LS - 4th Gen (2007-2017) Discussion topics related to the current flagship models LS460, LS460L and LS600H
View Poll Results: Which Wheel
BBS RN 20"
11
35.48%
Forgeline RB1 19"
1
3.23%
Forgeline RB1 20"
11
35.48%
None and keep OEM
8
25.81%
Voters: 31. You may not vote on this poll

Wheel Choices: Help me decide once and for all

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Old 02-20-16, 11:04 AM
  #106  
Rhambler
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Just checked and they set them 34 all around, all up to 37 +/- 1 psi while driving right now.

What PSI is recommended? I haven't checked the door jam yet.

Seriously, the road bumps are better even though the thickness is slightly less because of the tires. Even though they are 45 series, they are meaty. Really won't worry too much about driving over the unseen pothole, or at least I won't have to drive paranoid like I'm walking through a mine field lol.
Old 02-20-16, 11:35 AM
  #107  
Dr. Jekyll
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Yup love my forged 19" wheels too. I don't have the OEM Bridgestones but do have the Dunlaps which are a bit noisy so I'm looking at new tires myself.

Last edited by Dr. Jekyll; 02-20-16 at 11:38 AM.
Old 02-20-16, 09:49 PM
  #108  
SW17LS
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Originally Posted by Rhambler
Just checked and they set them 34 all around, all up to 37 +/- 1 psi while driving right now.

What PSI is recommended? I haven't checked the door jam yet.

Seriously, the road bumps are better even though the thickness is slightly less because of the tires. Even though they are 45 series, they are meaty. Really won't worry too much about driving over the unseen pothole, or at least I won't have to drive paranoid like I'm walking through a mine field lol.
I would run them 32 or so cold.
Old 02-21-16, 04:31 AM
  #109  
Rhambler
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Thanks. I'm really curious what the door jam says. I just checked the jams on my car and it only shows recommended pressures for 18s, which is 33 all around. Anyone with OEM 19s care to check their door jams?

Also, I think the car looks great with 19s and I change my mind in that I think any 19s would probably look good after seeing the non-lowered stance in 19s. In any case, if you're running OEM 18s and worried about ride degradation going to 19s, there is absolutely none at all when going over bumps in regards to the impact differences.
Old 02-21-16, 08:38 AM
  #110  
roadfrog
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Originally Posted by SW15LS
I would run them 32 or so cold.
I agree. That's what I run my 20" at.
Old 02-21-16, 11:50 AM
  #111  
Dr. Jekyll
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Old 02-21-16, 11:57 AM
  #112  
SW17LS
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I thought it would be the same...

There's definitely a difference in bump absorption. I drove several back to back with 19s and 18s and could definitely tell the difference. It's not huge by any means, and everybody has to determine a looks vs comfort trade off. The 19s look much better no doubt, but for me I wanted it to ride as good as it possibly could, even if that difference was minimal.
Old 02-21-16, 01:27 PM
  #113  
sdwtchlvr
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I can definitely agree that the one inch up to 19" changes the appearance quite a bit. Accentuates the lines more. This car was made for 19s in my opinion. The biggest difference I can see is in the trunk and back half of the car. The lines of the trunk pop more. The ride is slightly more stiff when going over minor bumps and pot holes. But under daily driving conditions it really isn't noticeable to me....and I'm super sensitive to harsh rides.
Old 02-21-16, 01:35 PM
  #114  
Rhambler
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Thanks Dr. Jekyll!

Yeah, that one inch is huge in looks. The stance of the car changes a ton. Looks much nicer.
Old 02-21-16, 04:44 PM
  #115  
CJITTY
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My old 600 required 33 front and 35 rear on the 19" oem wheels based on door jamb information
Old 02-23-16, 04:56 PM
  #116  
Rhambler
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Thanks, I settled on the standard 33 all around and it seems fine for now.

Also, the tiny difference in tire width--10 mm to be exact--has a big impact on turning. You can take turns at speed and it doesn't start to squeal in protest until much later. Cornering feels much better all around, more confident, less roll, which is surprising considering the tiny bump in width and slight decrease in thickness.

Really happy. Get more looks with these stock 19s. I definitely think 19s are a natural fit for this car. This car has such a huge body that it compliments it very nicely; it almost needs 19s IMO. The stance and curb appeal are great. Perfect for me as I didn't want to go overboard and wanted to maintain that stock look at all costs.
Old 02-24-16, 08:09 AM
  #117  
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Originally Posted by CJITTY
My old 600 required 33 front and 35 rear on the 19" oem wheels based on door jamb information
The higher rear psi is probably due to the 600's increased weight of the rear hybrid battery pack.
Old 02-24-16, 08:58 AM
  #118  
R Z
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Originally Posted by Rhambler
Thanks Dr. Jekyll!

Yeah, that one inch is huge in looks.
That's what she said! (I just couldn't resist!)
Old 02-24-16, 09:14 AM
  #119  
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Originally Posted by R Z
That's what she said! (I just couldn't resist!)
That's because we're guys and think like 10 year olds sometimes! You're SO immature....

I can't believe I missed that!
Old 02-24-16, 11:35 AM
  #120  
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Excellent choice you made! Looks great. Though the BBS is a gorgeous wheel, these you bought are OEM with the preferable OEM fit....nice.
With your concerns, goals and preferences I don't think you could have done better...Especially with the P7 tire upgrade.


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