LS - 1st and 2nd Gen (1990-2000) Discussion topics related to the 1990 - 2000 Lexus LS400

What size tires do i want?

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Old 08-24-10, 10:25 AM
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justinp95
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Default What size tires do i want?

Ok, so i plan on going with 18x8.5 +30 on the front and 18x10 +25 on the rear and was trying to figure out what size tires i need. This would be with coilovers also. I would like to not roll the fenders at lease at first. I was thinking 245/40r18 in the rear and 235/40r18 for the front? Would that be a big stretch on the rear?
Old 08-24-10, 11:59 AM
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IMHO the offsets will require a fender roll. Just a roll. No pulling will be required.
Those tires sizes will work fine. No real stretch at all. I had 235/245 on my 19x9.5/10.5.
I use this calculator all the time: http://www.willtheyfit.com/
Old 08-24-10, 01:02 PM
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justinp95
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Hmmm I was trying to go with these sizes because i like a tad of strech but wanted to stay as close to the correct size to keep the speedo correct. Do you know what the offset and width of the stock wheels are by chance? Since it would need a role i was just going to ride it high until i could get it done.
Old 08-24-10, 06:22 PM
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My OEM tires were 225/60/16.
Don't worry about the speedo too much. Even 4% is only off by 2 miles at 55mph.
Ya, if you ride at stock height you should be fine without a roll.
Check here - http://www.tyrestretch.com/index.php - for tire stretch examples.
Old 08-25-10, 08:27 AM
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justinp95
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Oh i thought stock tires were 215/60r16. I was even thinking of 255/40R18 on the rear????

Last edited by justinp95; 08-25-10 at 09:08 AM.
Old 08-25-10, 12:27 PM
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Would it be possible to run the 18x10 +25 on the front? Or would that need a pull?
Old 08-25-10, 01:57 PM
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for 93 and up LS400s the stock tire size is 225.60-16
Old 08-25-10, 03:05 PM
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18x10 +25 will need a slight pull. I have a 19x10 +6 and it required the most pull possible.
Yours is 20mm less so that will help alot.
Old 08-26-10, 08:16 AM
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justinp95
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Ah ok, NM. A pull is to much trouble. Im not even sure if i can find anyone that can roll the fenders around here.
Old 08-26-10, 01:27 PM
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In which case a good business opportunity is there. Buy the Eastwood fender roller, use it for yourself and then rent it out. You'll make your money back 10 fold over a couple years. Friend of mine did the same thing around here.
http://roller.machwon.ca/
Old 08-26-10, 02:01 PM
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justinp95
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Damn, do they cost that much? haha.
Old 08-26-10, 02:20 PM
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justinp95
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I actually found a place that rents and ships in dallas. I could get it shipped or just go to dallas and do it and save on shipping. rollyourfender.com
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