Craftsman 123.24201 - Manual (Page 31)

Raiio of iicighs U> \
H'idlli (aspect ratio)
Nomina! widtli of
¡ire in njidimctcre
Passenger
car lire
Rim tliamcfcr
code
symboJ
IJ,S, DOT tire
itlcniificiiiiim tuimbci
Sever snow
conditions
Mas ^
pcrmissflblc
ihllattun
pressure
Treadwtar, traefnm
and lenipcralurc grades
Tire ply
composition
and ma (cria ts
used
Max. inad rating
P; The “P” indicates the lire is for passenger vehicles.
Next number; This three-digit number gives the width in mtlUmeters of the tire
fi'om sidewall edge to sidewall edge, In general, the larger the number, the wider
the tire..
Next number: This two-digit number, knowm as the aspect ratio, gives the tire’s
ratio of height to width Numbers of 70 or lower radicate a short sidewall for
improved steering response and better overali handling on dry pavement.
R: The “R” stands for radial, Radial ply construction of tires has been the industry
standard for the past 20 years.
Next number: This two-digit number is the wheel or rim diameter in inches If
you change your wheel size, you will have to purchase new tires to match the new
wheel diameter.
Next number: This two- or three-digit number is the the’s load index. It is
a measurement of hoxv much weight each tire can support You may find this
ittfonriation in your owner’s manual If not, contact a local tire dealer: Note: You
mas? not find this infonnation on all liies because it is not required by law,
M+S: The “M+S” or “M/S” indicates that the lire has some mud and snow
capability Most radial tires have these markings; hence, they have some mud and
snow capability
Speed Rating: The speed rating denotes the speed at which a tire is designed to be
driven for extended periods of time. The ratings range from 99 miles per hour
fmph) to 186 mph Note: You may not find this information on all tires because it is
not required by law.
* For tires with a maximum speed capability over 149 mph, lire manufacturers
sometimes use the letters ZR. For those with a maximum speed capability over 186
mph, tire manufacturers always use the letters ZR,
U.S. DOT Tire Identification Number
This begins with the letters “DOT” and indicates that the tire meets all
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