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Questions tagged [hub]

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128 views

The purpose of redundant holes in some hubs and brake rotors

I have changed front brake rotors and noticed two extra holes in the hub and in the brake rotor. The holes are matching with each other. The purpose of them are unclear for me. The car: Astra H 2012 ...
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1answer
5 views

Choosing replacement seals for trailer hubs?

How do you know what seal to use as a replacement for a trailer hub? When you replace the bearing it seems straightforward - the numbers on the existing bearing can be used to pick a new one. But ...
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2answers
41 views

What are the extra “bumps” on this trailer hub?

The back of the hubs on my trailer have some "bumps" which I'm not sure what they are for. The hub is a 5 lug x 5½" bolt circle diameter. From the view in the photo, the lugs are the outermost bumps ...
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1answer
21 views

Servicing loose trailer hubs

I got a second hand trailer and in going over it noticed the wheel hubs are somewhat loose. Both wobble a bit when I jack the wheels off the ground, right being worse than left. I removed the left ...
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1answer
486 views

Do you need to grease wheel hubs

I just replaced the wheel hubs on my car and I was wondering if you need to pack the whole spindle with grease like you do on the older style of wheel bearings?
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1answer
61 views

What is the best way and what work is involved in fixing this wheel stud?

I have damaged wheel studs on a hub and want to replace them. Initially I thought I could just hammer the studs out press new ones in however from the pics you can see that the studs are too close to ...
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3answers
354 views

Can broken wheel hub stud cause other wheel hub stud to break?

I previously asked this question as my passenger side wheel fell off with a broken stud. What can cause a wheel to fall off/hub to break? After repairing it the mechanic checked the other wheels and ...
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1answer
76 views

What is the difference between a worn wheel bearing and a worn wheel assembly?

By wheel bearing I think one is referring to the little circle thing that goes through the center of the wheel hub. So if it is worn it is referring to that small circular item. When one says that ...