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Tire size: 17x9.5/18x10.5???

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Old 06-11-07, 02:41 PM
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Tire size: 17x9.5/18x10.5???

Is this the ideal Tire size for 17x9.5 +28 front/18x10.5 +22rear combo:

265/30 front
285/30 rear

I tried using the JimLab excel file and I am just confusing myself.

94 RX7
Feed front fenders
Burnout rear fender flares

TIA, Luigi
Old 06-11-07, 02:51 PM
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You'll have difficulty finding 30 or 35 series sires for 17" wheels. Any reason you went w/ 17" front and 18" rear wheels?

For that setup, I'd run a 255/40 or 265/40 front, w/ 285/30 or 295/30 rear.

you could fit a 275/40 up front, but it's going to be alot taller than even the 295/30 rear.
Old 06-11-07, 03:15 PM
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what wheels are you getting sounds like this is gonna look good
Old 06-11-07, 04:03 PM
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Originally Posted by wptrx7
Is this the ideal Tire size for 17x9.5 +28 front/18x10.5 +22rear combo
Wait a minute... +28 and +22m offsets? Is this a widebody car?
Old 06-11-07, 04:16 PM
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Originally Posted by jimlab
Wait a minute... +28 and +22m offsets? Is this a widebody car?
^^



Originally Posted by wptrx7

94 RX7
Feed front fenders
Burnout rear fender flares
Old 06-11-07, 04:46 PM
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Originally Posted by RacerXtreme7
^^
Should have kept reading past the wheel specs, apparently...
Old 06-11-07, 05:19 PM
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Wheels are TE37s. And I meant to write 265/40 not 30, that was my mistake.
Old 06-11-07, 05:27 PM
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Looks like it's time to redo my spreadsheet and make it a bit simpler.
Old 06-11-07, 05:34 PM
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Exactly what Ptrhahn says....adjust to match up with the sizes offered by tire model of choice.
Old 06-11-07, 05:39 PM
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oh man im going to need pics of those on there its gonna be sweet
Old 06-11-07, 05:51 PM
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Originally Posted by jimlab
Looks like it's time to redo my spreadsheet and make it a bit simpler.
Probably not, I'm slow
Old 06-16-07, 12:34 PM
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Just recieved my wheels (pictures by vendor):
https://www.rx7club.com/showpost.php...6&postcount=14

(I'm thinking out loud, but would still like to know if this is correct):
When considering purchase of tires, isn't it important to to have the diameter of the front/rear wheels as close as possible? With that said, and according to Jim's spreadsheet: 255/40/17 and 295/30/18 are the closest combo. The only thing that may effect this decision would be the offset and how close it comes to the fenders (Feed front/Burnout rear).

Luigi
Old 06-17-07, 01:55 PM
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You can have small variances....I'm assuming you have coilovers to adjust the ride height? 255/40s would be a great fit up front.....265/40s would have less understeer with those big rears.
Old 06-17-07, 03:03 PM
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those wheels are pure sex!!!! i wouldnt go with a 255 up front max id go would be a 245 and a 265 in the rear, stretch them a little bit it will look so sexy.
Old 06-17-07, 05:39 PM
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Originally Posted by tuns0ffun65
those wheels are pure sex!!!! i wouldnt go with a 255 up front max id go would be a 245 and a 265 in the rear, stretch them a little bit it will look so sexy.
Some people care about performance, not if it looks sexy to you.
Old 06-18-07, 10:11 AM
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I do have coilovers (Tein HA). It is very difficult to find 265/40-17 tires.
Old 06-18-07, 02:23 PM
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sorry for jakin your thread wptrx7, nice wheels
Old 06-18-07, 08:08 PM
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no problem here
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