Toyota Corolla Hatchback 2023 Manual page 381

Tire related term
Rim diameter (Wheel diame-
ter)
Rim size designation
Rim type designation
Rim width
Vehicle capacity weight (Total
load capacity)
Vehicle maximum load on the
tire
Vehicle normal load on the tire
Weather side
Bead
Bead separation
Bias ply tire
Carcass
Chunking
Cord
8-1. Specifications
Meaning
Nominal diameter of the bead seat
Rim diameter and width
The industry manufacturer's designation
for a rim by style or code
Nominal distance between rim flanges
The rated cargo and luggage load plus 150
lb. (68 kg) times the vehicle's designated
seating capacity
The load on an individual tire that is deter-
mined by distributing to each axle its share
of the maximum loaded vehicle weight,
and dividing by two
The load on an individual tire that is deter-
mined by distributing to each axle its share
of curb weight, accessory weight, and nor-
mal occupant weight (distributed in accor-
*
dance with Table 1 below), and dividing by
two
The surface area of the rim not covered by
the inflated tire
The part of the tire that is made of steel
wires, wrapped or reinforced by ply cords
and that is shaped to fit the rim
A breakdown of the bond between compo-
nents in the bead
A pneumatic tire in which the ply cords that
extend to the beads are laid at alternate
angles substantially less than 90 degrees
to the centerline of the tread
The tire structure, except tread and side-
wall rubber which, when inflated, bears the
load
The breaking away of pieces of the tread
or sidewall
The strands forming the plies in the tire
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