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I alredy broke the two plastic splitters on the front wheels used to vent the brakes

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Old 10-20-2021 | 11:09 AM
  #91  
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Originally Posted by LexVan
Regardless, I would never attempt to drive over a 2.5 inch (6.5cm) curb with low profile tires.
its just the entrance to the garage, its more moving the car than driving ... speed was like 1 meter each 15 seconds ... you will find the same scenario on the road several times, when going to a gas station, entering a public parking ...
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Old 10-20-2021 | 12:42 PM
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Originally Posted by JoeGT3
its just the entrance to the garage, its more moving the car than driving ... speed was like 1 meter each 15 seconds ... you will find the same scenario on the road several times, when going to a gas station, entering a public parking ...
Here in the US, it is not common to climb a curb the width of an iPhone Pro without any ramp shape to it. I can’t recall ever doing that in the 40k+ Miles I’ve driven my GT cars and I have been many places in them.

Maybe other countries are different. I do appreciate you sharing this info. I wasn’t saying anything other than in my experience driving these cars, I don’t see this as an issue at all for the scenarios I have encountered.

Last edited by sgroer; 10-20-2021 at 12:43 PM.
Old 10-20-2021 | 02:34 PM
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here is the video

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Old 10-20-2021 | 02:40 PM
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Originally Posted by JoeGT3
here is the video
Have you considered building a small concrete or asphalt ramp there in front of your drive lip to smooth out the entrance?
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Old 10-20-2021 | 02:42 PM
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Originally Posted by Mech33
Have you considered building a small concrete or asphalt ramp there in front of your drive lip to smooth out the entrance?
we did it, i broke the left air duct in the moment i was unloading the car from the transport truck and getting it into the garage, so we build two ramps to avoid damages again, used the ramps to get the car out the garage and the right air duct exploited using the ramps

either way, 6,5cms in europe is an absurd height for an obstacle like this one, obstacles like this one can be found everywhere
Old 10-20-2021 | 02:45 PM
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I think the issue is reversing over the curb (from below) - I think the ducts would survive going over forward (or reversing over from above)...

Last edited by GrantG; 10-20-2021 at 02:49 PM.
Old 10-20-2021 | 02:48 PM
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Originally Posted by GrantG
I think the issue is reversing over the curb - I think the ducts would survive going over forward...
yes, i think the same but this only works on paper, in real world you find all kind of situations where you cant just enter in straight line. Hate to insist but i think the ducts have a design issue, they cerntally havent tested those enough

you guys have to drive on Spain or France roads and would understand why i mean, i will take a video about the speed bumpers that can be found on such roads
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Old 10-20-2021 | 04:02 PM
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Originally Posted by JoeGT3
here is the video
Yikes, now you have me worried about backing into my driveway entry.
Old 10-20-2021 | 05:06 PM
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Yep, all about the wheels being turned when you first approach the obstacle- in this case the curb. 28 second mark of the video where the wheels are cranked to the left, presumably to angle the car into the garage and avoid hitting something with the rear end, means that on the passenger side wheel/tire combo (the one you said was damaged getting into the garage right?) the first thing to try and clear the curb is the inside edge/sidewall of the wheel/tire combo- precisely where that brake ducting is. If the wheels were straight or turned to the right, it more than likely would have been fine but no one is going to be able to approach obstructions like these with the inside edge/sidewall of the wheels/tires anymore. For your specific case, assuming you can't have the vehicle backing straight or with the wheels turned to the right at that moment, even a 2-3' long 2"x6" (sorry, I have no idea what lumber dimensions are common in Europe) laid flat along the path would probably bring the car up enough in stages to avoid the same issue in the future. Regardless, crappy way to learn about the changes needed and I'm sorry you're stuck being the guinea pig for many other GT3 owners.
Old 10-20-2021 | 05:17 PM
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Originally Posted by jrbkarter
Yep, all about the wheels being turned when you first approach the obstacle- in this case the curb. 28 second mark of the video where the wheels are cranked to the left, presumably to angle the car into the garage and avoid hitting something with the rear end, means that on the passenger side wheel/tire combo (the one you said was damaged getting into the garage right?) the first thing to try and clear the curb is the inside edge/sidewall of the wheel/tire combo- precisely where that brake ducting is. If the wheels were straight or turned to the right, it more than likely would have been fine but no one is going to be able to approach obstructions like these with the inside edge/sidewall of the wheels/tires anymore. For your specific case, assuming you can't have the vehicle backing straight or with the wheels turned to the right at that moment, even a 2-3' long 2"x6" (sorry, I have no idea what lumber dimensions are common in Europe) laid flat along the path would probably bring the car up enough in stages to avoid the same issue in the future. Regardless, crappy way to learn about the changes needed and I'm sorry you're stuck being the guinea pig for many other GT3 owners.
thanks for the coment, i am welcome being the guinea pig for everyone else, my main concern is that i think the design has flaws and i just cant remplace the parts cause those would break again

notice that i took this video backwards but when i first broke the left one i was driving driving straight, broke the right side while getting the car out of the garage (backwards), will take more videos tomorrow in the same exact way i broke the parts and going out of the garage with the ramps (that i was using when i broke the right side part)

cost of the parts is 300 euros so its not a big deal but i honestly think the design has flaws and certainly hasnt been tested enough,

what i pursuit now is to get an oficial answer from porsche, i want to know whats the real use of the parts, what will happen if i drive without the parts and what they think about what happened, someone at porsche should examine the issue cause i think there is a flaw there and its hard to believe i will be the first one in europe suffering this, will take a road video tomorrow and you will understand why i saw europe, there are crazy type of obstacles here to force you speed down

Last edited by JoeGT3; 10-20-2021 at 05:20 PM.
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Old 10-22-2021 | 02:13 AM
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Am I the only one that still can't see how the ducts would have hit the curb and shattered even after seeing the video?
Old 10-22-2021 | 03:54 AM
  #102  
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My theory is it's because each wheel hit the curb at different times. One wheel up, one wheel still on the road. Maybe if you could back in such that both wheels make contact at the same time, it would be better?
Old 10-22-2021 | 06:34 AM
  #103  
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Originally Posted by mwar99
Am I the only one that still can't see how the ducts would have hit the curb and shattered even after seeing the video?
check that and you will understand it. Any crub picked in frontal position, it dosent matters how big or small it is, will destroy the ducts


i have to insist that to my eyes this design is also dangerous, the ducts are too close to the road and picking objets from the road (to my eyes) seems posible

EDITED first post with all known information so far

Last edited by JoeGT3; 10-22-2021 at 07:45 AM.
Old 10-22-2021 | 11:51 PM
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I did a full send today on a twisty, uneven mountain road with holes, cracks, dips and bumps. I am currently reflecting on my incredible drive and planning tomorrow’s route at the Hampton Inn in Franklin, NC.

After 250 hard mountain miles today the ducts look factory fresh.

Tomorrow more field testing!
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Old 10-26-2021 | 02:41 AM
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I've been lurking since the thread inception and finally feel like I have something novel to add.
I'd just like to thank the OP for sharing their experience and opinion and for continuing to provide more information. As an expecting owner, I really appreciate seeing the detailed videos and knowing that, when I inevitably shatter mine daily driving the car in SF, I am not alone. If anyone runs the car without these for an extended period of time, do tell! I will likely be doing the same.
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Quick Reply: I alredy broke the two plastic splitters on the front wheels used to vent the brakes



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