tire size Lexus GX460 2021 / Owner's Guide

GX460_OM_OM60T19U_(U)
5758-1. Specifications
8
Vehicle specifications
■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
Tire size
1
2
3
4
5
6
7
1
2
3

580
GX460_OM_OM60T19U_(U)8-1. Specifications
Rim diameter
(Wheel diameter)Nominal diameter of the bead seat
Rim size designationRim diameter and width
Rim type designationThe industry manufacturer’s
designation for a rim by
style or code
Rim widthNominal distance between rim flanges
Vehicle capacity weight
(Total load capacity)The rated cargo and luggage load plus 150 lb. (68 kg)
times the vehicle’s desi gnated seating capacity
Vehicle maximum load on
the tireThe load on an individual tire that is determined by dis-
tributing 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 dis-
tributing to each axle its sh are of curb weight, accessory
weight, and normal occupant weight (distributed in
accordance with Table 1
* below), and dividing by two
Weather sideThe surface area of the rim not covered by the inflated
tire
BeadThe part of the tire that is made of steel wires, wrapped
or reinforced by ply cords and that is shaped to fit the
rim
Bead separationA breakdown of the bond between components in the
bead
Bias ply tireA pneumatic tire in which the ply cords that extend to
the beads are laid at altern ate angles substantially less
than 90 degrees to the centerline of the tread
CarcassThe tire structure, except tread and sidewall rubber
which, when inflated, bears the load
ChunkingThe breaking away of pieces of the tread or sidewall
CordThe strands forming th e plies in the tire
Cord separationThe parting of cords from adjacent rubber compounds
CrackingAny parting within the tread, sidewall, or innerliner of
the tire extending to cord material
Tire related termMeaning

593
GX460_OM_OM60T19U_(U)8-3. Items to initialize
8
Vehicle specifications
Items to initialize
*1: U.S.A. only
*2: If equipped
The following item must be initialize
d for normal system operation after such
cases as the battery being reconnected , or maintenance being performed on
the vehicle:
ItemWhen to initializeReference
Message indicating mainte-
nance is required
*1After the maintenance is per-
formedP. 449
Oil maintenanceP. 462
Tire pressure warning system
• When rotating the tires
• When the tire inflation pressure is changed by changing tire size.
(When there are multiple speci-
fied pressures)
• After registering the ID codes
P. 474
Power windowWhen functioning abnormallyP. 161
Moon roofP. 164
Multi-terrain Monitor*2After reconnecting or changing the
batteryP. 337

624Alphabetical index
GX460_OM_OM60T19U_(U)
Size ........................................................... 568
Snow tires .............................................. 374
Spare tire ................................................. 531
Tire pressure warning system .................................................. 473
Tools........................................................... 532
Towing Dinghy towing ...................................... 199
Emergency towing............................. 512
Towing hooks ....................................... 513
Trailer Sway Control ....................... 356
Trailer towing .......................................... 181
Trailer Sway Control........................... 356
TRAC (Traction Control) ................. 355
Transmission Automatic transmission ................. 206
AVS switch ...........................................343
If the shift lever cannot be shifted from P .................................. 209
Trip meters ................................................. 90
Turn signal lights ...................................... 211 Replacing light bulbs..............................501, 502, 505
Turn signal lever .................................... 211
Wattage ................................................. 569
USB port
*
Vanity lights Vanity lights ........................................... 419
Wattage ................................................. 569
Vanity mirrors ..........................................419
Vehicle identification number ...........561
VSC (Vehicle Stability Control) .... 355 Warning buzzers ...................................518
Brake system ........................................ 518
Downshifting ........................................ 209
Intuitive parking assist.......................273
LDA (Lane Departure Alert).......250
Open back door....................................114
Open door ...............................................114
Pre-collision warning....................... 239
Radar cruise control ........................ 265
Seat belt remainder ..........................520
Warning lights .........................................518 ABS ............................................................519
Brake Override System ................... 521
Brake system ........................................ 518
Charging system ................................ 518
Drive-Start Cont rol ............................ 521
High coolant temperature ............. 518
KDSS..........................................................519
Low engine oil pressure ................. 518
Low fuel level .......................................520
Malfunction indicator lamp............ 518
Open door ...........................................520
Parking brake indicator ....................519
PCS ............................................................519
Seat belt reminder light ..................520
Slip indicator ..........................................519
SRS............................................................. 518
Tire pressure warning light ...........520
Warning message.................................527
Warning reflector holder.................... 410
Washer ......................................................222 Checking ................................................. 471
Preparing and checking before winter .................................... 374
Switch .......................................................222
Washing and waxing ...........................442
U
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