LS - 3rd Gen (2001-2006) Discussion topics related to the flagship Lexus LS430

03 LS430UL Widest tires with no "rub"

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Old 02-05-13, 08:57 AM
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dtaylor
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Default 03 LS430UL Widest tires with no "rub"

I'm curious if anyone knows, or has experimented with tire width on these. I would like a wider tire but I really don't want any tire rubbing issues.

My car is lowered on Megan EZ coil overs. Love the ride, but would like to put wider tires on, especially the rear.

Any thoughts on this?
Old 02-05-13, 09:26 AM
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yuri.ber
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Currently I'm running 275 in the rear, no rubbing. 245 fronts are ok as well.
Old 02-05-13, 09:41 AM
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ultm8mind
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you plan on putting wider rims on also?
Old 02-05-13, 10:14 AM
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dtaylor
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Originally Posted by ultm8mind
you plan on putting wider rims on also?
yes, absolutely new rims, otherwise poor fit and very limited upsizes available...
Old 02-05-13, 10:15 AM
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dtaylor
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Originally Posted by yuri.ber
Currently I'm running 275 in the rear, no rubbing. 245 fronts are ok as well.
Got pics that show width from rear?
Old 02-05-13, 12:12 PM
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waijai
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Width of tire with no rub is also highly dependent on wheel width, wheel offset, and alignment specs
Old 02-05-13, 12:38 PM
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dtaylor
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Originally Posted by waijai
Width of tire with no rub is also highly dependent on wheel width, wheel offset, and alignment specs
Perhaps I'm not asking the right question. I realize offset, etc has it's effects...

I don't know how much room I have to work with inside the wheel well, and how that translates to tire / wheel size.

I want to end up with a wider than stock tire and wheel, but not at the expense of shaving fenders, tires rubbing, etc...
Old 02-05-13, 02:50 PM
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SQuester
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I've seen a 285/30 on a 20x10.5.
Old 02-05-13, 03:04 PM
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ancdmd
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I had 275/30/20 with 10" wheel 40mm offset and had no rubbing, even with the shorter track arms to give it more positive camber. Went to a 285/30/20 and have lots of rubbing on the fender lip. This could be lessened by reinstalling the standard length track arms, but I think I'd still have a bit of rubbing. I'd say the 285 is the fattest tire that will fit in that wheel well.
Old 02-07-13, 02:12 PM
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Silver'04
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I'm running a 285/25 on a 10" rear with no rubbing. My rear wheels specs are 20x10 +44 and my camber is at only around -2.8 or -3. My rears are completely shaved, but no pull. Sorry. I don't really have any good pics that show fitment, but you kind of get the idea.

Here's a pic for height reference:


And another fully aired out:

Old 02-07-13, 08:18 PM
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ancdmd
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285/25 my god that's a rubberband for a tire!
Old 02-08-13, 05:54 AM
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Kira X
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I wish I could fit some 285's on my LS. My offset on my wheels is too low to pull it off though.
Old 02-08-13, 08:14 AM
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sennett0r
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I think if you don't want to deal with rolling or shaving your fenders at all, you may be limited to higher offset wheels... Perhaps something like a 9.5"-10.5" with offsets above +35. Anything lower, and you will probably need to modify your fenders if you plan on being decently low. But also, as others have mentioned, if you are willing to run some negative camber this may help fit a lower offset wheel or more tire but that just looks weird in my opinion.

Personally, I didn't want to mod my fenders as well but I think I may end up doing that when I am ready to put aftermarket wheels on my car... a local reputable shop (Platinum VIP) quoted $150 to shave all 4 corners so it's not that bad and would make your wheel fitment look a lot better.
Old 04-23-19, 03:12 AM
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PERRYinLA
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Question Looking to upsize ("upwide"?). Are 275-40-18's OK on the stock 18" rims?

I found a convenient site that lists equivalently-sized tires: https://tiresize.com/tiresizes/245-45R18.htm
When I put in the stock 18" size (245-45-18), quite a few comparable tire sizes show up.

I was particularly interested in the 275-40-18 size - the same diameter, but 1.2" wider (requires at least a 9" wide rim).
The stock tire size looks OK, but I always like to fill out the wheel wells as much as possible (without having to change the stock rims).

Are the stock rims 9" wide? Would the 275-40-18 size clear the front and rear wheel wells?
I can't imagine the ride quality changing much, since the sidewall size is ~ the same.
Old 04-23-19, 03:39 AM
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Ellesse
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Originally Posted by PERRYinLA
Are the stock rims 9" wide?
Far from it, they are 7.5" wide


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