See also:

Rear differential (4WD)
Checking or changing rear differential fluid Have rear differential fluid checked or changed by an Authorized Kia Dealer according to the Maintenance Schedule at the beginning of this section. ...

Performance
In terms of horsepower, the average sedan packs quite a wallop and will knock the Rio down a few rungs. However, bear in mind that high horsepower engines often command higher insurance premiums. ...

Large Trunk
The large trunk has a low, wide opening and a lid that raises easily on gas struts. Rear seatbacks can be flipped forward for more cargo space, but they don't sit entirely flat. The pass-through a ...