Kia Optima: Compact Spare Tire ReplacementA compact spare tire has a shorter tread life than a regular size tire. Replace it when you can see the tread wear indicator bars on the tire. The replacement compact spare tire should be the same size and design tire as the one provided with your new Kia and should be mounted on the same compact spare tire wheel. The compact spare tire is not designed to be mounted on a regular size wheel, and the compact spare tire wheel is not designed for mounting a regular size tire.

Tire Replacement
Wheel Alignment and Tire BalanceInterior General Precautions
Prevent caustic solutions such as perfume and cosmetic oil from contacting the
dashboard because they may cause damage or discoloration. If they do contact the
dashboard, wipe them off immediately ...
Installation
1.
Remove the ignition key from
the vehicle.
2.
Disconnect the battery negative
cable from battery and wait for at least three minutes before beginning
work.
...
Forward and backward
To move the seat forward or backward:
1. Pull the seat slide adjustment lever up and hold it. 2. Slide the seat to
the position you desire. 3. Release the lever and make sure the seat is locked
...