RX - 2nd Gen (2004-2009) Discussion topics related to the 2004 -2009 RX330, RX350 and RX400H models

Quick question to guys with custom rims

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Old 04-30-08, 09:35 AM
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Typhoon
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Default Quick question to guys with custom rims

Was thinking about getting a set of hyper black rims for my RX


The thing is, the roads in the UK are pretty rough. The ride on the stock rims is very good -- I was wondering what you guys think would be the max size I could go to with the custom rims without ruining the ride quality ?


Because the RX is a 4x4 will this mean that inherently you can get away with larger wheels without ruining ride quality as much ?



Hope the above makes sense !



Cheers
Old 04-30-08, 10:42 PM
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CK6Speed
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If ride comfort is a high priority I would stick with 18" rims. Not sure if you are running the stock 17 or 18. I'm one that had a lot of stiff sports suspension type cars so I don't mind a stiff ride at all and actually like a more firm suspension. However, I was able to tell a difference between my stock 17 and my 20" rims.

I would say 20" would be max and 19" probably wouldn't add too much comfort back into the car since you can run the same profile tires on either. With a thicker profile tire, you are running a higher over all diameter but even on my 20" rims with 50 series tires my speedometer was only off by a max of 2 MPH at 60 when measured with a GPS so I wasn't worried about it.
Old 05-02-08, 12:42 AM
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iKon_RX
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for comfort and custom wheel. get 18x8.5 or 18x9 wheels with 245/55s. youll have better traction/grip on the road
Old 05-02-08, 03:26 AM
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DrasticLex
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i agree with ikon. when i got mine it had 18's with 255/55. great ride. it will work well on rough roads. same combo was on another ride in nyc and trust me i dont think there are any worse roads than there!!!!
Old 05-02-08, 04:31 AM
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ZIN
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I feel the comfort range is staying with in the 50mm's. I prefer not to go below 50mm. I have 19x8 rims with 255x50x19's and I do not feel the ride has changed at all as far as comfort.
You can see pictures of this set up on my thread. 2009 JUST PURCHASED.
Old 05-02-08, 01:56 PM
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CK6Speed
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Originally Posted by ZIN
I feel the comfort range is staying with in the 50mm's. I prefer not to go below 50mm. I have 19x8 rims with 255x50x19's and I do not feel the ride has changed at all as far as comfort.
Just for clarification. The tires sidewall prophile height is not represented in milimeters. It is represented as a percenrage (%) of the width of the tires tread. So, a 255/50/19 tire will have a sidewall height of 50% of 255mm or 127.5 mm.
Old 05-02-08, 02:46 PM
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Typhoon
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Many thanks for the input
Old 05-03-08, 04:44 AM
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ZIN
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Originally Posted by CK6Speed
Just for clarification. The tires sidewall prophile height is not represented in milimeters. It is represented as a percenrage (%) of the width of the tires tread. So, a 255/50/19 tire will have a sidewall height of 50% of 255mm or 127.5 mm.
GOTCHA!!
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