Lexus IS F 2012 Owner's Manual page 532

6-1. Specifications
Tire related term
Curb weight
Maximum loaded vehicle
weight
Normal occupant weight
Occupant distribution
Production options
weight
Rim
Rim diameter
(Wheel diameter)
Rim size designation
Rim type designation
Rim width
Vehicle capacity weight
(Total load capacity)
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The weight of a motor vehicle with standard equip-
ment, including the maximum capacity of fuel, oil and
coolant, and if so equipped, air conditioning and
additional weight optional engine
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
150 lb. (68 kg) times the number of occupants speci-
fied in the second column of Table 1
Distribution of occupants in a vehicle as specified in
the third column of Table 1
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
A metal support for a tire or a tire and tube assembly
upon which the tire beads are seated
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
Meaning
*
that follows
*
below