User Manual - Page 187

For 2017 ALFA ROMEO 4C SPIDER.

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CAUTION! (Continued)
Install device as tightly as possible and then
retighten after driving about ½ mile (0.8 km).
Do not exceed 30 mph (48 km/h).
Drive cautiously and avoid severe turns and large
bumps, especially with a loaded vehicle.
Do not drive for a prolonged period on dry
pavement.
Observe the traction device manufacturers in-
structions on the method of installation, operat-
ing speed, and conditions for use. Always use the
suggested operating speed of the device manufac-
turers if it is less than 30 mph (48 km/h).
Do not use traction devices on a compact spare
tire.
TIRE ROTATION RECOMMENDATIONS
Due to tire design and size, tire rotations on this vehicle
are not possible.
NOTE: For AR 4C models, where available, the vehicle
may be equipped with high performance tires that
guarantee high grip performance with little increase of
wear. Alfa Romeo, in collaboration with Pirelli, devel-
oped a specific high performance tire for the 4C model.
A dedicated Pirelli PZero, identified with an AR mark,
guarantees this vehicle to obtain the highest perfor-
mance capable.
DEPARTMENT OF TRANSPORTATION UNIFORM
TIRE QUALITY GRADES
The following tire grading categories were established
by the National Highway Traffic Safety Administration.
The specific grade rating assigned by the tire’s manu-
facturer in each category is shown on the sidewall of the
tires on your vehicle.
All passenger vehicle tires must conform to Federal
safety requirements in addition to these grades.
5
STARTING AND OPERATING 185
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