Vehicle & Technical > Discovery

Help - Disposable diff syndrome. My 200Tdi is eating them

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Range Rover Blues:
Who told you 24 spline diffs could handle more torque? it's rhubarb.  A commonly held oppinon is that 24 spline halfshafts are stronger or less prone to fail but that isn't your poblem.

In fact yours is odd, we'd not be surprised if you were trashing halfshafts, the next weak link in the back and might then be the crown wheel jumping sideways (needing pinning).

Anyhoo, a 4 pin diff will be a good idea, or an ATB if funds allow.  Top of the shop an ARB locker, then you really will start to bust halfshafts, so get yourself an X-Tool too.

BK:
Lead foot?? :lol:

stuntman:
A mate of mine is also on diff no3, with insa's and lift, fuel and boost tweak.

I have to say it is deffo his driving style  :evil:

omara04:
thanks for all your info guys - as you rightly say it's some combination of the tires and the driving style. In particular, the diffs have gone crunch at times when I was being in a  particularly stoopid testosterone-fuelled moment. :roll: I think in the short term I'll get another diff and just tone it down, until such time I can afford a 4pin one or a locker. To be fair, I've never broken anything RTVing, so I guess either I'll stick to that, or take things a whole lot easier.

I'd be loathed to get rid of the insas, because they are just incredible tires that get you so much further than anything else.

The only concern I had about going for a 4 pin, was then you could be looking at transfer box shafts and gearboxes galore. Anyone any experience of fitting a 4-pin and then breaking something else instead?

I also carry a lot of CRAP in the boot that could do with being sorted - tools, jacks etc. Maybe i'll take the rear seats out and shove the weight farther forward.

Regards the torque a 10 vs a 24pin, I got it from a site that linked to ashcroft transmissions (can't find it now) but it said something along the lines of a 10pin diff is good for about 3,000Nm wheras a 24 pin is good for about 4,800Nm...

Range Rover Blues:
Fix the diff, next to break will be the half shafts.  Somethings got to give, let it be them.

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