6-1. Specifications
Tire related term
Meaning
150 lb. (68 kg) times the number of occupants
specified in the second column of Table 1* that
follows
Occupant distribution
Distribution of occupants in a vehicle as specified in the third column of Table 1* below
Production options
weight
The combined weight of installed regular production options weighing over 5 lb. (2.3 kg) in
excess of the 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
Rim
A 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 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 designated seating
capacity
Vehicle maximum load
on the tire
The load on an individual tire that is determined
by distributing to each axle its share of the
maximum loaded vehicle weight, and dividing
by two
435
6
Vehicle specifications
Normal occupant
weight