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Discussion Starter · #1 ·
Hello,

How can I estimate the correct PSI for the 17" Michelin Pilot super sport tires on my Mini Cooper S 2-door -- Both for under 100mph and over 100mph.

The side door insert shows 35PSI and in the car manual it shows 40PSI for over 100mph but it seem to be rating it for the 16" all season tires that came it -- Or is this more a function of the type of Car instead of the specific Tire?

Just checking to see if I am doing the right thing -- Currently I have all 4 at 37psi

Thanks in advance!
 

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I use 39 psi front 35 rear on my michelin super sport using my digital pressure monitor.

I noticed the tpms sensors on mine are a little out saying 38 front 34 rear.

Make sure u wear them in as they can feel floaty when release agent is still on them.

Ultraleggeras look good :)

Sent from my LG-H815 using Tapatalk
 

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2015 F56 JCW
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A good long term check is to see the wear rate. If the tyres are wearing faster in the middle than the outsides, then the pressures are too high and vise versa, if the tyres are wearing more on the outsides then the pressures are too low or your driving too hard!
 

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A good long term check is to see the wear rate. If the tyres are wearing faster in the middle than the outsides, then the pressures are too high and vise versa, if the tyres are wearing more on the outsides then the pressures are too low or your driving too hard!
One thing re. Michelin Super Sport is that they are a dual compound tyre so the outer edge is softer than inner edge so even wear will not be consistent like a normal single compount tyre.

You will find that the outer edge will always wear quicker (especially fronts) unless you drive extremely slowly all the time or have a fair amount of negative camber.

It's the one negative thing that I find with Michelin SS in the past is that the outer edge of the tyre can wear pretty fast (relative to the rest of the tyre)
 

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That is interesting. They have been using that concept on motorbike tyres for years now, was wondering when they introduce this into cars.

Its the good and the bad i suppose, great longevity on highway and normal runs but great grip when pushed, if too much pushing then they just wont last.
I suppose if the outer edges are worn out, then its a good excuse to lay some parallel lines down before you replace them.
 

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Discussion Starter · #8 ·
I planning to use this tires for summer like driving ( APR to maybe OCT) the switch to my 16" with all season P7 -- So hopefully that will extend the life of the tires. I got these because I want GRIP on my normal drives and for the 1-2 I will go to TRACK :)

Cessa when you stated "if the tyres are wearing more on the outsides then the pressures are too low or your driving too hard!" What do you mean "driving too hard!" Is there another way you can drive a Mini? LMAO ;)
 

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2015 F56 JCW
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I planning to use this tires for summer like driving ( APR to maybe OCT) the switch to my 16" with all season P7 -- So hopefully that will extend the life of the tires. I got these because I want GRIP on my normal drives and for the 1-2 I will go to TRACK :)

Cessa when you stated "if the tyres are wearing more on the outsides then the pressures are too low or your driving too hard!" What do you mean "driving too hard!" Is there another way you can drive a Mini? LMAO ;)
Good point, I should clarify -
driving hard (normal driving:D)
and
driving too hard (constantly sideways >:D)
 

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Jeremy, I have Michelin Pilot Sport A/S +3 Tires on 18” Fan Spoke Wheels on our ‘15 Countryman S All4 and I have nothing but good things to say about them. I admit to avoiding driving in snow though but the day will likely come & I’m sure they will get the job done!
 
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I have them on my F56 JCW and they are an excellent all season performer. They do not have the stickiness of the MPSS, but they are a decent performer. I don't like changing tires seasonally and they are a compromise, but for street use they are excellent and they hold the corners on the TOD good enough for my driving style. If I tracked it I would go with the MPSS. They are the best of the all season tires that I have tried.
 
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