Dealers putting wrong tyres on my W213 E63. AM I CRAZY?
I’ve posted another thread about this before so long story short I bought a car from a approved used MB dealer and the car came with mismatched tyres. The front tyres are Michelin Pilot SuperSports and the rear had one Michelin Pilot Sport 4s and one Yokohama.
After complaining, the seller agreed to change the Yokohama to a Michelin Pilot Sport 4s to match the other on the rear axle. So this would mean two MPSS on front and 2 MPS4S on the rear. They agreed the work would be done by my local MB dealer.
I have just collected my vehicle from my local dealer and they have indeed changed the Yokohama tyre but THEY HAVE REPLACED IT WITH A MPSS. So now on the rear I have a MPSS and a MPS4S on the rear (3 x MPSS in total). Flagged this with the service advisor who said they’re compatible tyres and will be fine. Contacted a few independent tyre companies who disagreed and said for the type of car and AWD the tyres on the same axle should be the same as a minimum. They also confirmed that MPSS and MPS4S are not the same and have different tread patterns.
This is two different Mercedes Benz dealers telling me that non matching tyres on an E63 AMG is acceptable? Am I wrong? Am I crazy? Looks like I have no choice but to report this to head office. The service advisor said he will get his manager to call me on Monday to ‘see if they can do anything’.......
Wtf?




You should also argue with your concern for safety as well. Will the dealer take 100% liability in case of accident. If they say yes, then you will need them to issue you with a formal letter for it as your insurance may also fault you for having incorrect tires.
Last edited by bobblehead; Feb 13, 2021 at 08:49 AM.
Also, you shouldn't have even picked up the car when you noticed the tires STILL didn't match.
Would you run a marathon in 2 different sneakers?
Last edited by NYC365; Feb 13, 2021 at 10:27 AM.




Is either one a true authorized Mercedes-Benz dealer?
The approved used program is equivalent to the Certified Pre Owned program in other countries (I’m in U.K.). Thing is, I needed my vehicle back urgently for work and tbh I’m so fed up I’m currently looking to get the tyres sorted myself and then passing the bill over to them
Also, you shouldn't have even picked up the car when you noticed the tires STILL didn't match.
Would you run a marathon in 2 different sneakers?
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Good luck
Thanks for the advice. I’ll at least wait until Monday to hear from the service advisor after he’s spoken to his manager (I think I’m being too lenient). If there’s no resolution, I shall kick up a turd storm




Good luck.
Good luck.
What can I do apart from make a complaint to someone above the dealerships?
What can I do apart from make a complaint to someone above the dealerships?




You can keep arguing with the selling dealer that they should have put on 4 matching tires before selling the car to you, but I think you'll only get that resolved by returning the car for a refund and let the next guy argue with them. If you like the car otherwise, I would probably call it a day and replace the PS4S with another PSS to have a matching set. That's assuming your wear levels overall are relatively close, new tires on the rear vs. partially worn tires on the front. However, I don't think 4Matic+ is particularly sensitive to having the same wear level front to rear as it primarly drives the rear wheels similar to an RWD setup. You don't necessarily need MO/MO1 spec tires, but if you do go with non-OEM tires I'd recommend you do a full set. I have changed the OEM PSS on my C63S to the PS4S and the latter is not MO/MO1 spec because of the size. They still perform better than the MO/MO1 PSS that came from the factory.
Last edited by superswiss; Feb 13, 2021 at 03:54 PM.
You can keep arguing with the selling dealer that they should have put on 4 matching tires before selling the car to you, but I think you'll only get that resolved by returning the car for a refund and let the next guy argue with them. If you like the car otherwise, I would probably call it a day and replace the PS4S with another PSS to have a matching set. That's assuming your wear levels overall are relatively close, new tires on the rear vs. partially worn tires on the front. However, I don't think 4Matic+ is particularly sensitive to having the same wear level front to rear as it primarly drives the rear wheels similar to an RWD setup. You don't necessarily need MO/MO1 spec tires, but if you do go with non-OEM tires I'd recommend you do a full set. I have changed the OEM PSS on my C63S to the PS4S and the latter is not MO/MO1 spec because of the size. They still perform better than the MO/MO1 PSS that came from the factory.
When you say MO/MO1 spec, what do you mean? I have approached independent tyre fitters and they have the MPSS in stock on their websites at a significantly cheaper price as well (compared to main dealer). But, it does state ‘OE BMW’ which states that the tyre has been homologated for certain BMW models? The tyre is the same speed rating, size, width etc it just doesn’t specify MO or MO1. I looked online and one tyre fitting company had an article up that said this just means the tyre comes from factory on certain BMW models but this tyre will fit other vehicles just fine. I’ll maybe call my local fitter and find out more.
I don’t know if the whole MO/MO1 rating system is universal for UK and the USA. I’m equally not sure which tyres come from factory in the UK. Clearly CPO cars don’t come with the right tyres as we’ve seen





When you say MO/MO1 spec, what do you mean? I have approached independent tyre fitters and they have the MPSS in stock on their websites at a significantly cheaper price as well (compared to main dealer). But, it does state ‘OE BMW’ which states that the tyre has been homologated for certain BMW models? The tyre is the same speed rating, size, width etc it just doesn’t specify MO or MO1. I looked online and one tyre fitting company had an article up that said this just means the tyre comes from factory on certain BMW models but this tyre will fit other vehicles just fine. I’ll maybe call my local fitter and find out more.
I don’t know if the whole MO/MO1 rating system is universal for UK and the USA. I’m equally not sure which tyres come from factory in the UK. Clearly CPO cars don’t come with the right tyres as we’ve seen

Last edited by superswiss; Feb 13, 2021 at 04:37 PM.
An independent tyre specialist told me that this is tricky if Mercedes themselves can’t see the fault. So I’ll have to go above their heads and complain. The tyre specialist did mention that I should get it in writing that they believe mismatched tyres are not an issue for safety or performance. If any issues do arise, I’m covered as they authorised fitment




It was MB that put the Yokohama tyre on and caused that mismatch just before sale. How can you argue when a MB dealer does it? Except complain to corporate
Last edited by Mdotlife; Feb 14, 2021 at 10:52 AM.



