Quick Answer: How Tight Should A Drive Chain On Motorized Bicycle Be?

How tight should a motorized bike chain be?

1.2–1.6 inches (30–40 mm) is typical for streetbikes, while dirt bikes may need 1.4–2.0 inches (35–50 mm) of slack. Step 4 To adjust the drive chain, loosen the axle nut a couple of turns. If all you have is a short wrench, you can stand on it to get the nut loose.

Why is my bicycle chain tight and loose?

Re: tight then loose Chain Could be: bent crank, over stretched chain, misaligned chain, off center chainwheel, tweaked rear hub, bad freewheel. Most likely is an off center chainwheel: Remove the chain and check how far the chainwheel moves front to back, like you are truing a wheel with a hop in it.

Is a tight bike chain bad?

When a motorcycle chain is too tight, it’ll put stress on several components of the bike and cause the sprockets to wear faster, make the engine work harder, and cause the suspension to be tight and uncomfortable. Ultimately, a tight chain on a motorcycle may break leaving you with no power.

Is a tight BMX chain bad?

Some bike riders like to keep the bike chain too tight, and it makes the cranks hard to spin, while others leave it wobbling a little too much that it comes off. If your BMX chain is too tight, it will create a rattling sound. This noise could not only be awkward for your viewers but also could prove to be dangerous.

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Why does my BMX chain have a tight spot?

If you feel your BMX chain has a “tight spot,” the first thing you should check is the Sprocket. This tight spot on a BMX bike is usually caused by the bolts behind the Sprocket being loosened. A simple tightening of the bolts should fix a tight-spot.

Why does my BMX chain keep coming loose?

You will be stressing your rear triangle and putting load on it that can cause a loose or super tight chain. I usually pull my wheel back and then making sure the wheel is kicked a little to the non drive side.

How do you know if your motorcycle chain is tight?

Well, there are a few tell-tale signs that your chain tension isn’t set correctly, such as:

  1. A ‘wurring’ sound as you accelerate.
  2. Knocking between gear changes.
  3. The chain looking under strain when you sit on the bike.

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