See also:

Tires and wheels
Tire care For proper maintenance, safety, and maximum fuel economy, you must always maintain recommended tire inflation pressures and stay within the load limits and weight distribution recommen ...

Kia Sorento owners manual
...

Trim Levels:
2011 KIA Rio is available in two styles which include 4 door hatchback model and four door sedan. KIA Rio sedan model will be available in three trim levels which include base, LX and Sporty SX. ...