Rubber time
So I'm looking at getting the Michelin Pilot Sport 4S. The stock tires were pretty good, but I'm looking for a little more grip. Is anybody running the Michelin PS4S? Any other tire you guys recommend?
I got quoted for $223.99 each for the front, and $296.99 each for the rear. Total $1,234.93 installed.
So I'm looking at getting the Michelin Pilot Sport 4S. The stock tires were pretty good, but I'm looking for a little more grip. Is anybody running the Michelin PS4S? Any other tire you guys recommend?
I got quoted for $223.99 each for the front, and $296.99 each for the rear. Total $1,234.93 installed.
I was at American Tire Depot and they were having trouble tracking down the rears. I guess they are pretty hard to find. I might check with another tire shop, who knows maybe they'll be cheaper too.
Cheers,
Also remember to get the XL version of the tires (extra load), if you want the best handling. The XL versions have reinforcements in the tire wall so they do not flex as much as the non-XL versions. As it turns out, our RCFs come with non XL version of the SS. I discovered it after I was curious why I had to inflate the rears to 38 psi and fronts to 36 psi to get any decent levels of tire wall rigidity. As it turns out, Michelin makes the non-XL versions for better ride compliance over bumpy roads, but it compromises the handling characteristics. Lexus chose to fit the RCF with non-XL versions, but I think it should have been fitted with the XL version. The ride quality compromise is not significant anyway.
My next tires in a couple of years will be XL version of the P4S, for sure. I am OK with a bit stiffer ride, if I can gain a bit better tire wall rigidity in turns.
Last edited by 05RollaXRS; Dec 17, 2017 at 08:41 PM.
Just curious, how many miles did you get or have now on your PSS?
Also remember to get the XL version of the tires (extra load), if you want the best handling. The XL versions have reinforcements in the tire wall so they do not flex as much as the non-XL versions. As it turns out, our RCFs come with non XL version of the SS. I discovered it after I was curious why I had to inflate the rears to 38 psi and fronts to 36 psi to get any decent levels of tire wall rigidity. As it turns out, Michelin makes the non-XL versions for better ride compliance over bumpy roads, but it compromises the handling characteristics. Lexus chose to fit the RCF with non-XL versions, but I think it should have been fitted with the XL version. The ride quality compromise is not significant anyway.
My next tires in a couple of years will be XL version of the P4S, for sure. I am OK with a bit stiffer ride, if I can gain a bit better tire wall rigidity in turns.
You're in luck, the PS4 is only available in XL in the stock RCF sizes. I agree, you don't want SL tires on the RCF. I didn't know that was the case until you pointed it out

I'm running base RCF wheels (my favorite) on my ISF with 255/35/19 and 295/30/19 Bridgestone S-04 Pole Positions. I like 'em a LOT
Lou
Last edited by flowrider; Dec 17, 2017 at 09:26 PM.
Just curious, how many miles did you get or have now on your PSS?
Here is a link at tirerack for the XL version of the P4S. You can see the XL written against some of the tires, but not the others. I checked my RCF's tire walls and there was no XL on them.
https://www.tirerack.com/tires/TireSearchResults.jsp?tireIndex=0&autoMake=Lexus&autoYear=2015&autoModel=RC+F&autoModClar=&frontWidth=255%2F&frontRatio=35&frontDiameter=19&frontSortCode=57430&rearWidth=275%2F&rearRatio=35&rearDiameter=19&rearSortCode=57751
Direct link to P4S XL
https://www.tirerack.com/tires/tires...F&autoModClar=
Last edited by 05RollaXRS; Dec 17, 2017 at 09:28 PM.
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Nevermind, as I wrote that I noticed that option only came up for the front tires for 255/35ZR19.
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You're in luck, the PS4 is only available in XL in the stock RCF sizes. I agree, you don't want SL tires on the RCF. I didn't know that was the case until you pointed it out

I'm running base RCF wheels (my favorite) on my ISF with 255/35/19 and 295/30/19 Bridgestone S-04 Pole Positions. I like 'em a LOT
Lou
Yeah, when I bought my RCF, I was able to separate the suspension stiffness from the tire roll. When the temperature dipped below 6 - 7 C, the car became extremely stiff and the rear end would kick out very easily rolling into a turn in 1st gear, but then softened up when I drove it in temperatures over 14 - 15C. That established my theory that the tires are too soft. So, I started playing around with the pressures. I had to get the rears at around 38 PSI and fronts to around 36 PSI to get the roll stiffness I was looking for from the tires. Then, I started researching online and found out about the XL versions and the non XL version. Once I started reading up on them, I found out the difference. I went immediately in my parking garage and checked my RCF. Sure enough, non-XL versions. It all started to make sense.
Like you said, the P4S apparently do come only in the XL versions. The PS2, which came with the ISF also were only available in XL version, from what I remember. I read somewhere the P4S are the true successor to the PS2 tires. Clearly, Lexus was trying to make it as daily driver friendly, which is why they selected non-XL versions on the RCF.
Last edited by 05RollaXRS; Dec 17, 2017 at 09:43 PM.
I went with Micheline PS/ AS/3+ and I "UPSIZED" a bit. These are "XL" rated.
If you are going to encounter freezing temperatures, then you may want to consider the "AS" tires as the ones I got. Recently ambient temperatures dropped to mid 20's to low 30's and I still got good grip. Still good in the rain too.
Please see attached below. (Installation was extra).
So I'm looking at getting the Michelin Pilot Sport 4S. The stock tires were pretty good, but I'm looking for a little more grip. Is anybody running the Michelin PS4S? Any other tire you guys recommend?
I got quoted for $223.99 each for the front, and $296.99 each for the rear. Total $1,234.93 installed.












