Bmx Chain Gets Tight And Loose

August 29, 2021 Post a Comment

The big mistake people will make with a new chain is to immediately go out and do a hole shot this stretches the chain in one spot it should be run several hundred miles to stretch normally over the entire lenght of the chain and readjusted accordingly before any heavy load is put on it its also better to run a chain a little loose than to tight. If your chain is tight enough to ride and it is not hitting the frame of the rear triangle then there is no big issue.

How To Maintain Your Bmx Bike The Ultimate Guide

If your sprocket is loose on the BB axle then it will inevitably move off centre.

Bmx chain gets tight and loose. Not as much as your chain because it is used but ALL chains even brand new ones have tight and loose spots. One or two solid hits should fix it. I dont think its because of my sprocket because its new and it did this on my old one too.

When you put the chain back on. Unlike geared bike chains diagnosing whether a BMX chain needs to be tightened is very easy. Loosen the bolts rotate the crank to the tightest point pull on the chain to shift the chainring repeat.

The rear wheel on. Sounds like a bent sprocket or damaged chain. If you just force the cups in then the pressures can be quite incredible.

This causes a loose chain that is prone to falling off. This is why I am a strong advocate of NOT adjusting your chain while the bike is on its side stand as per the owners manual. Quick make sure the Quick Release levers or wheel hub nuts are tight.

Tightening a BMX chain is easier than the geared bike chain. Firstly pinch the chain together if you can remove it from the chairing then its loose. K when you have a loosetight spot its one of three things.

I dont think Ive ever had it bad enough to be a real problem I just set the chain in the tight area and tighten things up. Makes a funny clicking sort of sound. A completely brand new chain installed correctly will do this as well.

Im tapping the chain on the bottom where you would normally check the slacktightness of the chain. You might have to adjust the brake if you move the wheel position adjusting your chain. Start date Sep 30 2007.

Its always a huge pain when you go to tighten your wheel then the chain ends up with a bunch of slack so doing it the right way will help prevent that from happening. Sep 30 2007 1 hello my chain goes really loose and really tight. Check the Tightness of the Chain.

If the freewheel is out of round you would have repeated spots of binding every rotation of the cranks. Spin the cranks to find the tight spot then hit the portion of the sprocket thats closest to the front end of the bike. If the chain consistently moves with the sprocket then its not chain stretch.

I took it to a bike shop and he said he didnt have the parts for it he wasnt sure what the problem. The chain on my GSX-R 750 01 has a funny problem - in one complete revolution the chain goes from too tight no slack to slopply and loose then tight again as the wheel goes around. Hope this helped.

You can try spinning the chain ring on the spider if you are running that sort of set up. Bike chain is going up and downits tight then loose. Your front sprocket isnt quite central.

Take off the chain and inspect sprocket. If you feel your BMX chain has a tight spot the first thing you should check is the Sprocket. Un-even chain tension is usually down to one of 3 things.

Unlike geared bike chains diagnosing whether a BMX chain needs to be tightened is very easy. If you can easily remove the chain from its chainring or touch the metal of the frame then its far too loose. If your BMX chain is too tight it will create a rattling sound.

Turn the cranks if they are hard to turn slacken the chain a hair and try again. It wont take you to long to find the sweet spot between the chain being to tight or to loose. You can often tweak this a little by slightly loosening the chainring bolts and using the tiny amount of play between the chainring and spider to get a slightly better fit.

Then spin the cranks again and hit the sprocket if you see another tight spot. To change the tension loosen one of the axle-nuts and move the wheel forward or backward slightly and snug it up again. Actually if that is the case it makes sense to me.

The chain driver and sprocket are brand new it happened on old sprockets i had where the sprocket was buckled - so I dont know where the problem is. In the first case. The simple method is to get your hands on the chain and pinch it together.

Your chain is stretched unevenly. Your rear sprocket isnt quite central. Chain Tension There should be approximately one half inch of movement in the chain up and down at a point half way between the front and rear sprockets.

C make sure the Chain is clean and properly lubricated. You can not move more a correctly installed chain when pinching together. When you put the chain back on.

Tight than Loose chain. If the out of round is in the chainring you should have only one tight spot every revolution. Bmx chain loose then tight.

I didnt know where else to put this. In the first case. I have a newschool bike that I ride a lot and when I spin the crank the chain goes from being tight enough to almost bind the cranks to loose enough that the chain hits the chain stays.

If its straight check the chain. Bmx chain tight then loose. This should take a little tension off of the chain and eliminate the binding Then backpedal and make sure the chain isnt too loose at the loosest point.

I hope someone out there is a pro mechanic and can tell me what to do. The chain may also be stretched in areas more than others. How tight should a single speed bike chain be.

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