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Removing 4x4 rear discs

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Old 03-12-2014, 03:49 PM
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Caddyshack
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Default Removing 4x4 rear discs

I did a search but couldn't find much on here or Google...it seems to get swamped with TVR or RS Turbo conversiosn using 4x4 discs.

I have removed the rear calipers but the rear discs seem to be well and truly stuck on whereas the fronts just slip off.

There is a big hub nut on the end of the drive shaft and I have assumed that I do not need to undo this to release the disc but did not want to put a puller on the disc to remove it without checking first.

I wonder if the discs are just stuck on with corrosion?

Any tips appreciated
Old 03-12-2014, 04:00 PM
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Hit it with a hammer
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Old 03-12-2014, 04:25 PM
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Originally Posted by rog
Hit it with a hammer
Thanks rog, just needed that confirmation before I began to "persuade it"
Old 03-12-2014, 04:28 PM
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In the words of Mr MC it's Hammer Time!
If you want to keep the disc use a big rubber mallet, if you don't hit it with the largest heaviest hammer you've got.

Rich
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Old 03-12-2014, 04:38 PM
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Perhaps I need to invite Glenn round, his posts often involve "smashing the rear end" or something like that.

Thanks for the help.....Hammer Time it is, I will get my big baggy rap trousers on!
Old 03-12-2014, 09:37 PM
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Try spraying some WD40 into the disc bell from the back, aiming for the small gap between the bell and the hub flange. The discs can rust badly and jam onto the hubs. I've had to spend an age tapping the outer rim of the disc and the bell to break up the rust before the disc would pull off before.
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Old 05-12-2014, 07:50 AM
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I will remove them this weekend so will spray them today to soak in

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Old 05-12-2014, 09:04 AM
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Make sure it hasn't got one of those serrated washer thingies holding it on before you start beating the crap out of it
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Old 05-12-2014, 09:54 AM
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Originally Posted by MONSTER
Make sure it hasn't got one of those serrated washer thingies holding it on before you start beating the crap out of it
Where would the serrated washer be then?
Old 05-12-2014, 11:26 AM
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They're on the wheel stud, might be covered in crap so a bit difficult to spot
Old 05-12-2014, 02:00 PM
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Ok, Thanks...I will have a good look. Normally a quick tap and discs seem to pop off but these seemed very well on there when I looked at it last weekend.

I am going to give MK rear discs a go off here with the larger bells (300mm discs) and keep the std calipers for now.
Old 05-12-2014, 04:16 PM
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Yey! Thanks for the help all, gave them a soak in wd and a tap with a big hammer and off they came! Just need the new discs to arrive now. Also doing the hydraulic clutch conversion ready for the oppliger close ratio
Old 07-12-2014, 03:33 PM
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Put plenty of copper slip on for next time.
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Old 07-12-2014, 03:45 PM
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Thanks Glenn, I cleaned the hubs with sand paper and then copper greased them. I couldn't work out why the carriers would not clear the MT 20mm wide discs n bells is I sent a pic to Mark....30 mins later he sent a text back to say that I had 2wd calipers on the back??? So now I need to refurb a 4x4 set to finish them off. The service from MT was brilliant. I had tried to buy from a well known seller of kits but despite emails, phone calls, and a nudge on his post I gave up. 1 pm to MT and I ordered, next day a beautifully packed parcel arrived.
Old 07-12-2014, 06:15 PM
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Will be a good conversion when done.
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