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BossBob



Member Since: 30 Sep 2010
Location: Bristol
Posts: 1388

England 2007 Freelander 2 TD4 GS Manual Baltic Blue

Kwondo wrote:


hI Nodge68 sorry for jumping in, i have recently had 4 new tyres fitted and 4 wheel tacking done. Pirrelli scorpion verde 235 65 17. They inflated the tyres to 37psi.......this cant be right i thought they should be 32psi ?


I’m afraid that I don’t trust tyre fitters any more than I have to. The starting point for me is the recommended pressure on the plate on the car door frame. I’ll reference the tyre manufacturers recommendation if there is one for my car and their tyres and I’ll use a pressure gauge that I’ve checked.

Post #431805 16th Apr 2023 6:21 am
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jules



Member Since: 13 Dec 2007
Location: The Wilds of Warwickshire
Posts: 5021

United Kingdom 2014 Freelander 2 SD4 SE Auto Firenze Red

Try this tyre pressure calculator

https://tiresize.com/pressure-calculator/


Useful if using non-OEM tyre sizes Jules

Post #431806 16th Apr 2023 7:45 am
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IanMetro



Member Since: 11 Sep 2017
Location: Somerset BS21
Posts: 3134

United Kingdom 2014 Freelander 2 SD4 Metropolis LE Auto Fuji White

jules wrote:
I cant see how haldex issues could cause that front tyre wear.


I agree with Jules, the FL2 spends most of its life in front wheel drive mode with only a small amount of the torque being sent to the rear by the haldex clutch.

I think that the tyre tyre damage shown must be deterioration caused by age or overheating of the (suspect?) tyre compound.

I have never ever seen or heard of tyre damage like this before, so, to me, it remains a complete mystery.

Only scenario (most unlikely) is hammering down a motorway with severely under under inflated front tyre that overheated the tyre walls and outer tread???

Even then I think the complete evenness of the damage rules this out, I am surprised that this hasn't lead to bulging or complete tyre failure. FL2 XS SD4 Auto 2010 2012-2017 (21k - 91k miles) (MY2011)
FL2 Metropolis SD4 Auto 2014 2017- (16k - 77k+ miles) (MY2015)
Metro in its 11th Year of (Extended) LR Warranty / Full LR Service History
(Expensive, but Trouble/Worry free - hopefully?)

Post #431808 16th Apr 2023 7:57 am
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Doconholiday



Member Since: 04 Sep 2020
Location: connahs quay
Posts: 18

United Kingdom 

jules wrote:
Try this tyre pressure calculator

https://tiresize.com/pressure-calculator/


Useful if using non-OEM tyre sizes

Hi, Jules as I've changed the tyres I'll stick with Bossbob 32.PSI. But I will look into your suggested site.

Post #431820 16th Apr 2023 6:09 pm
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BossBob



Member Since: 30 Sep 2010
Location: Bristol
Posts: 1388

England 2007 Freelander 2 TD4 GS Manual Baltic Blue

I ran an FL2 on Goodyear Wranglers for 12 years (changing as appropriate) at 32 psi and didn’t get tyre damage like the OP.

Post #431821 16th Apr 2023 7:06 pm
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Nodge68



Member Since: 15 Jul 2020
Location: Newquay
Posts: 2082

United Kingdom 2009 Freelander 2 TD4 SE Manual Rimini Red

The only time I've seen tyres do that is on a rolling road or on the race track.
It occurred to me that maybe the vehicle is running in FWD, which could cause crumbling if lots of power is being used. Hyundai Ioniq 5 Ultimate. The family car.
2009 Rimini Red SE TD4. Gone.
2006 Tonga Green i6 HSE. Gone.
Audi A5 convertible, my daily driver.
1972 Hillman Avenger GT, the project.

Post #431844 17th Apr 2023 6:37 pm
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