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question re: wheel bearing replacement
Posted: Thu Jan 10, 2008 4:21 pm
by Brendan-s
If I pull the axle, is there a seal to prevent oil running out the end of the diff housing or do I drain the diff first?
edit: 88 WT Sierra
Posted: Thu Jan 10, 2008 4:23 pm
by Hybrid
Just replace one side at a time with the one your working on jacked up. The oil will drain to the other end. No need to drain it.
Posted: Thu Jan 10, 2008 4:25 pm
by Brendan-s
Hmm. I was planning on pulling all 4 axles and taking them to mech to press bearings off and on. Might just drain the diffs, they've had about 10k km since last change anyway.
PS Thanks for the quick reply
Posted: Thu Jan 10, 2008 4:48 pm
by want33s
The bearings will have to be pressed off and back onto the REAR axles but not the front.
You don't pull the front axles to do wheel bearings.
You'll need a pin punch to knock the shells out of the hubs.
You'll work it out when you start pulling it apart.
www.suzukiinfo.com
Posted: Fri Jan 11, 2008 7:15 am
by Brendan-s
Thanks mate, a wealth of knowledge as always!!!
Posted: Fri Jan 11, 2008 7:29 am
by Mudzuki
Most rear wheel bearings will have to be removed with a grinder/chisel combo.
When i had my rears done as part of a brake service, they rang me and told me they were unable to remove the rear wheel bearings, until i told them to cut them off.
Posted: Fri Jan 11, 2008 8:55 am
by want33s
Mudzuki wrote:Most rear wheel bearings will have to be removed with a grinder/chisel combo.
When i had my rears done as part of a brake service, they rang me and told me they were unable to remove the rear wheel bearings, until i told them to cut them off.
I'd find another mechanic if I were you.
I don't cut bearings or lock ring off axles.
In
www.suzukiinfo.com you'll find the same setup I use. A 3 jawed puller with chains to extend it to desired length to remove lock ring and bearing and a press to refit them.
Use the correct tools and its quite easy.
Posted: Fri Jan 11, 2008 12:16 pm
by suzuki boy
I have just finished my rears!
You will need a slide hamer to get the 2 rear axels out! We ground off the old ones only because we didn't have a bearing press handy....... Then to put the bearing on we used the right size seel pipe and slid it up and down to push the bearing to the bettom then put the retainer ring on the same way!
I used to do front bearings all the time there not hard at all you just need the big socket for the retainer nut thingy.......

Posted: Fri Jan 11, 2008 6:02 pm
by Brendan-s
All finished, nice and easy job, the hardest part was putting the circlips back on the front axles as they had ~5mm to move in and out!
want33s wrote:
I don't cut bearings or lock ring off axles.
The manual I downloaded off suzinfo.com actually states (and has a diagram of) you have to cut the retaining ring off with a grinder. Didn't have one handy so I went and saw Liam at BBMotorsport who did it for me (thanks dude, big plug for BBM

)
Zook rolls sweet as now, definitely a job worth doing!
Posted: Fri Jan 11, 2008 6:13 pm
by Brendan-s
suzuki boy wrote:
I used to do front bearings all the time there not hard at all you just need the big socket for the retainer nut thingy.......

Yep 100% right they're as easy as greasing the bearings on a pushy!!
Posted: Fri Jan 11, 2008 6:34 pm
by want33s
4130warrior wrote:All finished, nice and easy job, the hardest part was putting the circlips back on the front axles as they had ~5mm to move in and out!
want33s wrote:
I don't cut bearings or lock ring off axles.
The manual I downloaded off suzinfo.com actually states (and has a diagram of) you have to cut the retaining ring off with a grinder. Didn't have one handy so I went and saw Liam at BBMotorsport who did it for me (thanks dude, big plug for BBM

)
Zook rolls sweet as now, definitely a job worth doing!
To stop the axle pushing in, screw one of the hub bolts in so you can steady it.
I must have been hallucinating when I saw this IN THE FSM.

Posted: Fri Jan 11, 2008 7:11 pm
by Moph
noob question ... how do ya know when bearings need replacing? squeaks?

Posted: Fri Jan 11, 2008 9:09 pm
by fool_injected
Just take the sump plugs out you lazy sod

Posted: Sat Jan 12, 2008 9:17 am
by suzuki boy
To behounust i didn't know my rears where gone it was only that the rear axel seal was leaking!
BUT you can ussually tell by shaking the wheel should have a LITTLE bit of movement but if it has a bit(You can tell) then there probably stuffed!
Posted: Sat Jan 12, 2008 9:31 am
by fool_injected
I worked in a electric motor rewind shop for a short while
We did a lot of motors from of the docks which were in a bad state from the salt
Often the bearings would completely collapse chewing out the inner race making it imposable to press off
A neat trick we used to use was to run a weld down the bearing surface and douse it straight away in water
The race would crack and most of the time just slide off
Posted: Sat Jan 12, 2008 4:41 pm
by Brendan-s
want33s wrote:
I must have been hallucinating when I saw this IN THE FSM.

Note I said 'retaining ring'...
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