2018 Lexus LC500 wheel torque

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6-3. Do-it-yourself maintenance
If foreign matter is on the wheel contact surface, the wheel nuts may loosen while the vehicle is in motion, causing the tire to
come off.
2 Install the tire and loosely tighten
each wheel nut by hand by approxi-
mately the same amount.
Turn the wheel nuts until the washers come
into contact with the disc wheel.
Disc wheel
Washer
3 Lower the vehicle.
4 Firmly tighten each wheel nut two
or three times in the order shown in
the illustration.
Tightening torque: 140 N•m (14.3 kgf•m, 103.3 ft•lbf)
5 Stow the jack and all tools.
A
B

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6-3. Do-it-yourself maintenance
WARNING
■When installing the tire
Failure to follow these precautions could cause the wheel nuts to loosen and the tire to fall off, resulting in death or serious
injury.
●Never use oil or grease on the wheel bolts or wheel nuts.Oil and grease may cause the wheel
nuts to be excessively tightened, lead- ing to bolt or disc wheel damage. In addition, the oil or grease can cause
the wheel nuts to loosen and the wheel may fall off, causing a serious accident. Remove any oil or grease from the
wheel bolts or wheel nuts.
●Have the wheel nuts tightened with a torque wrench to 140 N•m (14.3 kgf•m, 103.3 ft•lbf) as soon as possible
after changing wheels.
●Do not attach a heavily damaged wheel ornament, as it may fly off the wheel while the vehicle is moving.
●When installing a ti re, only use wheel
nuts that have been specifically designed for that wheel.
●If there are any cracks or deformations in the bolt screws, nut threads or bolt
holes of the wheel, have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer,
or any reliable repairer.
■After using the tools and jack
Before driving, make sure all the tools and jack are stored securely in place. Failure to do so may cause injury in case
of a collision or sudden braking.
NOTICE
■Repairing or replacing tires, wheels, tire pressure warning valves, trans-mitters and tire valve caps
 P.335

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8-1. Specifications
Vehicle specifications
20-inch tires (type A)
20-inch tires (type B)
21-inch tires
Tires and wheels
Tire sizeFront tires: 245/45RF20 99Y
Rear tires: 275/40RF20 102Y
Tire inflation pressure
(Recommended cold tire
inflation pressure)
Vehicle speedFront tire and rear tire
kPa (kgf/cm2 or bar, psi)
More than 220 km/h
(137 mph)300 (3.0, 44)
220 km/h (137 mph) or less230 (2.3, 33)
Wheel sizeFront wheels: 20  8 1/2J
Rear wheels: 20  9 1/2J
Wheel nut torque140 N•m (14.3 kgf•m, 103.3 ft•lbf)
Tire size245/45RF20 99Y
Tire inflation pressure
(Recommended cold tire
inflation pressure)
Vehicle speedFront tire and rear tire
kPa (kgf/cm2 or bar, psi)
More than 220 km/h
(137 mph)300 (3.0, 44)
220 km/h (137 mph) or less230 (2.3, 33)
Wheel size20  8 1/2J
Wheel nut torque140 N•m (14.3 kgf•m, 103.3 ft•lbf)
Tire sizeFront tires: 245/40RF21 96Y
Rear tires: 275/35RF21 99Y
Tire inflation pressure
(Recommended cold tire
inflation pressure)
Vehicle speedFront tire and rear tire
kPa (kgf/cm2 or bar, psi)
More than 220 km/h
(137 mph)300 (3.0, 44)
220 km/h (137 mph) or less230 (2.3, 33)

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8-1. Specifications
Wheel sizeFront wheels: 21  8 1/2J
Rear wheels: 21  9 1/2J
Wheel nut torque140 N•m (14.3 kgf•m, 103.3 ft•lbf)
Light bulbs
Light bulbsWType
ExteriorRear fog light21A
InteriorVanity lights2B
A: Wedge base bulbs (clear)
B: Double end bulbs