chain has a master link or not. Before you begin, shift your chain to the smallest chainring and smallest cog. Even better, remove the chain from the front chainring ...

How to check if bike chain is stretched?

How to Check a Bike Chain. To check your chain for excessive stretch, use a chain wear tool. Hook one end over one roller (or pin) in your chain. The other end will either come to rest on top of the chain or you will be able to insert it in the opening between two rollers. If it drops between the rollers, it means your chain is stretched ...

How to run chain through derailleur?

Another way is to run the chain through the front derailleur and drape the chain over the big chainring in front and the big cog in back. Do not pass the chain through your rear derailleur yet. Bring the two ends of the chain together and pull them tight.

How to use a chain pin?

Using a chain pin: If your chain does not have a master link, use a chain tool to reconnect the chain with the chain pin included with your new chain. If you are repairing an existing chain, always use a new chain pin rather than reusing an existing pin. Your new pin should be compatible with your chain speed and brand.

How to remove tension from chain?

If you have a standard chain with no master link: Seat the chain in the chain tool, with the pin of the chain tool aligned with a pin in the chain. Turn the handle of the chain tool until you push the pin out far enough that you can break the chain.

Why is my chain rusty?

If you live near the beach where sand can get into your drivetrain or if you live in a wet environment where rain routinely flushes away your chain lube, making your chain rusty, keep a closer eye on the condition of your chain. Both can cause your chain to wear out faster.

What does a 0.75 chain mean?

A reading of 0.75 or higher means you not only need to replace your chain, but you should also check the condition of your cassette and chainrings to see if the stretched chain has caused excessive wear to these parts. Another way to check for chain stretch is to measure the chain with a ruler or tape measure.

Where is the broken link on a chain?

If you have a master link (or quick link), ensure that the broken link is on the upper section of chain (above the chainstay). Then use a chain tool to push out the pin holding the broken outer link to the next inner link (turning it clockwise).

How to put a master link on a chain?

Attach a master link plate to each end of the chain, ensuring that they face in opposite directions. Push them together until they lock. Put weight on the forward pedal while holding the rear wheel still. This should tension the chain and snap the master link into place.

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