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      05-11-2015, 04:39 PM   #1
m328XI
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Tire Pressure

I have a 2011 328x. The factory tire pressure sticker in the door jam says 32 PSI front 36 rear for the original conti tires.

Next to the sticker that says 32 and 36 is another yellow sticker that say 35 PSI in front and 41 in the rear tires.

I have never seen a car with 2 different PSI recommendations.

What is the general consensus here for front and rear tire pressure ?

Thanks
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      05-11-2015, 04:51 PM   #2
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If you look in your manual you will find a page that shows tire pressures for over 100MPH loaded and unloaded and you will find tire pressures for under 100MPH loaded and unloaded. Tire pressure changes by weight (signal driver -v- driver/passengers and luggage - lets not forget the dog, then traveling speed and tire rating. If you can't find it when I get to the house I will put it in a pdf and attach it.
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File Type: pdf Tire Pressure 325-330-.pdf (52.5 KB, 162 views)
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      05-11-2015, 05:16 PM   #3
m328XI
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I usually go buy the door jam but was wondering if they added the 2nd sticker with the increases pressure later.

If that's the case the owners manual probably wouldn't have the new PSI.

I just find it odd as both PSI stickers are from BMW but the 2nd may have been added at the dealer for some reason

41 PSI cold seems very high to me
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      05-11-2015, 05:40 PM   #4
m42stanle
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Quote:
Originally Posted by m328XI View Post
I have a 2011 328x. The factory tire pressure sticker in the door jam says 32 PSI front 36 rear for the original conti tires.

Next to the sticker that says 32 and 36 is another yellow sticker that say 35 PSI in front and 41 in the rear tires.

I have never seen a car with 2 different PSI recommendations.

What is the general consensus here for front and rear tire pressure ?

Thanks
This is right out of the 2011 manual, p. 127 in mine (table "Sedan: tire inflation pressures for the 328xi")
32/36 psi F/R (what you see on the first sticker) is recommended pressures for up to 100 mph/160 km/h for 16 and 17" fitments
35/41 psi F/R (what you see on the second yellow sticker) is recommended pressures for for speeds exceeding 100 mph/160 km/h for 16 and 17" fitments

If you have run flat tires I would use the lower (sub 100 mph) pressures as a starting point. The comfort really drops off as you add more pressure especially if roads in your area are not in the greatest condition, and no one in the US/Canada is driving (sustained) speeds of 100 mph or greater on public roads.

How that second sticker got there is a bit of a mystery though as mine does not have it. Did you do Euro delivery by chance?
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      05-11-2015, 05:51 PM   #5
m328XI
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Quote:
Originally Posted by m42stanle View Post
This is right out of the 2011 manual, p. 127 in mine (table "Sedan: tire inflation pressures for the 328xi")
32/36 psi F/R (what you see on the first sticker) is recommended pressures for up to 100 mph/160 km/h for 16 and 17" fitments
35/41 psi F/R (what you see on the second yellow sticker) is recommended pressures for for speeds exceeding 100 mph/160 km/h for 16 and 17" fitments

If you have run flat tires I would use the lower (sub 100 mph) pressures as a starting point. The comfort really drops off as you add more pressure especially if roads in your area are not in the greatest condition, and no one in the US/Canada is driving (sustained) speeds of 100 mph or greater on public roads.

How that second sticker got there is a bit of a mystery though as mine does not have it. Did you do Euro delivery by chance?
Car came from Motorwerks in Minnesota...........Odd that it was delivered with the 41 and 35 PSI

Thanks for the info..............32 and 36 it is
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      05-11-2015, 07:03 PM   #6
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PDF attached, other than HP and a GM trans, not much difference in the 325 and 328.
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File Type: pdf Tire Pressure 325-330-.pdf (52.5 KB, 75 views)
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Last edited by 3s4u2; 05-11-2015 at 07:17 PM..
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      05-11-2015, 07:04 PM   #7
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Quote:
Originally Posted by m328XI
I have a 2011 328x. The factory tire pressure sticker in the door jam says 32 PSI front 36 rear for the original conti tires.

Next to the sticker that says 32 and 36 is another yellow sticker that say 35 PSI in front and 41 in the rear tires.

I have never seen a car with 2 different PSI recommendations.

What is the general consensus here for front and rear tire pressure ?

Thanks
By the way, I've only owned one car that didn't specify different tire pressure according to conditions. And it was a Honda Civic (pretty weird car in many ways for me).
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      05-12-2015, 01:57 PM   #8
m328XI
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Quote:
Originally Posted by m42stanle View Post

How that second sticker got there is a bit of a mystery though as mine does not have it. Did you do Euro delivery by chance?
Here is a pic of my door jam showing both stickers in case some are interested

The writing is so small ( pic is enlarged) I didn't see where it said over 100 MPH on the yellow sticker until I looked closely last night.

Thanks for all the help
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      05-12-2015, 02:27 PM   #9
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Totally personal preference but I like equal pressure in my fronts and rears. I run 36 all around on my 19"s
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