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front wheel bearing repack

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Old 07-03-07, 12:50 PM
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front wheel bearing repack

how do i go about removing the rear bearing seal on the front hubs?

Old 07-03-07, 01:48 PM
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jam a long flat headed screwdriver between the back of the outer race and the seal and pry it out (assuming you don't have a seal puller). You should be nowhere near any bearing riding surface. Tap the new one back later, ensuring it goes in evenly to the same depth.
Old 07-03-07, 01:54 PM
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Originally Posted by pfsantos
jam a long flat headed screwdriver between the back of the outer race and the seal and pry it out (assuming you don't have a seal puller). You should be nowhere near any bearing riding surface. Tap the new one back later, ensuring it goes in evenly to the same depth.
ok, thats what i thought... but had to ask to be sure...

also... when the seal is back in place, should the bearing have a little movement in it? or should it be snug? (its has some movement in it right now)
Old 07-03-07, 04:43 PM
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hmm... what does a seal puller look like?

like this:
http://www.sears.com/sr/javasr/produ...seBVCookie=Yes

or this:
http://www.sears.com/sr/javasr/produ...seBVCookie=Yes

also... after i pull the old seals... clean, inspect, and re-pack the bearings... how do i reset the new seal?
Old 07-03-07, 04:46 PM
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Originally Posted by 20Bforme
this is what mine looks like


By btlfedgolf at 2007-07-03
Old 07-03-07, 04:53 PM
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looks like ill be heading to sears later...
Old 07-03-07, 05:34 PM
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Originally Posted by 20Bforme
how do i go about removing the rear bearing seal on the front hubs?
Nice little trick I learned:

With the hub on the car, you can take the nut off, then take off the outer race. Leave the hub on the spindle. Put the nut/washer back on loosely, tilt the hub ~45 degrees, then abruptly pull it off. The inner race will knock out the seal from inside and the seal will be re-usable.
Old 07-03-07, 06:06 PM
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Originally Posted by alexdimen
Nice little trick I learned:

With the hub on the car, you can take the nut off, then take off the outer race. Leave the hub on the spindle. Put the nut/washer back on loosely, tilt the hub ~45 degrees, then abruptly pull it off. The inner race will knock out the seal from inside and the seal will be re-usable.
My daddy taught me this.
Old 07-03-07, 06:16 PM
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yeah i learned that trick repacking wheel bearings on a 92 Safari Van Once..
Old 07-03-07, 06:49 PM
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Originally Posted by alexdimen
Nice little trick I learned:

With the hub on the car, you can take the nut off, then take off the outer race. Leave the hub on the spindle. Put the nut/washer back on loosely, tilt the hub ~45 degrees, then abruptly pull it off. The inner race will knock out the seal from inside and the seal will be re-usable.


one of the guys at the shop recommended that... wasnt too sure about it... but now ill give it a try...
Old 07-04-07, 07:54 AM
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Originally Posted by 20Bforme
ok, thats what i thought... but had to ask to be sure...

also... when the seal is back in place, should the bearing have a little movement in it? or should it be snug? (its has some movement in it right now)
The bearing will have a little movement - install the seal in the same position and with the same side facing the bearing.
Old 10-29-07, 08:48 PM
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Originally Posted by alexdimen
Nice little trick I learned:

With the hub on the car, you can take the nut off, then take off the outer race. Leave the hub on the spindle. Put the nut/washer back on loosely, tilt the hub ~45 degrees, then abruptly pull it off. The inner race will knock out the seal from inside and the seal will be re-usable.

sorry to bring back this super old thread of mine, i figured making a new one would just be a waste...

but anyways... with out using the car... couldnt i use that same method using a socket and an extension? know what im saying?
Old 10-29-07, 10:48 PM
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I don't see why not... but you could always pry the seal out and just buy new ones too. Oh, and when I said the inner race will knock out the seal, I was wrong. It is the inner bearing that you use to knock out the seal. The race itself is a PITA to move at all. This may also only apply to the front hubs. I'd take a look to see if the trick would work, then if it won't check the FSM.
Old 10-29-07, 10:58 PM
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Originally Posted by alexdimen
I don't see why not... but you could always pry the seal out and just buy new ones too. Oh, and when I said the inner race will knock out the seal, I was wrong. It is the inner bearing that you use to knock out the seal. The race itself is a PITA to move at all. This may also only apply to the front hubs. I'd take a look to see if the trick would work, then if it won't check the FSM.

that i kinda figured out... while reading the DIY on mazdatrix's website. i would also just remove the seals at any cost... but with money being super tight right now... anything i can do to reuse the seals would be for the best...

ive already read pretty much the entire fsm... i dont recall reading anything about front bearing removal... but ill look again just to be sure...

another thing i wanted to ask... i cant really afford a bearing packer... so is there any techniques to backing a bearing by hand?
Old 10-29-07, 11:07 PM
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http://www.mazdatrix.com/faq/frontbrg.htm
Old 10-29-07, 11:23 PM
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Originally Posted by Driftntha7

what did i mention in my last post?

besides... thats more for the race removal... i just need the inner seal removed
Old 10-30-07, 09:49 AM
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Originally Posted by 20Bforme
that i kinda figured out... while reading the DIY on mazdatrix's website. i would also just remove the seals at any cost... but with money being super tight right now... anything i can do to reuse the seals would be for the best...

ive already read pretty much the entire fsm... i dont recall reading anything about front bearing removal... but ill look again just to be sure...

another thing i wanted to ask... i cant really afford a bearing packer... so is there any techniques to backing a bearing by hand?
Just work the grease into the bearing really well.

I'm a little confused about what your goal is. What exactly have you done? What are you trying to do?
Old 10-30-07, 10:30 AM
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Originally Posted by alexdimen
Nice little trick I learned:

With the hub on the car, you can take the nut off, then take off the outer race. Leave the hub on the spindle. Put the nut/washer back on loosely, tilt the hub ~45 degrees, then abruptly pull it off. The inner race will knock out the seal from inside and the seal will be re-usable.
+1 works better than any puller ive used
Old 10-30-07, 02:22 PM
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Originally Posted by alexdimen
Just work the grease into the bearing really well.

I'm a little confused about what your goal is. What exactly have you done? What are you trying to do?

ill give you the full story...

the donor car where i got my 5-lug swap had to have been a field car or sat for a very long time the way the discs and calipers looked... once i had all the new parts, i ended up having to have the front brake discs pressed/broken off the hubs cause of all the build up... after the shop removed the discs from the hubs, they cleaned out and washed all the grease out of the hubs to remove the debris... thats why i need to pull the bearing out... to repack it...
Old 10-30-07, 04:19 PM
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well that was quite painless... took me less than 5 minutes to knock both seals out with an extension and a socket...

what can i use to clean the leftover grease on the bearing? brake cleaner?
Old 10-30-07, 04:21 PM
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...and you don't have an empty spindle?

I would do something like put a threaded rod in a vice and thread on a nut and washer the same size as the axle nut and proceed like usual. Maybe wrap the rod in duct tape to protect the seal from the sharp threads on the rod. You get the idea.
Old 10-30-07, 04:33 PM
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Originally Posted by alexdimen
...and you don't have an empty spindle?

I would do something like put a threaded rod in a vice and thread on a nut and washer the same size as the axle nut and proceed like usual. Maybe wrap the rod in duct tape to protect the seal from the sharp threads on the rod. You get the idea.

i already got them out... ???

and i do have an empty spindle... theyre just across town...
Old 10-30-07, 09:28 PM
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Oh, you posted before I finished writing.
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