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Magnus Walker Rims for Sale

Old 04-19-2016, 09:54 PM
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AMMONYC
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Default Magnus Walker Rims for Sale

Hey RL,

After much thought, I'm letting the MW 1552 Outlaw Rims go because, as I found out later, the C4's does not like 18's in general. The all-wheel drive has an issue with that size from what I learned. (Ask Rob G. he will give you engineering details)

Long story short, the wheels are freakin awesome for a Porsche...just not a C4. Uggg.

Here are the stats. (They will come with barely used R888...and 1 extra or spare tire as well)

-Forged 3pc Outlaw 001: 18x8.0 ET45
-Forged 3pc Outlaw 001: 18x9.5 ET48
-Matte Gold Powder Coat Centers and Caps
-Matte Gold Powder Coat Outers
-Matte Gold Powder Coat Hardware

No scuffs, bumps, or bruises.
Asking $5K OBO (pick up only)

If you are interested, please email me directly larry@ammonyc.com

BTW: These took weeks from ordering to receiving. Long back up apparently.
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Old 04-19-2016, 09:58 PM
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biggynuts01
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What issue? Can you explain in general details?btw love the wheels.
Old 04-19-2016, 10:55 PM
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hockenheimr
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They definitely look Freakin' Awesome!!!

I believe Frank is running 18s with no issues on a C4.
Old 04-19-2016, 10:55 PM
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Madturk
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Awesome wheels. I wish I could afford it right now. Glws
Old 04-19-2016, 11:48 PM
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eddieb4
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You have mail ...
Old 04-20-2016, 12:43 AM
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FormulaRX
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Yeah I wanna know what issues as well. I'm running 18s on my C4 right now
Old 04-20-2016, 12:56 AM
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FLYT993
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Default huh?

i'm planning on running 18's on mine. i believe as long as you keep the rolling radius within 5% front to rear one should be fine.

Last edited by FLYT993; 04-20-2016 at 12:58 AM. Reason: typos
Old 04-20-2016, 01:09 AM
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Goughary
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Yes, these will work well for a c4 or c2. Keep the correct tire sizes on the wheels and you won't have rub issues or PDAS issues. Outer diameters are important for the c4.
Old 04-20-2016, 01:17 AM
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FormulaRX
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I know the C4 PDAS is sensitive to tire scrub radius changes but I've been fine so far. No PDAS warning lights. No issues. 18x10 rear too
Old 04-20-2016, 01:30 AM
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Goughary
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I've seen these wheels in person. They are perfect and look fantastic on the car. Frankly I'm surprised they haven't sold yet. So many guys are always looking for something interesting and as much as I've not been a huge fan of the Magnus wheels in black and silver et al, these in all deep bronze/gold look really good.
Old 04-20-2016, 01:35 AM
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Netbug
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I'm interested in knowing the issues of the 18"s on a C4.
Old 04-20-2016, 01:59 AM
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Goughary
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There is no issue w 18s on a c4. It's only tire size that would be an issue. Well, really "available" tire size.

Example. Let's say you have room for 275/25 in the rear...and you wanted a 235 in the front. You would need a manufacture to be making a tire that is a 235 and has a sidewall size that gives you he same outer rolling diameter as the insanely wide 275 you squeezed into the rear of your car. 18" wheels has nothing to do with it.

The "being within 5%" thing is about the warning light that the computer will give you if it calculates your outer diameters are outside of 5% difference front to rear. But. Even if you are approaching 5% difference and not quite there, you are still asking the system to begin to transfer torque to the front wheels. So you really want to be as close to the same as you can get.
So basically the car won't handle at its best if your diameters are off- on a c4. On a c2 you can do as you please.

For these wheels, you would be 225/255 with no issue, as there are 225 and 255 width tires with the correct sidewall sizes available to use. We see people doing it all the time. Butzigear just did a set of 18" E88 with them. I can't remember the sidewall sizes off the top of my head for the 18s but I know they are available.

Make sense? Or maybe I'm wrong. Maybe there is a compatible 225/265 set? Someone here will know. Anyway. The issue isn't 18s, it's just a question of having the outer diameter of the tires be the same front to rear - or very close to it.
Old 04-20-2016, 06:39 AM
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I've emailed that I want them but I've gotten no response.
Old 04-20-2016, 11:49 AM
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HalV
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Originally Posted by Goughary
Make sense? Or maybe I'm wrong. Maybe there is a compatible 225/265 set? Someone here will know. Anyway. The issue isn't 18s, it's just a question of having the outer diameter of the tires be the same front to rear - or very close to it.
I think you're right that 18" Rims shouldn't matter. With a C4 it's likely all about the ratio of the F/R diameter of the tires. Each tire has a slight different spec, but you can use 17" Porsche spec Michelin PS2s 205/50 (Front) = 25.1" and 255/45 (Rear) = 25" as a baseline.

If you look at the spec for 18" Michelin Pilot Super Sports as an example, 225/45 diameter = 25.1", 255x35 = 25" (~same as stock F/R ratio). 265/35 rears are a little taller at 25.3", which is likely fine? 275/35 = 25.6" may cause a problem with a C4.

If you go with 275/35 rears, you may need to try 235/40 fronts since their diameter is 25.4". This F/R ratio may be ok?

Last edited by HalV; 04-20-2016 at 12:43 PM.
Old 04-20-2016, 12:03 PM
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Ken D
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Adrian covers this in some detail, which is summarized in the attached file.
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PDAS Technical overviewR2.pdf (173.5 KB, 226 views)

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