width LEXUS UX250H 2019 User Guide

4318-1. Specifications
8
Vehicle specifications
GrooveThe space between two adjacent tread ribs
InnerlinerThe layer(s) forming the inside surface of a tubeless tire that
contains the inflating medium within the tire
Innerliner separationThe parting of the innerliner fr om cord material in the car-
cass
Intended outboard sidewall
(a) The sidewall that contains a whitewall, bears white letter-
ing, or bears manufacturer, brand, and/or model name
molding that is higher or deep er than the same molding on
the other sidewall of the tire, or
(b) The outward facing sidewall of an asymmetrical tire that
has a particular side that must always face outward when
mounted on a vehicle
Light truck (LT) tire
A tire designated by its manuf acturer as primarily intended
for use on lightweight trucks or multipurpose passenger
vehicles
Load ratingThe maximum load that a tire is rated to carry for a given
inflation pressure
Maximum load ratingThe load rating for a tire at the maximum permissible infla-
tion pressure for that tire
Maximum permissible infla-
tion pressureThe maximum cold inflation pre ssure to which a tire may be
inflated
Measuring rimThe rim on which a tire is fitted for physical dimension
requirements
Open spliceAny parting at any junction of tread, sidewall, or innerliner
that extends to cord material
Outer diameterThe overall diameter of an inflated new tire
Overall width
The linear distance between the exteriors of the sidewalls of
an inflated tire, including elev ations due to labeling, decora-
tions, or protective bands or ribs
Passenger car tire
A tire intended for use on passenger cars, multipurpose
passenger vehicles, and trucks, that have a gross vehicle
weight rating (GVWR) of 10,000 lb. or less.
PlyA layer of rubber-coated parallel cords
Ply separationA parting of rubber compound between adjacent plies
Tire related termMeaning

4328-1. Specifications
*:Table 1  Occupant loading and distribution for vehicle normal load for various desig-
nated seating capacities
Pneumatic tire
A mechanical device made of rubber, chemicals, fabric and
steel or other materials, that, when mounted on an automo-
tive wheel, provides the traction and contains the gas or fluid
that sustains the load
Radial ply tire
A pneumatic tire in which the ply cords that extend to the
beads are laid at substantiall y 90 degrees to the centerline
of the tread
Reinforced tireA tire designed to operate at higher loads and at higher
inflation pressures than the corresponding standard tire
Section width
The linear distance between the exteriors of the sidewalls of
an inflated tire, excluding elevations due to labeling, decora-
tion, or protective bands
SidewallThat portion of a tire between the tread and bead
Sidewall separationThe parting of the rubber comp ound from the cord material
in the sidewall
Snow tire
A tire that attains a traction index equal to or greater than
110, compared to the ASTM E-1136 Standard Reference
Test Tire, when using the snow traction test as described in
ASTM F-1805-00, Standard Test Method for Single Wheel
Driving Traction in a Straight Line on Snow-and Ice-Cov-
ered Surfaces, and which is ma rked with an Alpine Symbol
( ) on at least one sidewall
Test rimThe rim on which a tire is fitt ed for testing, and may be any
rim listed as appropriate for use with that tire
TreadThat portion of a tire that comes into contact with the road
Tread ribA tread section running circ umferentially around a tire
Tread separationPulling away of the tread from the tire carcass
Treadwear indicators (TWI)The projections within the principal grooves designed to
give a visual indication of the degrees of wear of the tread
Wheel-holding fixtureThe fixture used to hold the wheel and tire assembly
securely during testing
Tire related termMeaning