how to repair bicycle hub

by Prof. Monserrate Flatley Published 3 years ago Updated 2 years ago

Reinstall the freehub body with a 10mm Allen key. Slide the freehub body through the hub opening. ...
Apply grease to each side of the hub to house the bearings. Use a grease injector and squeeze dabs of grease around the hub opening.
Drop one bearing at a time into the grease. Take one bearing at a time and press it into the grease.
Rebuild one side of the axle with the cone, spacer, and nut. Take the axle and first replace the cone.
Insert the axle into the wheel. Hold the axle by the end nut and drop it through the hub. ...
Replace the parts on the other side of the axle. Flip the wheel around to expose the other side of the axle.
Reinstall the freewheel if you were working on a back wheel. Take the freewheel you removed and spin it onto the wheel clockwise.

Slide the skewer back through the axle. Take the skewer and remove the same nut and spring that you took off at the beginning.

Put the wheel back on the bike. Once all the pieces are reattached, press the wheel back into its socket on the bike.

Full Answer

How to replace a bike hub?

How to Replace a Bike Hub. 1. Reinstall the freehub body with a 10mm Allen key. Slide the freehub body through the hub opening. Then insert a 10mm Allen key into the slot and ... 2. Apply grease to each side of the hub to house the bearings. Use a grease injector and squeeze dabs of grease around ...

How do you fix a broken hub on a car?

You’ll need a new hub or wheel if cracks are spotted. Spread a light coating of grease on the outside and inside of the new bearings, on the inside of the hub shell and on the axle. If the grease is too thick between the bearing and the hub, it could prevent it from seating completely.

Why do my bike’s hubs feel rough?

If your wheels feel rough when you spin them, it’s time to service the hubs on your bike. Usually the problem will be caused by wear in your bearings or by the ingress of water and grime. Wheel bearings also do eventually wear out over time which will introduce play to the hub, allowing the wheel to rock side to side on its axle.

What to do if your Shimano hub cups are worn out?

Note: The cups in Shimano, and many other clone hubs, are non-replaceable. If they have worn out, you will have to rebuild a new hub into your wheel. Campagnolo cups are replaceable. Apply grease to the bearing race, then return the bearings to the hub. Take some grease and apply a healthy dose to the bearing race in the hub.

How do I fix the hub on my bike?

4:5711:31How To Fix Loose Wobbly Wheel Hub - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo if you're going to be doing the work of overhauling a hub it's generally a good idea to justMoreSo if you're going to be doing the work of overhauling a hub it's generally a good idea to just replace the ball bearings with brand new because they're not that expensive.

Can a wheel hub be repaired?

Wheel Hub Repairs There is no way to disassemble and repair a sealed hub assembly. If something has gone wrong with the unit – like a failed internal ABS sensor or corroded ABS tone ring on the hub – the entire thing must be replaced. Mechanics will need to remove the wheel, hub nut and brakes to replace the unit.

How do you take apart a bike hub?

2:1313:41How To Overhaul The Hub Of A Rear Bike Wheel - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo that's what's on one side now go ahead pull the axle out. So on the other side I have some againMoreSo that's what's on one side now go ahead pull the axle out. So on the other side I have some again a lock nut a space or another lock nut and then the cone.

How do you rebuild a hub?

8:2418:15How To Rebuild Profile & Madera Rear Hubs | COMPLETE REBUILDYouTubeStart of suggested clipEnd of suggested clipThe first thing you're going to want to do is grab your axle again get your non-drive side you'reMoreThe first thing you're going to want to do is grab your axle again get your non-drive side you're gonna slide the bearing onto. The axle. You're going to slide the cone spacer onto the axle.

How much does it cost to repair a hub?

The cost to replace one front-wheel hub assembly varies widely. Some variables include the make and model, the garage's labor rate and the cost for parts. The national average is about $350 to fix the wheel bearings at one wheel. As you might imagine, however, luxury brands cost more.

What tools do I need to fix a wheel bearing?

What Tools Do I Need To Replace A Wheel Bearing?A set of needle-nosed pliers.ratchet wrench with various sized sockets.flat-head screwdriver.jack.star wrench for loosening nuts on the wheel.

How do you rebuild a freewheel hub?

0:0012:17Bicycle Freewheel Disassembly/Assembly - YouTubeYouTubeStart of suggested clipEnd of suggested clipAsk about taking a part of freewheel and putting it back together again.MoreAsk about taking a part of freewheel and putting it back together again.

How do you rebuild a Shimano rear hub?

0:1821:18How To Service Shimano Ball Bearing Rear Hub - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo here's the wheel. In questions Shimano hub. Obviously what you need to do is remove it from yourMoreSo here's the wheel. In questions Shimano hub. Obviously what you need to do is remove it from your bike. Take off your cassette off the freehub. And then what you need is a couple of combs burners

How do I change a hub bearing?

0:143:36How to Replace a Wheel Bearing Hub Assembly - YouTubeYouTubeStart of suggested clipEnd of suggested clipThere's one bolt. And remove the other bolt. And then I can remove the caliper bracket from theMoreThere's one bolt. And remove the other bolt. And then I can remove the caliper bracket from the rotor now the rotor itself is screwed onto the hub. So we need to remove these two screws.

How does a bike hub work?

The hub is the central part of your bike's wheels (front and rear), which connects to the wheel's rim via the spokes and through which the axle is fitted, enabling the wheel to freely spin on two sets of bearings. Our best bike hubs buying guide is the place to find out more!

What happens when a wheel hub fails?

A faulty wheel hub and bearing assembly can also cause a vibration felt in the steering wheel. A faulty wheel hub and bearing assembly can also cause a vibration felt in the steering wheel. Often, the sensation will change with vehicle speed or while the vehicle is cornering.

How much does a hub cost?

The cost of a wheel hub (assembly or bearings) can start from as low as $60 and go well over a hundred dollars. The make and model of your car, will determine the exact price. Wheel hub replacement costs can vary from car to car as well as who you buy them from.

How do you fix a hub bearing?

Can you replace a wheel hub without replacing the bearing?

Your wheel bearing may have been damaged slightly in the past and has now worn to the point it is starting to make noise. Your mechanic is correct in that the only repair for the bearing is to replace the hub. It is a sealed unit and cannot be disassembled without destroying it.

How to unscrew a bike nut?

If your bike doesn't have a quick-release lever, then you'll have to unscrew the axle nut with a wrench instead. Tighten the wrench around the nut on the side of the axle and turn it counterclockwise. When the nut loosens, unscrew it by hand. Then pull the wheel out of its socket.

How to remove freewheel on bike?

The freewheel is the piece with the bike gears that holds the chain. Take a freewheel remover and slide it over the nut holding the freewheel on. Use a wrench and turn the tool counterclockwise to free the nut. Then lift off the freewheel and store it safely.

Why does my bike feel stiff?

If your bike feels wobbly, stiff, or unsteady, there may be a problem with the hub components. The hub is the metal tube going through the middle of the wheel that houses the moving parts. Installing a completely new hub requires rebuilding the wheel from scratch, which is usually more expensive than buying a new wheel.

What to do when you remove a car axle?

Once you’ve removed all the parts, you can decide if they need a simple cleaning or total replacement. Check the axle, nuts, bearings, hub body, and cones for damage. If they have deep scratches, dings, or other nicks, then replace them with new parts. If they aren’t damaged, then they just need a cleaning.

How to remove a nut from a Honda Civic?

Remove the nut and spring on the skewer in the middle of the hub. Hold the wheel upright and grab the skewer, which runs through the middle of the wheel, from both sides. Turn the nut on the side of the skewer counterclockwise until it comes off. There is also a spring under the nut, so make sure you get that as well.

How to clean bike bearings?

Remove the bearings, and clean them using degreaser and paper cloth. BikeRadar. Carefully remove the bearings from the race – the tip of a magnetic screwdriver will help you to lift the bearings out. You’ll now need to clean the bearings.

How to remove dust caps on bike?

Step 1: Remove hub dust caps. Removing the dust caps may require a fair bit of force, so always use a hex key with a fresh head. BikeRadar. The axle of your hub will likely have at least one end with a removable dropout guide or locknut that you’ll need to take off.

How to remove a locknut on a freehub?

We are using a rear wheel, but the procedure is the same for a front. For the rear, first remove the cassette from the freehub body. Undo the lock nut on the non-driveside by using a cone spanner to hold the cone and another to undo the nut.

How to check if a cone is seated correctly?

Press it against the bearings and rotate it to check it’s seated correctly. Refit the cone to the non drive side of the axle and tighten it until contacts the bearings. It doesn’t need to be very tight – finger-tight will do. You can then spin the axle to make sure it rotates cleanly.

How to prevent bearings from seating?

Spread a light coating of grease on the outside and inside of the new bearings, on the inside of the hub shell and on the axle. If the grease is too thick between the bearing and the hub, it could prevent it from seating completely.

What type of bearings are used in hubs?

There are two types of bearings commonly seen in hubs – sealed (cartridge) bearings and non-sealed (cup and cone, or loose) bearings. Regular servicing can extend their life, although they will eventually wear out to the point that they need to be replaced.

Why do my bike wheels feel rough?

Step1. Removing the cone

Overhauling a bicycle hub involves getting to the inside of the hub by removing the cone. You’ll need a special cone wrench. The particular one I’m using is a Park Tool 15mm Shop Cone Wrench SCW-15.

Step 2. Removing the bearings

With one of the cones removed the spindle can just fall out of the hub. Older bikes will use loose ball bearings so make sure that if one or more of these falls out as well, you catch them. I always keep a plastic cup available to store all of the bearings.

Step 3. Checking the bearings

There should be as many bearings within the hub to take up all of the space on the bearing race, which is the part where the bearings connect with the hub. I counted 16 bearings when I got them all out, while I was expecting 18: 9 per side of the hub.

Step 4. Checking the cones for pits

A further check indeed revealed that the hub could hold up to 9 bearings of the same size, so I added a single one per side to increase the load the wheel would be able to take.

Step 5. Detailing your bicycle hub: rust removal and polishing

Now I’m kind of a nut when it comes to bike restoration. So I not only clean everything, but remove rust as well as polishing everything. The added benefit of polishing is that it actually minimizes the risk of further corrosion by smoothing out the surface.

Step 6. Reassembling the hub

When every part has been cleaned it’s time to reassemble the bicycle hub. Grease the bearing race of the hub so the bearings will stick when being put in again.

In this article I’m going to give you what I feel is the best way on how to clean your bike properly. Because my channel

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