Mercedes-Benz 2016 GL Operator's Manual page 440

Emergency spare wheel
438
GL 63 AMG 4MATIC
Summer tires
R 21
Tires
BA: 295/40 ZR 21 111 Y XL
Winter tires
R 20
Tires
BA: 275/45 R 20 110 V XL M+S i
Emergency spare wheel
Important safety notes
G WARNING
The wheel or tire size as well as the tire type of
the spare wheel or emergency spare wheel
and the wheel to be replaced may differ.
Mounting an emergency spare wheel may
severely impair the driving characteristics.
There is a risk of an accident.
To avoid hazardous situations:
adapt your driving style accordingly and
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drive carefully.
never mount more than one spare wheel or
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emergency spare wheel that differs in size.
only use a spare wheel or emergency spare
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wheel of a different size briefly.
do not switch ESP
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have a spare wheel or emergency spare
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wheel of a different size replaced at the
nearest qualified specialist workshop.
Observe that the wheel and tire dimensions
as well as the tire type must be correct.
! AMG vehicles with "Minispare" emer-
gency spare wheel: use the "Minispare"
Use of snow chains not permitted. Observe the notes in the "Snow chains" section.
3
3
®
off.
Alloy wheels
BA: 10.0 J x 21 H2
Wheel offset: 1.81 in (46 mm)
Alloy wheels
BA: 9.0 J x 20 H2
Wheel offset: 1.61 in (41 mm)
emergency spare wheel only on the rear
axle. If you mount the "Minispare" emer-
gency spare wheel on the front axle, this
could result in damage to the brake system.
If a tire on the front axle is defective, an
intact wheel from the rear axle must first be
replaced with the "Minispare" emergency
spare wheel. The faulty wheel on the front
axle may only then be replaced by the
undamaged wheel from the rear axle.
Make sure to note the placard on the
"Minispare" emergency spare wheel.
When using an emergency spare wheel or
spare wheel of a different size, you must not
exceed the maximum speed of 50 mph
(80 km/h).
Snow chains must not be mounted on emer-
gency spare wheels.
General notes
Mounting the emergency spare wheel is
described under "Mounting a wheel"
( page 428).
Y
You should regularly check the pressure of
the emergency spare wheel, particularly prior
to long trips, and correct the pressure as nec-