Loading Specifications - Volvo S80 Owner's Manual

7. M+S or M/S = Mud and Snow, AT = All
Terrain, AS = All Season
8. U.S. DOT Tire Identification Number
(TIN): This begins with the letters "DOT"
and indicates that the tire meets all fed-
eral standards. The next two numbers or
letters are the plant code where it was
manufactured, the next two are the tire
size code and the last four numbers rep-
resent the week and year the tire was
built. For example, 1510 means that the
tire was manufactured during week 15 of
2010. The numbers in between are mar-
keting codes used at the manufacturer's
discretion. This information helps a tire
manufacturer identify a tire for safety
recall purposes.
9. Tire Ply Composition and Material
Used: Indicates the number of plies indi-
cates or the number of layers of rubber-
coated fabric in the tire tread and side-
wall. Tire manufacturers also must indi-
cate the ply materials in the tire and the
sidewall, which include steel, nylon, poly-
ester, and others.
10. Maximum Load: Indicates the maximum
load in pounds and kilograms that can be
carried by the tire. Refer to the vehicle's
tire information placard located on the B-
Pillar for the correct tire pressure for your
vehicle.
11. Treadwear, Traction, and Temperature
grades: see Tire specifications – Uniform
Tire Quality Grading (p. 288) for more
information.
12. Maximum permissible inflation
pressure: the greatest amount of air
pressure that should ever be put in the
tire. This limit is set by the tire manufac-
turer.
09 Wheels and tires

Loading specifications

Properly loading your vehicle will provide
maximum return of vehicle design perform-
ance.
Before loading your vehicle, familiarize your-
self with the following terms for determining
your vehicle's weight ratings, with or without
a trailer, from the vehicle's Federal/Canadian
Motor Vehicle Safety Standards (FMVSS/
CMVSS) label, and the vehicle's tire informa-
tion placard:
Curb weight
The weight of the vehicle including a full tank
of fuel and all standard equipment. It does
not include passengers, cargo, or optional
equipment.
Capacity weight
All weight added to the curb weight, including
cargo and optional equipment. When towing,
trailer hitch tongue load is also part of cargo
weight.
Permissible axle weight
The maximum allowable weight that can be
carried by a single axle (front or rear). These
numbers are shown on the Federal/Canadian
Motor Vehicle Safety Standards (FMVSS/
CMVSS) label. The total load on each axle
must never exceed its maximum permissible
weight.
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