View Single Post
      06-24-2008, 02:51 PM   #22
spudw
Major
 
spudw's Avatar
 
Drives: 2009 128i
Join Date: Jul 2006
Location: Ottawa

Posts: 1,306
iTrader: (0)

Quote:
Originally Posted by RobLS View Post
I believe the green caps mean its filled with nitrogen instead of air. Suppose to be better.
Yes. They use nitrogen in a lot of racing tires (including F1). It's less prone to expansion than oxygen, so the tire can be filled closer to optimum PSI when cold.
__________________
2009 BMW 128i ~ Jet Black ~ Sport Package ~ Sunroof ~ USB Integration ~ Delivered on October 14, 2009
spudw is offline   Canada
0
Reply With Quote