2015 LEXUS RX350 wheel size

8246-1. Specifications
Tire size
■ Typical tire size information
The illustration indicates typical
tire size.
Ti r e u s e
(P = Passenger car,
T = Temporary use)
Section width (millimeters)
Aspect ratio
(tire height to section width)
Tire construction code
(R = Radial, D = Diagonal)
Wheel diameter (inches)
Load index (2 digits or 3 digits)
Speed symbol
(alphabet with one letter)
■ Tire dimensions
Section width
Ti r e h e i g h t
Wheel diameter

8296-1. Specifications
6
Vehicle specifications Tire related term Meaning
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
Vehicle normal load on
the tire The load on an individual tire that is determined by
distributing to each axle its share of curb weight,
accessory weight, and normal occupant weight (dis-
tributed in accordance with Table 1
* below), and
dividing by two
We a t h e r s i d e The surface area of the rim not covered by the
inflated tire

879Alphabetical index
Smart access system with
push-button start
Entry function ......................................... 35
Starting the engine..............................165
“SOS” button ..........................................642
Spare tire
Inflation pressure ................................ 815
Storage location.................................. 774
Spark plug .................................................. 811
Specifications......................................... 806
Speedometer ............................................ 191
Steering
Column lock release .........................168
Steering wheel
Adjustment .............................................. 90
Audio switches* .................... 430, 556
Heated steering wheel .....................619
Power easy access system.............. 78
Steering wheel position
memory ..................................................76
Storage feature ..................................... 598
Stuck vehicle
If your vehicle becomes stuck .... 802
Sun visors................................................. 609
Sunshades ................................................. 102
Switch
Display contrast adjustment
switch ................................................... 206
Display position adjustment
switch ................................................... 206
ECT SNOW switch ............... 173, 180
Emergency flasher switch ..............734
Engine switch ........................................165
ENTER switch..................................... 200
Fog light switch..................................... 215 Hazard light switch ........................... 734
Head-up display main switch ..... 206
Heated steering wheel switch ...... 619
Ignition switch ....................................... 165
Light switches ......................................... 211
Menu switch ........................................ 200
Paddle shift switches ................. 171, 178
Power back door switch ...................56
Power door lock switch .................... 52
Power window switch ........................98
Pre-collision braking off
switch.................................................... 279
Rear window wiper and
washer switch................................... 224
Window lock switch............................98
Wiper and washer switch................ 217
Tachometer................................................ 191
Tail lights
Replacing light bulbs ..........................719
Switch.......................................................... 211
Wattage ................................................... 817
Talk switch* ................................. 433, 566
Telephone*.................................. 433, 565
Telephone switch*.................... 433, 566
Theft deterrent system
Alarm........................................................... 112
Immobilizer system .............................. 110
Theft prevention labels .......................... 116
Tire inflation pressure .........................693
Tire information
Glossary ................................................ 828
Size ............................................................824
Tire identification number..............823
Uniform tire quality grading ........ 825
*: For vehicles with a navigation system, refer to the “Navigation System Owner’s Manual”. T