stock 9" bearing and seal

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stock 9" bearing and seal

Postby Eck » Mon May 04, 2015 12:04 pm

So my rear axle seal blew in Moab on Friday and I am looking to now replace both as well as the bearings. I spoke with Kirk on Saturday a little bit and he explained somewhat of what is required to replace them. Also, the shop in Moab said that there are 2 different seals and bearings for the stock 28 spline axles and that I have what is considered the light duty. So I have a couple of questions:

1. When I look at OReillys site, they have 2 different kinds. Am I to assume that the ones that state the lighter axle weight are the correct ones? Are these decent bearings and seals or does someone have another suggestion on where to buy locally?
rear seal and bearing.png


2. I have called a couple of 4x4 shops and a couple of just local mechanic shops and have gotten around 1 hour labor (~$100) to swap both axle bearings out if I bring in the parts and axles. Had one mechanic shop quote me 3 hours and around $250. Anyone have a place they have gotten it done cheaper or would recommend?

Thanks!
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Re: stock 9" bearing and seal

Postby Viperwolf1 » Mon May 04, 2015 1:09 pm

1) National bearings are good. Yes, you need the 207 bearing and smaller seal with the small bearing axle.

2) It's worth 1 hr of shop rate. If you had nothing but a press it would take you longer than that to get the old bearings off. They usually need to be cut.
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Re: stock 9" bearing and seal

Postby Justin » Mon May 04, 2015 1:09 pm

1. No idea. Will leave that to someone else.

2. Bring the axles over. It's a fairly easy job to swap the bearings, but you need a press. It'll take an hour or two.
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Re: stock 9" bearing and seal

Postby Rox Crusher » Tue May 05, 2015 5:59 am

Other than this minor inconvenience of replacing these bearings.............did your rig perform reliably at Moab ?
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Re: stock 9" bearing and seal

Postby Eck » Tue May 05, 2015 7:21 am

Rox Crusher wrote:Other than this minor inconvenience of replacing these bearings.............did your rig perform reliably at Moab ?


Well, I only ran trails one day since I got there on Thursday night and the rig broke down at the end of Friday. But-- it was hot out and we were sitting around a lot as we ran Area BFE with 20 Broncos/Jeeps. The issues I had last year were continuous vapor lock in those conditions and this year I had ZERO issues with that or overheating. I would say the engine ran great.

As one of my buddies said, 'right now I am just finding all of the weak spots and soon enough I will have a very reliable rig.' I would suspect that once I replace both axles and the transmission, there won't be a whole lot left to give me obvious issues.
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Re: stock 9" bearing and seal

Postby Eck » Tue May 05, 2015 7:23 am

Justin wrote:1. No idea. Will leave that to someone else.

2. Bring the axles over. It's a fairly easy job to swap the bearings, but you need a press. It'll take an hour or two.


Thanks Justin. Have you done this before? If you are willing to help me, I would love to save $100...I can even bring over a few bottles of homebrew to pass the time.

If so, you available at all this week? I am in town and fairly open. I am going to try to pull the axles out today and will be picking up the parts this morning.
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Re: stock 9" bearing and seal

Postby Justin » Tue May 05, 2015 8:52 am

I've done large bearing axles, and the procedure is the same for the small bearing ones other than the seal. Not sure about evenings this week. Let me touch base with the wife to coordinate parenting duties.
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Re: stock 9" bearing and seal

Postby Eck » Tue May 05, 2015 10:00 am

Justin wrote:I've done large bearing axles, and the procedure is the same for the small bearing ones other than the seal. Not sure about evenings this week. Let me touch base with the wife to coordinate parenting duties.


Ok let me know. You know I can be a night owl if you wanted to do it later once the parental duties become minimal to obsolete. I am hoping to get it all put back together by end of week/weekend since I am in town and my work duties are relatively light.

Thanks!!
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Re: stock 9" bearing and seal

Postby Eck » Tue May 05, 2015 1:25 pm

Replaced the seals-- the one seal was clearly busted as was the wheel bearing. It didn't have any rubber left and the wheel bearing was wobbly over the axle.
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Re: stock 9" bearing and seal

Postby Eck » Thu May 07, 2015 1:00 pm

Thanks to Justin, he helped cut off the old bearings and install the new ones last night. I was able to get everything installed this morning and the Bronco is back on the road. It remarkably did not take very long to do everything and it is kind of a shame that I couldn't get it done while in Moab so I could have had one more day of wheeling. Apparently the correct seals and bearings were not in Moab so the Moab 4x4 Outpost couldn't do the work.

I bought the bearings and seals here in Denver from O'Reilly's and I know that the O'Reillys in Moab is supposed to stock quite a few parts. Just out of curiosity I just checked to see if the correct bearings and seals were in stock there and guess what? They are. I am wondering now if the Outpost called more than HIS supplier to try to find the right parts. Lesson learned-- next time I will call around myself.
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