Miscellaneous

Why is my bike crank popping?

Contents

Why is my bike crank popping?

First thing’s first, check to make sure your cranks are tightened to the proper torque specifications. If your cranks are loose, sometimes they will make popping or creaking noises. Once you have removed the cranks, be sure to keep any washers or spacers in the proper order and remove them from the crank spindle.

Should I grease bike cranks?

So for our René Herse cranks, we recommend that you lightly grease the crank spindle. Also grease the treads of the bolts, but not the underside of the bolt head. (The underside of the bolt head should interlock with the crank, so it doesn’t come loose.) Then tighten the bolts.

Why is my bike clicking when I pedal?

A bent derailleur hanger, or one that is out of alignment, can cause a constant clicking sound while pedaling. The derailleur hanger might be visibly bent or off if it’s bad enough. Sometimes a creaking noise can occur from the derailleur hanger rubbing against the frame where it’s mounted.

Should you grease bottom bracket?

Although you’ve greased the bottom bracket shell threads, and if push comes to shove it’s usually enough, it’s still good practice to add some more grease to the threads of each cup prior to installation.

Why does my bike make noise when I pedal?

It may be slightly loose or inadequately lubed; this will make the noise when you pedal. Solution: Tighten/or, if that doesn’t work, remove the crank arm, lightly grease the axle and reinstall. Pedal with regular pressure. After a few laps the arms should loosen up and you should be able to remove them by hand.

How can I get the crank off my bike?

Removing crank arms. In the process of fixing parts of the bike, you may run into the opposite problem – getting the crank arms off. Normally this takes a special tool (or self extracting bolt), but if you remove the bolts and ride (gently) for a bit, the crank arms should loosen up sufficiently to be removed by hand.

How does a clamp on bike crank work?

The clamp-on cranks with hollow bottom bracket axles have a through axle attached to the drive side crank arm, and the non- drive side crank arm has two bolts through it which clamp it on to the other end of this axle.

What should I do if my crank arm falls off?

Crank loose/falls off If your crank arms “flop” with every pedal stroke, or if you can wobble them from side to side, fix them now before they become irreparable. The first thing to do is to try and re-tighten the crank arm on to the bottom bracket axle.

What kind of crank is on a bike?

If the crank arm has a nearly circular piece of metal slid through it, perpendicular to the bottom bracket axle, with a bolt on the other side, you have a Cotter Pin crank. Since this system has not been used on new bikes for at least twenty years, it’s time to upgrade your bike.