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 ...

SOLID RIDE WITH POWER TO SPARE AND EXCELLENT FUEL ECONOMY
In terms of driving characteristics, the Optima is very much in keeping with the Hyundai Sonata, which shares the same platform. The cabin is quiet and the drive is smooth, with the Optima feeling ...

Seat
Driver’s seat 1 Seat adjustment, forward / backward 2 Seatback recliner 3 Seat adjustment, height* 4 Seat heater switch* 5 Headrest adjustment Front passenger seat 6 Seat adjustment, forwa ...