NISSAN 2011 Xterra - Owner's Manual - Manual (Page 291)

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1 Tire size (example: P215/65R15 95H)
1. P: The “P” indicates the tire is de-
signed for passenger vehicles (not all
tires have this information).
2. Three-digit number (215): This num-
ber gives the width in millimeters of
the tire from sidewall edge to side-
wall edge.
3. Two-digit number (65): This number,
known as the aspect ratio, gives the
tire’s ratio of height to width.
4. R: The “R” stands for radial.
5. Two-digit number (15): This number
is the wheel or rim diameter in inches.
6. Two- or three-digit number (95): This
number is the tire’s load index. It is a
measurement of how much weight
each tire can support. You may not
find this information on all tires be-
cause it is not required by law.
7. H: Tire speed rating. You should not
drive the vehicle faster than the tire
speed rating.
Example
WDI0395
8-36 Maintenance and do-it-yourself