Wheels and tires, Changing a wheel – Mercedes-Benz G-Class 2015 User Manual

Page 329

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brakes, level control, a roof rack or a high-

performance battery, are not included in the

curb weight and the weight of the accesso-

ries.

TIN (Tire Identification Number)

This is a unique identifier which can be used

by a tire manufacturer to identify tires, for

example for a product recall, and thus identify

the purchasers. The TIN is made up of the

manufacturer's identity code, tire size, tire

type code and the manufacturing date.

Load bearing index

The load bearing index (also load index) is a

code that contains the maximum load bearing

capacity of a tire.

Traction

Traction is the result of friction between the

tires and the road surface.

TWR (Tongue Weight Rating)

The TWR specifies the maximum permissible

weight that the ball coupling of the trailer tow

hitch can support.

Treadwear indicators

Narrow bars (tread wear bars) that are dis-

tributed over the tire tread. If the tire tread is

level with the bars, the wear limit of á in

(1.6 mm) has been reached.

Occupant distribution

The distribution of occupants in a vehicle at

their designated seating positions.

Total load limit

Nominal load and luggage load plus 150 lb

(68 kilograms) multiplied by the number of

seats in the vehicle.

Changing a wheel

Flat tire

The "Breakdown assistance" section

(

Y

page 292) contains information and notes

on how to deal with a flat tire.

Rotating the wheels

G

WARNING

Interchanging the front and rear wheels may

severely impair the driving characteristics if

the wheels or tires have different dimensions.

The wheel brakes or suspension components

may also be damaged. There is a risk of acci-

dent.
Rotate front and rear wheels only if the wheels

and tires are of the same dimensions.

!

On vehicles equipped with a tire pressure

monitor, electronic components are loca-

ted in the wheel.
Tire-mounting tools should not be used

near the valve. This could damage the elec-

tronic components.
Only have tires changed at a qualified spe-

cialist workshop.

Rotating front and rear wheels of differing

dimensions can render the general operating

permit invalid.
Always pay attention to the instructions and

safety notices in the section on "Changing a

wheel and mounting a spare wheel"

(

Y

page 328).

The wear patterns on the front and rear tires

differ, depending on the operating conditions.

Rotate the wheels before a clear wear pattern

has formed on the tires. Front tires typically

wear more on the shoulders and the rear tires

in the center.
If your vehicle's tire configuration allows, you

can rotate the wheels according to the inter-

vals in the tire manufacturer's warranty book

in your vehicle documents. If no warranty

book is available, the tires should be rotated

Changing a wheel

327

Wheels

and

tires

Z

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