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Questions and answers about sports

I can remove crank arms without a crank puller, is this a problem? I’m worried the crankarms might be loose

5 min read

Asked by: Rachel Andrews

Do I need a crank puller?

Do I Need A Crank Puller? Yes, there are ways to remove cranks without the crank puller but they will almost certainly do a lot of damage. There is no reason not to buy a crank puller as they a fairly prices starting from $8.99 upwards.

Why does my crank arm keep falling off?

There is probably a reason threads are gone, the crank/spindle splines could be worn putting strain on the bolt. Splines should be a fairly tight/snug fit, the bolt there is to merely hold it from sliding off.

How do you get a crank arm off without tools?

Quote from video: And it's removing the crank as I go boom there it comes off. And then take a rubber mallet you can hit this gently. And evenly and tap the other side out to remove your crank from.

How do you get a crank off without a crank puller?

Quote from video: You can use a hacksaw. Go ahead and cut the spindle back behind the arm. Until. It's all the way off.

How do you remove a crank arm?

Use a 15mm wrench to loosen the left pedal from the bike. Then, hold the left pedal and rotate the crank arm to completely detach it from the bike. Both pedals should now be completely removed. If you’re standing on the right, or drive side, of the bike, rotate the crank arm clockwise.

How do I know what crank puller I need?

Easiest way to tell is to remove the bolt. If loosening it results in some resistance and the crank arm comes off with it, guess what? If not, and the bolt comes loose with the crank arm still firmly attached, you’ll need a Park CCP-4 or similar splined crank remover.

How tight should crank arms be?

Quote from video: We put the tool in the cap. Just a couple of fingers will do us about four inch pounds. Sometimes not that much if you bring the crank arm over to the bearings.

How do I stop my crank bolts from coming loose?

Quote from video: And instead you can just put some loctite. Or if you don't have that you can just get some nail polish you can buy that everywhere with one or two dollars. Put some nail polish on the threads.

Why is my crank wobbling?

It may just be that it’s a one-piece “cartridge” and is rattling around in the frame, or it may be that the unit is “loose bearings” and the bearing caps need to be adjusted. Or there may have been some sort of failure of the bearings.

How do you use a crank extractor?

Quote from video: What's required is a crank remover the crank remover has a threaded coupler that goes into the threads of the arm. It's fully engaged.

Are all crank pullers the same size?

Crank arms come in specific lengths. 170mm, 172.5mm, and 175mm are the most common.

How do you remove a crank set?

Quote from video: So usually you traditionally you want to remove your drive side first. So come over with your crank puller tool and screw it in and this screws forward the threading so that would make it clockwise.

What tools do I need to change crankset?

Getting Started

  1. Appropriate wrench to remove crank bolt/nut: CCW-5 Crank Wrench. Hex wrench. MW-SET. 2 Combination Wrenches. PAW-12 Adjustable Wrench.
  2. Crank puller: CCP-22 for square taper cranks. CCP-44 for splined cranks. CWP-7 – universal fit.
  3. Torque wrench.
  4. Thread preparation: ASC-1. PPL-1.
  5. Rags.


How do you put a crank arm back on?

Quote from video: You can install your crank arm. Take your fixing bolt. Making sure to apply a liberal amount of grease to the threads. Now you can insert the bolt. And start to tighten it with an allen.

How do you remove a Shimano crank without a tool?

Quote from video: We need need your finger. Put it in there Oh Jim just twist around if you bend your thing all that I get more traction.

What is a crank puller used for?

Crank pullers are used for the removal of basic three-piece crank types: square-type spindle arms, and splined-type spindle arms. Square tapered spindles are made with a slight slope or taper. This shape creates a wedge as it is driven into the square hole of the crank.

How do you remove a Shimano crank without a tool?

Quote from video: We need need your finger. Put it in there Oh Jim just twist around if you bend your thing all that I get more traction.

Are all crank pullers the same size?

Crank arms come in specific lengths. 170mm, 172.5mm, and 175mm are the most common.

How do you remove a cheap bike crank?

Quote from video: Account now firstly you're going to need a soft ended mallet you're going to need some allen keys to either remove the chain guide or get it out the way and to remove the pedals from the bike.

How do you tighten a bike crank arm?

Quote from video: We put the tool in the cap. Just a couple of fingers will do us about four inch pounds. Sometimes not that much if you bring the crank arm over to the bearings. But not into the bearings.

How do you remove a crank spindle?

Quote from video: As that one first remove the caps from the pedlow. And also the crank sets that they have what these will either unscrew or prise off in this case there are a small allen key fitting.