what PSI should I fill the tire pressure to?

kafou · 04-23-2014, 07:38 AM

[QUOTE=kafou;15727668]For the 18" wheels why the pressure are not the same for the 135 and the 128. Same tires size and wheels but different tires pressure?[/QUOTE

Can you help me with this. I'm not sure what pressure to use with my 128i with 225/40r18 and 245/35r18

new2the3 · 04-23-2014, 11:11 AM

[QUOTE=kafou;15833230]

Quote:

Originally Posted by kafou

For the 18" wheels why the pressure are not the same for the 135 and the 128. Same tires size and wheels but different tires pressure?[/QUOTE

Can you help me with this. I'm not sure what pressure to use with my 128i with 225/40r18 and 245/35r18

Use what it says inside your door jam

kafou · 04-23-2014, 06:37 PM

So the pressure have nothing to do with the tire size???

128Convertibleguy · 04-24-2014, 02:29 PM

Quote:

Originally Posted by kafou

So the pressure have nothing to do with the tire size???

Theoretically a slightly larger contact patch might use a small amount less pressure. But the difference is small, probably within the range of what is "correct".

04-23-2014, 07:38 AM	#23
kafou Enlisted Member 4 Rep 45 Posts Drives: BMW 128i 2012 Join Date: Oct 2013 Location: Canada iTrader: (0)	[QUOTE=kafou;15727668]For the 18" wheels why the pressure are not the same for the 135 and the 128. Same tires size and wheels but different tires pressure?[/QUOTE Can you help me with this. I'm not sure what pressure to use with my 128i with 225/40r18 and 245/35r18
	Appreciate 0 Quote

04-23-2014, 06:37 PM	#25
kafou Enlisted Member 4 Rep 45 Posts Drives: BMW 128i 2012 Join Date: Oct 2013 Location: Canada iTrader: (0)	So the pressure have nothing to do with the tire size???
	Appreciate 0 Quote

Thread Tools	Search this Thread
Show Printable Version Email this Page	Search this Thread: Advanced Search