wheel size LEXUS LX570 2018 User Guide

LX570_OM_OM60Q78U_(U) 5658-1. Specifications
8
Vehicle specifications 
20-inch tires 
21-inch tiresSuspension Fluid type Suspension fluid AHC
Tires and wheels Tire size 285/50R20 112V
Tire inflation pressure
(Recommended cold tire
inflation pressure) Normal driving
Front:
33 psi (230 kPa, 2.3 kgf/cm 2
or bar)
Rear:
33 psi (230 kPa, 2.3 kgf/cm 2
or bar)
Spare:
33 psi (230 kPa, 2.3 kgf/cm 2
or bar)
Trailer towing
Add 2 psi (10 kPa, 0.1 kgf/cm 2
or bar) to the rear
tires.
Wheel size 20 × 8 1/2J
Wheel nut torque 97 ft•lbf (131 N•m, 13.4 kgf•m)
Tire size 275/50R21 113V XL
Tire inflation pressure
(Recommended cold tire
inflation pressure) Normal driving
Front:
33 psi (230 kPa, 2.3 kgf/cm 2
or bar)
Rear:
33 psi (230 kPa, 2.3 kgf/cm 2
or bar)
Spare:
33 psi (230 kPa, 2.3 kgf/cm 2
or bar)
Trailer towing
Add 6 psi (40 kPa, 0.4 kgf/cm 2
or bar) to the
rear tires.
Wheel size 21 X 8 1/2J
Wheel nut torque 97 ft•lbf (131 N•m, 13.4 kgf•m)

LX570_OM_OM60Q78U_(U) 5718-1. 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 diameterTire size 1
2
3
4
5
6
7
1
2
3

576
LX570_OM_OM60Q78U_(U) 8-1. Specifications
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 vehicle’s desi gnated seating capacity
Vehicle maximum load on
the tire The 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 side The surface area of the rim not covered by the inflated
tire
Bead The part of the tire that is made of steel wires, wrapped
or reinforced by ply cords an d that is shaped to fit the
rim
Bead separation A breakdown of the bond between components in the
bead
Bias ply tire A 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
Carcass The tire structure, except tread and sidewall rubber
which, when inflated, bears the load
Chunking The breaking away of pieces of the tread or sidewall
Cord The strands forming th e plies in the tire
Cord separation The parting of cords from adjacent rubber compounds
Cracking Any parting within the tread, sidewall, or innerliner of
the tire extending to cord materialTire related term Meaning

627Alphabetical index
LX570_OM_OM60Q78U_(U) Warning lights ....................................... 520
ABS.......................................................... 520
Automatic headlight leveling
system ................................................... 521
Brake system........................... 520, 523
Center differential lock.................... 522
Charging system............................... 520
Low fuel level ....................................... 522
Low speed four-wheel
drive ...................................................... 522
Malfunction indicator lamp .......... 520
Master warning light......................... 522
Open door ............................................ 522
Parking brake....................................... 522
PCS............................................................ 521
Power steering system.................... 522
Seat belt reminder light................... 522
Slip indicator .......................................... 521
SRS ........................................................... 520
Tire pressure ........................................ 522 Warning messages.............................. 528
Warning reflector holder.................. 428
Washer ........................................... 231, 235
Checking ...............................................485
Preparing and checking
before winter .................................... 382
Switch ............................................ 231, 235
Washing and waxing .......................... 458
Weights .................................................... 558
Wheels ..................................................... 499
Replacing wheels .............................. 532
Size ...........................................................565
Window glasses...................................... 165
Window lock switch.............................. 165
Windows
Power windows....................................165
Rear window defogger ..................405
Washer ......................................... 231, 235
Windshield wiper de-icer ................. 405
Windshield wipers ................................. 231
Winter driving tips ............................... 382
Wireless charger.................................. 435
Wireless remote control key.............. 110
Locking/Unlocking ............................. 110
Panic mode ............................................... 111
Replacing the battery ......................503
WMA disc
*
* : Refer to
the “NAVIGATION SYSTEM OWNER’S MANUAL”.