Page 557 of 592
557
6-1. Specifications
6
Vehicle specifications
Typical DOT and tire identification number (TIN)
DOT symbol*
Tire Identification Number
(TIN)
Tire manufacturer's identifica-
tion mark
Tire size code
Manufacturer's optional tire
type code (3 or 4 letters)
Manufacturing week
Manufacturing year
*: The DOT symbol certifies thatthe tire conforms to applicable
Federal Motor Vehicle Safety
Standards.
Page 558 of 592
558 6-1. Specifications
Tire size■ Typical tire size information
The illustration indicates typical
tire size.
Tire use
(P = Passenger car,
T = Temporary use)
Section width (millimeters)
Aspect ratio
(tire height to section width)
Tire construction code
(R = Radial, D = Diagonal)
Wheel diameter (inches)
Load index (2 digits or 3 digits)
Speed symbol
(alphabet with one letter)
■ Tire dimensions
Section width
Tire height
Wheel diameter
Page 562 of 592

562 6-1. Specifications
Tire related termMeaning
Normal occupant
weight 150 lb. (68 kg) times the number of occupants
specified in the second column of Table 1
* that
follows
Occupant distribution Distribution of occupants in a vehicle as speci-
fied in the third column of Table 1
* below
Production options
weight The combined weight of
installed regular pro-
duction options weighing over 5 lb. (2.3 kg) in
excess of the standard items which they
replace, not previously considered in curb
weight or accessory weight, including heavy
duty brakes, ride levelers, roof rack, heavy duty
12-volt battery, and special trim
Rim A metal support for a tire or a tire and tube
assembly upon which the tire beads are seated
Rim diameter
(Wheel diameter) Nominal diameter of the bead seat
Rim size designation Rim diameter and width
Rim type designation The industry manufacturer's designation for a
rim by style or code
Rim width Nominal distance between rim flanges
Vehicle capacity
weight (Total load
capacity) The rated cargo and luggage load plus 150 lb.
(68 kg) times the vehicl
e's designated seating
capacity
Vehicle maximum load
on the tire The load on an individual tire that is determined
by distributing to each axle its share of the
maximum loaded vehicle weight, and dividing
by two
Vehicle normal load
on the tire The load on an individual tire that is determined
by distributing to each axle its share of curb
weight, accessory weight, and normal occu-
pant weight (distributed
in accordance with
Ta b l e 1
* below), and dividing by two
Page 586 of 592

586 Alphabetical index
Tail lightsReplacing light bulbs ............. 478
Switch.................................... 205
Wattage ................................. 551
Talk switch................................ 343
Telephone switch ..................... 343
Theft deterrent system Alarm ..................................... 127
Immobilizer system ............... 123
Theft prevention labels............ 130
Tire inflation pressure ............. 455
Tire information Glossary ................................ 561
Size ....................................... 558
Tire identification number ...... 557
Uniform tire quality grading ................................ 559
Tires Chains ................................... 236
Checking ............................... 447
If you have a flat tire .............. 510
Inflation pressure................... 455
Information ............................ 555
Replacing .............................. 510
Rotating tires ......................... 447
Size ....................................... 547
Snow tires ............................. 236
Tire pressure warning system ........................ 447, 503 Tools ......................................... 510
Total load capacity .................. 235
Towing
Dinghy towing ....................... 250
Emergency towing ................ 492
Trailer towing ........................ 240
Traction control ....................... 220
TRAC ......................................... 220
Transmission ........................... 184
Trip information ....................... 195
Trip meter ................................. 189
Turn signal lights Replacing light bulbs ............. 478
Switch ................................... 186
Wattage................................. 551T
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