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397
Tire related terms
Cold tire inflation
pressureTire inflation pressure when the vehicle has been parked at least 3 hours or
more, or it has not been driven more than 1.5 km or 1 mile under that condition
Maximum inflation
pressureThe maximum cold inflation pressure to which a tire may be inflated and shown
on the sidewall of the tire
Recommended
inflation pressureCold tire inflation pressure recommended by a manufacturer
Accessory weightThe combined weight (in excess of those standard items which may be replaced)
of automatic transmission, power steering, power brakes, power windows, power
seats, radio, and heater, to the extent that these items are available as
factory-installed equipment (whether installed or not)
Curb weightThe weight of a motor vehicle with standard equipment including the maximum
capacity of fuel, oil, and coolant, and, if so equipped, air conditioning and
additional weight optional engine
Maximum loaded
vehicle weightThe sum of Ð
(a) Curb weight;
(b) Accessory weight;
(c) Vehicle capacity weight; and
(d) Production options weight
Normal occupant
weight68 kg (150 lb.) times the number of occupants specified in the second column of
Table 1 that follows
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398
Production options
weightThe combined weight of those installed regular production options weighing over 2.3
kg (5 lb.) in excess of those standard items which they replace, not previously
considered in curb weight or accessory weight, including heavy duty brakes, ride
levelers, roof rack, heavy duty battery, and special trim
Vehicle capacity
weight
(Total load capacity)The rated cargo and luggage load plus 68 kg (150 lb.) times the vehicle's designated
seating capacity
Intended outboard
sidewall(a) The sidewall that contains a whitewall, bears white lettering or bears
manufacturer, brand, and/or model name molding that is higher or deeper
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
Occupant distributionDistribution of occupants in a vehicle as specified in the third column of Table 1 that
follows
RimA metal support for a tire or a tire and tube assembly upon which the tire beads are
seated
Rim diameter (Wheel
diameter)Nominal diameter of the bead seat
Rim size designationRim diameter and width
Rim type designationThe industry of manufacturer's designation for a rim by style or code
Rim widthNominal distance between rim flanges
