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. ...

Kia Rio review
The 2011 Kia Rio ranks 28 out of 33 Affordable Small Cars. This ranking is based on our analysis of 48 published reviews and test drives of the Kia Rio, and our analysis of reliability and safety ...

Dimensions
The typical sedan is tremendously heavier than the Kia Rio. Your wallet will hurt more every time you fill up the typical sedan than the Kia Rio because of its larger tank. The Rio and the typical ...