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Debating the switch to 18 inch wheels from the 20 inch inductions

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I also made the same switch from 20" inductions to 18" wheels, went with RTX Spiders, no regrets. Even have the 19" flavour square set up on the S for winter wheels and another 19" set on the Y for winter wheels. The oldest set is on the Y which is on it's 4th salt infested winter which still look like new.
I saw your previous postings and was going to go with RTX spiders but I really wanted the Hankooks and the 235/60/18 size just had too big of a Speedo error for my comfort and the 225's required going to 18x8. I am getting the wheels and tires installed next Thursday. Keeping the goodyears mounted on the 20 inductions but moving the TPMS over. I have tried to take some photos of range/efficiency with current 20 inch setup to compare to 18 inch set up as this is my main motivation for downsizing besides obvious cost savings for smaller tires now and future replacements. Thank you all for your contributions. I also had a few minor Tesla warranty items that I had taken care of at Tesla before the switch to avoid any potential issues.
 
I saw your previous postings and was going to go with RTX spiders but I really wanted the Hankooks and the 235/60/18 size just had too big of a Speedo error for my comfort and the 225's required going to 18x8. I am getting the wheels and tires installed next Thursday. Keeping the goodyears mounted on the 20 inductions but moving the TPMS over. I have tried to take some photos of range/efficiency with current 20 inch setup to compare to 18 inch set up as this is my main motivation for downsizing besides obvious cost savings for smaller tires now and future replacements. Thank you all for your contributions. I also had a few minor Tesla warranty items that I had taken care of at Tesla before the switch to avoid any potential issues.
Keep us posted if you get a chance. I'm thinking about doing the same thing -- mainly in hopes of getting a little more comfort out of the MY and extra range would be a nice bonus.
 
Yeah, I

That's kind of my expectation. There are a lot of cars with 20" wheels that are super smooth (my wife's ID.4 for example) which makes me believe that tire size is not that huge of a factor in ride quality.
I actually had a 2022 MYLR that had an unpleasant ride. I tried the MPP comfort coilovers and noticed to comfort difference. After the price drop and suspension improvements I upgraded to a 2023 MYP. That was a worthy upgrade. Ride is much better even with 21"s. Good luck.
 
The more I drive the MYLR the more disappointed I am in the ride quality. It's very rough. If this is an improvement over what it used to be, I have no idea why anyone would have bought an earlier version of the Y. It's sad, truly. Of course, our roads are a total mess with the city in financial straights but still, as a friend once said, it's like dragging your backside on the ground and I really didn't anticipate how unpleasant the ride would be.
 
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The more I drive the MYLR the more disappointed I am in the ride quality. It's very rough. If this is an improvement over what it used to be, I have no idea why anyone would have bought an earlier version of the Y. It's sad, truly. Of course, our roads are a total mess with the city in financial straights but still, as a friend once said, it's like dragging your backside on the ground and I really didn't anticipate how unpleasant the ride would be.
Well, We just switched to a 2024 Model Y from a Model 3 and it feels luxurious compared to that. Much bigger and more comfortable than the 3.
 
The more I drive the MYLR the more disappointed I am in the ride quality. It's very rough. If this is an improvement over what it used to be, I have no idea why anyone would have bought an earlier version of the Y. It's sad, truly. Of course, our roads are a total mess with the city in financial straights but still, as a friend once said, it's like dragging your backside on the ground and I really didn't anticipate how unpleasant the ride would be.
Totally agree -- it's my only real complaint with the car, but it's kind of a big one. I would say it gets harder to overlook the longer I have the car to the point where I now will take my wife's ID.4 when I drive after work. I prefer the Tesla in every way over the ID.4 otherwise but sometimes I think the ride quality of the Y is eating at my soul. I'd really consider getting a used EV of another company if the Tesla wasn't a 1000 times easier to road trip in my area.

For me it's not so much the comfort of the suspension but it's so bloody loud over a lot of my local roads. It really sounds like a low grade thunderstorm. I've driven these same roads with a 10-15 year old Jetta, a Mazda CX-5, and an almost 15 year old Sebring my whole life and I never noticed the quality of the roads before I got the Model Y. Oh well, first world problems for sure it's just my first new car in 20 years it's kind of grating (the wife got the last two since she drove the kiddos to school).

I test drove the S a couple of times and I do like it, I just can't justify spending another 40K to get the ride quality of the ID.4. At least it's better in the spring/summer as I drive with the windows down and everything's great then.
 
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Funny, I find the ride in my '24 LR much better than in my '08 VW Passat. That had 18" wheels on 40-profile tires and a "sport" suspension which was nice in curvy mountain driving, but extremely harsh on potholed roads in the city. There are bumps and expansion joints that would rattle my teeth in the VW but are non-events in the Model Y. I haven't done any canyon carving yet but it's been composed on roads like US 40 going over Berthoud Pass here in Colorado.
 
Funny, I find the ride in my '24 LR much better than in my '08 VW Passat. That had 18" wheels on 40-profile tires and a "sport" suspension which was nice in curvy mountain driving, but extremely harsh on potholed roads in the city. There are bumps and expansion joints that would rattle my teeth in the VW but are non-events in the Model Y. I haven't done any canyon carving yet but it's been composed on roads like US 40 going over Berthoud Pass here in Colorado.
I'm open to something being off with my particular car and really it's just the rumbling noise it makes over my local roads or bumps -- I'm actually okay with the actual ride quality even though it's a little rougher than my other cars.
 
Totally agree -- it's my only real complaint with the car, but it's kind of a big one. I would say it gets harder to overlook the longer I have the car to the point where I now will take my wife's ID.4 when I drive after work. I prefer the Tesla in every way over the ID.4 otherwise but sometimes I think the ride quality of the Y is eating at my soul. I'd really consider getting a used EV of another company if the Tesla wasn't a 1000 times easier to road trip in my area.

For me it's not so much the comfort of the suspension but it's so bloody loud over a lot of my local roads. It really sounds like a low grade thunderstorm. I've driven these same roads with a 10-15 year old Jetta, a Mazda CX-5, and an almost 15 year old Sebring my whole life and I never noticed the quality of the roads before I got the Model Y. Oh well, first world problems for sure it's just my first new car in 20 years it's kind of grating (the wife got the last two since she drove the kiddos to school).

I test drove the S a couple of times and I do like it, I just can't justify spending another 40K to get the ride quality of the ID.4. At least it's better in the spring/summer as I drive with the windows down and everything's great then.

I'm open to something being off with my particular car and really it's just the rumbling noise it makes over my local roads or bumps -- I'm actually okay with the actual ride quality even though it's a little rougher than my other cars.
I am actually wondering if there is something off with the Model Y we have. I think I'll drive to a local dealer that specialises in selling used EVs & test drive a couple for comparison.
 
Maybe I can share my experience, I've had 2020 Toyota Corolla, 1.8 Hybrid, it had underpowered 1.8l engine.
It was Limited trim and come with 18" 225x35 wheels.
I've rented the same car before for a week and dynamic was acceptable. But my car was MUCH slower. To say nothing that it wasn't comfortable at all.
I've checked 0-100km/h (0-60mp/h) time and it was 13.5s for my car, where rental was doing ~11s.
The rental was the lowest possible trim with 15" wheels.

I've decided to switch to 15" wheels, and it was the best decision ever - not only car get much more comfortable, like I've had air suspension.
But also, acceleration improved to 10.5-11s to 100km/hr (60mp/h) and fuel economy improved greatly.

I was thinking to replace my TMY tries to 18" but problem that it's not really homologized with that size, I was told that I may got problems with the insurance due to that. Question - do someone ever actually got into problems while doing such a "downgrade" of wheels?
 
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I'm open to something being off with my particular car and really it's just the rumbling noise it makes over my local roads or bumps -- I'm actually okay with the actual ride quality even though it's a little rougher than my other cars.
You could compare to other cars. We had an issue with our car on concrete joint highways where it would "buck" back and forth going certain speeds. I complained to the service centre and they actually replaced the sway bar end links and it made a noticeable improvement to the ride.
 
Totally agree -- it's my only real complaint with the car, but it's kind of a big one. I would say it gets harder to overlook the longer I have the car to the point where I now will take my wife's ID.4 when I drive after work. I prefer the Tesla in every way over the ID.4 otherwise but sometimes I think the ride quality of the Y is eating at my soul. I'd really consider getting a used EV of another company if the Tesla wasn't a 1000 times easier to road trip in my area.

For me it's not so much the comfort of the suspension but it's so bloody loud over a lot of my local roads. It really sounds like a low grade thunderstorm. I've driven these same roads with a 10-15 year old Jetta, a Mazda CX-5, and an almost 15 year old Sebring my whole life and I never noticed the quality of the roads before I got the Model Y. Oh well, first world problems for sure it's just my first new car in 20 years it's kind of grating (the wife got the last two since she drove the kiddos to school).

I test drove the S a couple of times and I do like it, I just can't justify spending another 40K to get the ride quality of the ID.4. At least it's better in the spring/summer as I drive with the windows down and everything's great then.
Well, we just traded our 2020Model 3 infra a 2024 Y aND I FIND THE CHANGE TO ONE OF LUXURY.I LOVE THE RIDE IN MY MODEL Y--AND SO ROOMY. (sorry--caps)
 
So I test-drove a model 3 highland (RWD) and it was a lot smoother than my model Y with no rumbling. If my model Y drove like this I'd have zero complaints about the car. It has me thinking of moving to a model 3 but lots of pros/cons with that one.