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Wheels and tir es, Changing a wheel – Mercedes-Benz SLK-Class 2014 Owners Manual User Manual

Page 330

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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.
Treadwear indicators
Narrow bars (tread wear bars) that are

distributed 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
Rated cargo and luggage load plus

68 kilograms (150 lb) multiplied by the

number of seats in the vehicle.

Changing a wheel

Flat tire

You can find information on what to do in the

event of a flat tire in the "Breakdown

assistance" section (

Y

page 289).

Information on driving with MOExtended tires

in the event of a flat tire can be found under

"MOExtended tires (tires with run-flat

characteristics" (

Y

page 290).

The "Breakdown assistance" section

(

Y

page 289) contains information and notes

on how to deal with a flat tire. Information on

driving with MOExtended tires in the event of

a flat tire can be found under "MOExtended

tires (tires with run-flat characteristics"

(

Y

page 290).

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

accident.
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

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

near the valve. This could damage the

electronic components.
Only have tires changed at a qualified

specialist workshop.

Always pay attention to the instructions and

safety notes when changing a wheel

(

Y

page 329).

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

intervals in the tire manufacturer's warranty

book in your vehicle documents. If no

warranty book is available, the tires should be

rotated every 3,000 to 6,000 miles (5,000 to

10,000 km), or earlier if tire wear requires. Do

not change the direction of wheel rotation.
Clean the contact surfaces of the wheel and

the brake disc thoroughly every time a wheel

is rotated. Check the tire pressure and, if

necessary, restart the tire pressure loss

warning system or the tire pressure monitor.

328

Changing a wheel

Wheels

and

tir

es