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CarMan



Member Since: 29 Nov 2010
Location: Cotswolds
Posts: 1777

United Kingdom 
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Post #829915 8th May 2020 4:40pm
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Dinnu



Member Since: 24 Dec 2019
Location: Lija
Posts: 3204

Malta 2012 Defender 90 Puma 2.2 CSW Santorini Black
My MY12 Defender 90 has the mig type of welding on the swivel housing flanges... and I am becoming concerned, or even a paranoid on this. I do not have the 'safety' brackets. It is still ok after 9 years in service.

Can anyone confirm that only the mig welded type of front axles had this issue, or also the friction welded axles?

My nephew has an MY09 90, and that looks like friction welded. But seen pictures of failures on MY09 models.

The friction weld is visually different where with friction welding it produces kind of 2 rings at the joint, which is molten metal that 'rolls' over with the heat.
Example of friction welded joint:


Click image to enlarge
 1988 90 Hard Top, 19J Diesel Turbo, Shire Blue - Restoration ongoing
2012 90 CSW, 2.2TDCI, Santorini Black
Post #925053 9th Oct 2021 7:02am
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jst



Member Since: 14 Jan 2008
Location: Taunton
Posts: 7683

2011 Defender 110 Puma 2.4 USW Stornoway Grey
My 10 plate is mig welded, no brackets and no sings of failure looming. What's the % of those that actually failed? Cheers

James
110 XS Utility
130 Puma Station wagon/camper (in the making)
90 Puma Hardtop
Post #925062 9th Oct 2021 8:46am
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Dinnu



Member Since: 24 Dec 2019
Location: Lija
Posts: 3204

Malta 2012 Defender 90 Puma 2.2 CSW Santorini Black
Are you running with any spacers or lower/negative rim offets? Sticking the wheel further out increases leverage on the joint.

I am now informed that only mig welded axles are affected. I wish I know what is the true affected %, that is how many have failed.

And a question: has anyone welded a truss from the flange to the axle tube (kind of a cone shaped plate)? 1988 90 Hard Top, 19J Diesel Turbo, Shire Blue - Restoration ongoing
2012 90 CSW, 2.2TDCI, Santorini Black
Post #925078 9th Oct 2021 2:40pm
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blackwolf



Member Since: 03 Nov 2009
Location: South West England
Posts: 16874

United Kingdom 2007 Defender 110 Puma 2.4 DCPU Stornoway Grey
Can I ask the source of the info that only MIG welded axles are at risk? How reliable is it?
Post #925104 9th Oct 2021 6:53pm
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Dinnu



Member Since: 24 Dec 2019
Location: Lija
Posts: 3204

Malta 2012 Defender 90 Puma 2.2 CSW Santorini Black
Hi Blackwolf, I read this whole thread, and quite a bit more online.
JLR recalled 2011 and 2012 Defenders, but not 90 models. I am not sure how the engineers calculated that the extra weight of a standard 110 and 130 calls for a bodge job, when a fully laden 90 overlaps the 110 and 130 kerb weight.

Practice has shown that even 90 axles have parted with their hub. A few reported on this forum too. Most seem to have had a few warning signs before failure. I do not know if there were explosive catastrophic failures.

Since my 90 is a June 2012, I think better have the brackets on the axles. Better not gamble. 1988 90 Hard Top, 19J Diesel Turbo, Shire Blue - Restoration ongoing
2012 90 CSW, 2.2TDCI, Santorini Black
Post #925122 9th Oct 2021 8:18pm
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blackwolf



Member Since: 03 Nov 2009
Location: South West England
Posts: 16874

United Kingdom 2007 Defender 110 Puma 2.4 DCPU Stornoway Grey
Sensible, I have them fitted to my '07 for peace of mind.
Post #925125 9th Oct 2021 8:31pm
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Dinnu



Member Since: 24 Dec 2019
Location: Lija
Posts: 3204

Malta 2012 Defender 90 Puma 2.2 CSW Santorini Black
07 should be friction welded. There was a thread, showing an 2010 axle, which was still friction welded.
https://www.defender2.net/forum/post774373.html

Friction welded do not have an issue, but if the brackets give you peace of mind, then why not Thumbs Up 1988 90 Hard Top, 19J Diesel Turbo, Shire Blue - Restoration ongoing
2012 90 CSW, 2.2TDCI, Santorini Black
Post #925130 9th Oct 2021 9:04pm
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blackwolf



Member Since: 03 Nov 2009
Location: South West England
Posts: 16874

United Kingdom 2007 Defender 110 Puma 2.4 DCPU Stornoway Grey
Yes, I believe mine is friction welded, but I wasn't aware until your post that FW don't have the problem whilst only MW do. This was why I asked the source of your intel.

I was under the impression that some of the reported failures were FW axles, but I could well be wrong.
Post #925148 9th Oct 2021 11:11pm
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Dinnu



Member Since: 24 Dec 2019
Location: Lija
Posts: 3204

Malta 2012 Defender 90 Puma 2.2 CSW Santorini Black
Indeed Blackwolf, from all searches I have done, I could not see that there were FW axles on Puma that failed. Also based on the pictures and information on the link to thread I pasted in my previous comment, and the comment by JST above, I conclude that the change from FW to MW was around 2010.

JLR recalled 2011 and 2012, so there must be some affected Defenders that were not recalled from 2010, and perhaps a few more from 2012. I am yet to find failures from 2013.

So my conclusion is that all vehicles pre and including MY09 have good same quality axle, irrespective if it is a Puma, Td5, Tdi or whatever.
2010 is a bit sketchy. But owners should be able, or ask for help to determine if their axle is FW or MW. If it is MW, brackets SHOULD be fitted. I could not find reports of failure from 2013, so I am assuming that JLR had by then recognized the problem and improved the welding process.

I fully understand the difference between FW and MW, the former, due to the high pressure nature of the process is generally free from defects like inclusions, porosity etc, I know which axle I prefer.

It is sad, and on the verge of arrogance, the way JLR have handled this issue, especially in respect of 90 owners which got the same defective axles as 110 and 130s. 1988 90 Hard Top, 19J Diesel Turbo, Shire Blue - Restoration ongoing
2012 90 CSW, 2.2TDCI, Santorini Black
Post #925152 10th Oct 2021 4:53am
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Cupboard



Member Since: 21 Mar 2014
Location: Suffolk
Posts: 2971

United Kingdom 2011 Defender 110 Puma 2.4 HT Corris Grey
I had the recall done on my 2011 110, was never very happy with the brackets as a way of making the end fall off the axle less badly.

When I broke my front diff last year I took the opportunity to buy a replacement 2014 axle.
So if anyone wants the parts from the 2011 axle...
Post #927801 30th Oct 2021 12:37pm
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Dinnu



Member Since: 24 Dec 2019
Location: Lija
Posts: 3204

Malta 2012 Defender 90 Puma 2.2 CSW Santorini Black
^^ Did you reinstate the brackets on the 2014 axle?
2014 is okayish as to quality.
Seems like the brackets are not that available anymore. What I could find reasonably priced on ebay was only for left side. None for right side.
I am now thinking that for the price of the brackets I could possibly find a friction welded axle tube.. must be for the wide radius arms and 16mm panhard rod though.

So that means post 2002 axles up to early 2010. range of 8 years, I hope it is not mission impossible.
If the above fails, then wider radius arm bushes start from 1994 and then weld on panhard brackets from later axles such as https://yrmit.co.uk/product/lhs-front-axle-panhard-2-2/ and https://yrmit.co.uk/product/lhs-front-axle-panhard-2/ 1988 90 Hard Top, 19J Diesel Turbo, Shire Blue - Restoration ongoing
2012 90 CSW, 2.2TDCI, Santorini Black
Post #927892 31st Oct 2021 3:36am
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Gasket



Member Since: 30 May 2020
Location: Manchester
Posts: 629

Hi Dinnu.

There are two left hand brackets on eBay right now in the U.K. and one right hand bracket in Germany:

https://www.ebay.co.uk/itm/Genuine-OE-Land...634-2357-0

https://www.ebay.co.uk/itm/Genuine-Land-Ro...635-2958-0

https://www.ebay.co.uk/itm/Genuine-Land-Ro...635-2958-0

My 90 is a 2010 MY and, while I don’t know if it was MW or FW, I didn’t want to take the chance so have fitted the brackets to mine. I got the brackets off eBay and found like you that the right hand side was hard to find: I think I paid about £22 for the left and £40 for the right.
Post #927931 31st Oct 2021 12:00pm
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Dinnu



Member Since: 24 Dec 2019
Location: Lija
Posts: 3204

Malta 2012 Defender 90 Puma 2.2 CSW Santorini Black
Thank you Gasket.
All my searches did not give me any results for right bracket. I think search was for UK only....
Approx cost of 2 brackets shipped to my home is €130.
I am anticipating that a complete 2nd hand axle would be around €300-€350. A 24 spline diff is now fetching €140. So for a little more, I think better get a proper axle case, and have the guts as spare Cool
Since I am travelling, I have already asked family member to try source me an axle.
Thanks a lot. 1988 90 Hard Top, 19J Diesel Turbo, Shire Blue - Restoration ongoing
2012 90 CSW, 2.2TDCI, Santorini Black
Post #927938 31st Oct 2021 1:05pm
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Cupboard



Member Since: 21 Mar 2014
Location: Suffolk
Posts: 2971

United Kingdom 2011 Defender 110 Puma 2.4 HT Corris Grey
Dinnu wrote:
^^ Did you reinstate the brackets on the 2014 axle?


No, I didn't.
They're still on the old axle sat in a corner.
Didn't seem much point, maybe I'm wrong but the reason for going with a newer axle was to get a 4 pin diff outside the period for the recall.

Given I'd already managed to break a diff I didn't want to move to an older one with the 2 pin.
Post #928658 5th Nov 2021 5:50pm
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