Jeep Wrangler 2015 Operating Information Manual page 264

Compact spare tire descriptions begin with the
letter "T" or "S" preceding the size designation.
Example: T145/80D18 103M.
T, S = Temporary Spare Tire
Since this tire has limited tread life, the original
equipment tire should be repaired (or replaced)
and reinstalled on your vehicle at the first op-
portunity.
Do not install a wheel cover or attempt to mount
a conventional tire on the compact spare wheel,
since the wheel is designed specifically for the
compact spare tire. Do not install more than one
compact spare tire and wheel on the vehicle at
any given time.
WARNING!
Compact spares are for temporary emer-
gency use only. With these spares, do not
drive more than 50 mph (80 km/h). Tempo-
rary use spares have limited tread life. When
the tread is worn to the tread wear indicators,
the temporary use spare tire needs to be
WARNING! (Continued)
replaced. Be sure to follow the warnings,
which apply to your spare. Failure to do so
could result in spare tire failure and loss of
vehicle control.
Full Size Spare — If Equipped
The full size spare is for temporary emergency
use only. This tire may look like the originally
equipped tire on the front or rear axle of your
vehicle, but it is not. This spare tire may have
limited tread life. When the tread is worn to the
tread wear indicators, the temporary use full size
spare tire needs to be replaced. Since it is not the
same as your original equipment tire, replace (or
repair) the original equipment tire and reinstall on
the vehicle at the first opportunity.
Limited-Use Spare — If Equipped
The limited-use spare tire is for temporary
emergency use only. This tire is identified by a
label located on the limited-use spare wheel.
This label contains the driving limitations for
this spare. This tire may look like the original
(Continued)
equipped tire on the front or rear axle of your
vehicle, but it is not. Installation of this limited-
use spare tire affects vehicle handling. Since it
is not the same as your original equipment tire,
replace (or repair) the original equipment tire
and reinstall on the vehicle at the first opportu-
nity.
WARNING!
Limited-use spares are for emergency use
only. Installation of this limited-use spare tire
affects vehicle handling. With this tire, do not
drive more than the speed listed on the
limit-use spare wheel. Keep inflated to the
cold tire inflation pressures listed on your
Tire and Loading Information Placard lo-
cated on the driver's side B-Pillar or the rear
edge of the driver's side door. Replace (or
repair) the original equipment tire at the first
opportunity and reinstall it on your vehicle.
Failure to do so could result in loss of vehicle
control.
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