G37 Sedan

19" Coupe Wheels on G37 Sedan?

Old Aug 25, 2015 | 10:24 PM
  #616  
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Few new pics to add to the archive.

For reference, tires are 245/40/19 all around, no spacers, OEM sport suspension, staggered sport coupe wheels powdercoated "ultra black chrome" (gloss gunmetal)

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Old Sep 30, 2015 | 01:39 PM
  #617  
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Alright, I've been looking up and down this thread and have yet to find a solid answer. Two questions:

1. Running a square tire setup on the staggered set of wheels is okay, right? I'll be using 245/40/19 all around. I am AWD.

2. What spacers are ideal to achieve a flush look? I'll be lowered on coilovers and don't mind running a bit of negative camber. 20mm front and 15mm rear sound about right? Again, this is for the staggered set.

Feedback is welcome, thanks!
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Old Sep 30, 2015 | 04:08 PM
  #618  
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Originally Posted by the93owner
Alright, I've been looking up and down this thread and have yet to find a solid answer. Two questions:

1. Running a square tire setup on the staggered set of wheels is okay, right? I'll be using 245/40/19 all around. I am AWD.

2. What spacers are ideal to achieve a flush look? I'll be lowered on coilovers and don't mind running a bit of negative camber. 20mm front and 15mm rear sound about right? Again, this is for the staggered set.

Feedback is welcome, thanks!
245s all around on your staggered set is just fine, the stagger is only a 1/2" so that will not have any real effect on rolling diameter, but you should keep your wider rims mounted in back so you can't do a true four wheel rotation.
I would wait until you actually have the wheels mounted then determine the exact spacing you want, adding spacers later is a simple 1/2 hour job.
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Old Oct 1, 2015 | 01:54 AM
  #619  
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i got IPL wheels on my sedan
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Old Oct 1, 2015 | 11:13 AM
  #620  
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19" Coupe Wheels on G37 Sedan?

Originally Posted by blnewt
[...]adding spacers later is a simple 1/2 hour job.
Depends on the spacers you're using...
Using H&R as an example, they have DRM & DRS style.
DRM is just a bolt on with a second set of studs that you bolt your wheels to. Easy, but potentially problematic, as you now have two sets of nuts to torque down and keep an eye on. You'll need to pull the wheels off to check torque on spacer nuts, as well.
DRS requires you to swap out the studs for longer ones to match the new thickness including the spacer. In order to install, you'll need to pull the caliper off and to the side, pull off rotor, then pound out the stock studs and reinstall the new ones. I used this tool to reinstall and it worked really well: Kastar 938 Wheel Stud Installer Kit
The new studs go up in size every 10mm, so if you're using 15 or 20mm spacers, there is no need to swap, but if you go up to 25 you'll need longer ones.
Is it a pain? A little bit. But it's worth the piece of mind, IMO.

Last edited by lobuzz311; Oct 1, 2015 at 03:35 PM.
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Old Oct 1, 2015 | 01:47 PM
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Originally Posted by lobuzz311
Depends on the spacers you're using...
Using H&R as an example, they have DRM & DRS style.
DRM is just a bolt on with a second set of studs that you bolt your wheels to. Easy, but potentially problematic, as you now have two sets of nuts to torque down and keep an eye on. You'll need to pull the wheels off to check torque on spacer nuts, as well.
DRS requires you to swap out the studs for longer ones to match the new thickness including the spacer. In order to install, you'll need to pull the caliper off and to the side, pull off rotor, then pound out the stock studs and reinstall the new ones. I used this tool to reinstall and it worked really well: Kastar 938 Wheel Stud Installer Kit
The new studs go up in size every 10mm, so if you're using 15 or 20mm studs, there is no need to swap, but if you go up to 25 you'll need longer ones.
Is it a pain? A little bit. But it's worth the piece of mind, IMO.
True that^^ the bolt ons ARE the simple 1/2hr job
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Old Oct 2, 2015 | 11:04 PM
  #622  
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So with different wigth wheels but same size tires you would forget about rotating the tires ?
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Old Oct 2, 2015 | 11:09 PM
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Originally Posted by hueychief
So with different wigth wheels but same size tires you would forget about rotating the tires ?
If the tires are assymetric (outside biased) you can rotate side to side. You can also have a dismount of the tires and then remount them on the proper wheels to get a full cross pattern rotation. So there are still ways to rotate them, just not as simple or affordable.
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Old Oct 3, 2015 | 08:53 AM
  #624  
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Originally Posted by blnewt
True that^^ the bolt ons ARE the simple 1/2hr job
The bolt-on spacer adapters are nice indeed. Very simple to install. Just be smart, and use a torque wrench.

I used these last winter with my duckfeet, took them off this past spring for my Vossens, and will be putting them back on again sometime around Thanksgiving.

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Old Oct 3, 2015 | 01:35 PM
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Just be sure to use a 6pt socket, those nuts round off way easy if you're not careful.
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Old Oct 3, 2015 | 01:59 PM
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Originally Posted by blnewt
Just be sure to use a 6pt socket, those nuts round off way easy if you're not careful.
That advice everyone with spacer adapters should take. Those little half-height lug nuts suck.

But you know what? I have a set of inexpensive, spline-drive lug nuts that I originally ordered with my wheels. And last time I checked, I was fairly sure they would work just fine over the spacers, because there's a sculpted, recessed section between the lug-holes on the Vossens... like there is on most cast aluminum rims. The plan was to use these when winter comes around, and to take pictures if it works, which I'll put in my Build Thread next month.

You follow what I'm talking about, right Brad? IDK for better or worse, but I have more confidence if the lug nut covers more threads, which these half-height, open lug nuts don't.

For that matter, I could probably use my McGard Spline-drive lug-nuts against the spacers, but I'd like to keep those clean of our salty Northeast winters.

Last edited by Rochester; Oct 3, 2015 at 02:07 PM.
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Old Oct 3, 2015 | 02:36 PM
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Originally Posted by Rochester
That advice everyone with spacer adapters should take. Those little half-height lug nuts suck.

But you know what? I have a set of inexpensive, spline-drive lug nuts that I originally ordered with my wheels. And last time I checked, I was fairly sure they would work just fine over the spacers, because there's a sculpted, recessed section between the lug-holes on the Vossens... like there is on most cast aluminum rims. The plan was to use these when winter comes around, and to take pictures if it works, which I'll put in my Build Thread next month.

You follow what I'm talking about, right Brad? IDK for better or worse, but I have more confidence if the lug nut covers more threads, which these half-height, open lug nuts don't.

For that matter, I could probably use my McGard Spline-drive lug-nuts against the spacers, but I'd like to keep those clean of our salty Northeast winters.
That's a good idea, as long as those wheel pockets are deep enough I think that would be a better plan than those jelly nuts.
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Old Oct 3, 2015 | 03:43 PM
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This is an interesting pic. I'll let you know one way or the other in about 7 weeks.

Not that you care personally or in particular, but miscellaneous info is fun. Particularly in that you advise a lot of people here.



Obviously, the nut on the left is the shorty that comes with the spacers.

The nut in the middle is a cheap set that I originally ordered with my Vossens. Those were replaced immediately with a set of McGards, but since they really don't take up any space, I just stuck them in my attic for a rainy day. It would be nice if I could use them as intended this Winter.

And the nut at the right is the OEM flat-washer lugnut.

Last edited by Rochester; Oct 3, 2015 at 03:56 PM.
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Old Oct 7, 2015 | 11:15 AM
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John-

Just to clarify:

You're saying the nuts in the middle (60* taper I assume) will fit on your spacers and not interfere with your duck feet wheels? The wheel pockets are deep enough? Interesting.

Sean
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Old Oct 7, 2015 | 11:22 AM
  #630  
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Originally Posted by VIVID
John-

Just to clarify:

You're saying the nuts in the middle (60* taper I assume) will fit on your spacers and not interfere with your duck feet wheels? The wheel pockets are deep enough? Interesting.

Sean
That's what I'm saying. The pockets are really deep. About 1.5" deep.

Pretty sure I experimented with this just this past Spring, when I was removing the spacers. But for whatever reason, I didn't take pictures, or write it down. So here I am two seasons later with just a loose plan. Check back with me around Thanksgiving, and I'll demonstrate for positive one way or the other.


Last edited by Rochester; Oct 7, 2015 at 11:36 AM.
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