Page 89 of 210
83
Wheels and tires
Tire inflation pressure tables
( 9
\f
\f\f\f
\f
\f
\f
,
\f
\f
\f
\f
\b
\b
\f\f
\f
\f\b
8 )
\f
*=A
==A\b
\f
%
" \f 9\f" \f
:+A.AA9
::A.A+9
::A.A9<* =D :A+ =D:A+
\f\f
<:A.<:A.+9<* D< :+ D<:+
<:A.@+9
8 ,
\f
\f
\f
\f
@A
::A\b
\f
%
" \f 9\f" \f
:+A.AA9
::A.A+9
::A.A9<*
\f\f
<:A.+9<* D< :+ D<:+
<:A.@+9
Page 90 of 210
84
Tire designations
Tire designations
%
8
#
$
#
< :
"
: DA#
/
= 9#9
A @A#
/$2
$"
$@A'$
D@+
D F#
/
"
$
$
"
"
%$"F
<=+
:<+.
'
* 0N50.5R05"R
"5R5
>5-,2
4
24#
H-,I
$
"
$
8
%
$"
=<*
=<
<@@*
:+++
%$":A+<
:A
:++<
/
@ )
0
>#
2
"
""
"
<+ 0$ 3# 2
$
9
/
/>5"
;
)"
"
<< "
"
#5*
<: 0$
#
7700524n
1
2
3
4
5
678
9
10
1112
Wheels and tires
Page 91 of 210
85
Glossary of tire terminology
\f \f\f
\f
\f\b"
\f\b \f
\f\f
\f"\f\f
"
Glossary of tire terminology
'
\b \f\f
\b
,?,\b\f?'
8" \f
" \f
\f$\b
\f\f
'
#
\b
3#4
\f\f
\b\f
\f
\f
\f\f\f
\b\f
"
8\f\f
\f\f
'#\b
\f
\f
\f\f
'' \f
0
\b
\f\f\f$
\f\f
=AT=*:A
\f0
U 2\f\b
\f
\f
\f\f\b\f\f
'< \f
0
\b
\f\f \f\f$
\f\f
<T=:@
\f0
U 2\f\b
\f
\f
\f\f\b\f\f
'*; K\f\f"\f
\f
';'# '\f "\f
\f\f
\f
'+&
\f
\f
Wheels and tires
'+
\b \f
\f
$
''
\b \f
\f
\f
\f\f\f
\f
'
\b \f
\f
\f
\f
\f
'"
\f
\f
\f
\f
\f
\f\f\f
'A< \f\b\f
\b
\f$\f\f\b\f
\f
\f
\f
\f
\b
\f
\f\f
'A<
\b
\b\f
\f
\f
\f
\f\f
'"
\b
\f
"
\f
("
\f
\f
\f
\f \f
\f
\f
\f
\f
\f"
\f
\f\b"
\f
\f
\f\b
\f
\f
\f
\f\f\f
\f\b
/>5"
\f\b
\f\b;)\f\f\f
"\f
\f
\f
\f
'>
\f
\f
\f
\f
\f
\b\f
\f
\f
\f\f \f
\f \f
\f\f
\f
=
Page 92 of 210

86
Vehicle loading
\f\b
\f$
\b
\f
1 \f\b " \f\f8
\b
\b /\b
\f
\b"
\f
\f"
/%\f.
)\f\f\f0
( 5\f
5
\f\f
%0(55.)0(55\f
"\f
/
\f
\f\f#
Curb weight
\b
\b\f
\f
\f\f
\f\f'
2
\f\b"\f\b"
\f
'
Capacity weight
\b
\f
\b
"\b
\f\b\f
\f'
&
\b"
\f
\b\f\f\f
\f\b
\b
%
\f
\b\f
"\f
H\b\f
\fI\f\b
*D
Permissible axle weight
\f$\f\f
\b
\f
\f
\f
\f\b\f$
\f
\f
%\f.)\f\f\f
0
( 5\f
5
\f\f%0(55.
)0(55\f
\f\f\f \f$
$
\f$
\b
Wheels and tires
Gross vehicle weight (GVW)
/
\b
N\f\bN
\f\b
' \f
\f\f
\f
\f\b<
'
\f
\b
\f
\b
\f
\f\b<=*
Steps for Determining Correct Load
Limit
<3\f
\f
V/
\b
\f
\f\f\b
$JJJ// /
\f\f
:-
\b
\f\f\b
\f
\b
=5
\f
\b
\f\f\bJJJ\b\fJJJ
\b\b'\f
\f\f\f
\f
\f\b\f\b\b\f\b\f\f\f
%$\f"
V/JJJ//\f
'\f
<++
\f
\f\b "
\f
\f\f\f
\f\b\f\b\b\f\b\f\f\f
DA+
<++*A+A$
A-
\b
\b\b\f\b
\f\f\b
\b\f
\f
\b
\f
\f$
\f\f\f
\f\b\f\b\b\f\b\f\f\f
\f\f
5
5H\b\f
\fI\f\b*D
D2
\b\f
\f"\f
\f
\f
)
\f\f
\f\f\f
\f\b\f
\b\b\f\b\f\f\f
!"#$%
?$\b
\f$\b
"
\b \b
"\f
\b
\f
\b
\f\f
\f
\b
\b \f
\f
\f
\f
\f
-
\f
\f\f\b\f\f
\f
\f
\b\f'
\f
/B(&
\f
\b9\f
\f \b
\f
\b\f
\f
/ B(& \f
\b
\f
Page 93 of 210
87
Wheels and tires
Uniform Tire Quality Grading
ALL PASSENGER VEHICLE TIRES
MUST CONFORM TO FEDERAL
SAFETY REQUIREMENTS IN ADDITION
TO THESE GRADES
H
\b\f
\f
\f
\f
<
\f
<
/??
TREADWEAR
\f\f\b\f\f\f\f
\f
\b
\f
\f\f
\f
\b
%$\f"\f
\b\f
:
\f
\b
\f\f
\b\f<++ \f
\f
\f
\f
" "\f\f\f
\b\f
\f\f
\b \f
" \f
\f \f
\f
\f \f\f
\f \f
TRACTION
\f
\b\f" \b
"
\f""1"\f)"\f\f
\b
\f\f \f
\f
\f)\f \f
\f
\f
\f
\b\f\f\b
\f
\f\b
\f\b
\f \f
\f
\f
\f\f\b
\b
\f
TEMPERATURE
\f
\b\f\f
\b
"
"1"\f)"
\b
/
\f
\b\f
\f
\f
\f
\f
\f
\f\f
\f
5
\f \b
\f
\f\f
\f
\f
\b\f
\f
"\f$
\f
\f
\f
\f \b\f)
\f
\f
\f
\f\f\b
%\f0
5\f
5
\f\f4<+@B\f1\f
\b \f
\f
\f
\f
'
\f!"#$%
\f
\b\f\f\b
\f
\f\b
\f\b
\f \f
\f
\f
\f\f\b
\b
\f
!"#$%
\f
\b\f
\f
\f
\f
\f
\f
\f?$"
\f
"$\f\b"
\f\f
\f
"\f\f \f
\f
\f
Page 94 of 210
88
Wheels and tires
Snow chains, snow tires,
studded tires
Snow chains
5 \f\f
(
\b
#
'5 \f
\f
>(\f
\f
'2\f"\f
\f
H
I
\f \f
\f\f\f\f8
\f
\b\f
\f "
\f\f)44,
5
\f\f
\f \f
\f"\f
\f
\f
'5
\f
\f
\f
\f
)44,
)
(
\f\f
\f
\f \f
>=#%
W ) \f\b\f
\b\f\b
\f
\f\b
W \f
\f \f\f
/
\f\f
\f 2
\f
\f\f
\b
\f
\f
\b
\f
W 4 $
\f \f\f
/ \f$
>
\f $=<
A+ .
W
" \f
\b
\f
W \f\b
\f
\f\f
\b
\f\f
\f
\f
\f
\f\b
Snow tires, studded tires
1
Tires for winter use:
', \b\f
\b \f\f
\f
\b
\f
\b
\f
\f
\f
\b
\b
\f
'2
\f
\f
\f
\f
\f
\b
\b"
\f\b" \f \f\f
\b %\f
\f
\f\f
\f\f
\f\b
'-
$
\b\f
\f\b\f
\f
\f
\f
\b
'&
\f'\f
\f\f
\b\f \f
'5
=++D++
A++<+++\b
\f
\f
\f
\b
\f
\f
\f
\f
\f
\b
\f
\f
\f
\b\f
\b
\f\b
&
Page 95 of 210
89
Wheels and tires
Temporary Spare
\f
\f\f\f
H\f 5\fI
9
\f
\f\f
\f\b
/>5"
\f
\b
\f\b;)\f\f\f
\f
\f
\f
\f\f
2
\f\f\b
"\f
\f
\f(
\f
!"#$%
)
\b\f
H\f5\fI
\f\f\f
\f\f
\f
2
\f\f\f
\f
\f\f
9\f \b\f \f\b
\f
\f
H\f5\fI
-
$A+ +. -
\f
\fA++\f
\f \f
>=#%
\f
\f\f
\f
\f
\f
\f
8 \f
\f\f\b \f/
\f
Page 96 of 210
90
7700170A
8
Changing a wheel
6
•?
•
9
•&
"
<.:<
•%
6
6"
6
6
6
,*
&
+
*
,*
!"#$%
6/
6
/
6
9'
7700263A
9
6
>
$
"
"
'
.
>=#
8
;
Wheels and tires