U.S. launch timing, technical specifications and pricing were not announced.
The 2017 Cadenza will introduce "higher levels of luxury and refinement to the large sedan segment," Kia said in a statement.
A wider and lower stance is part of the redesign.
The cabin will get a new look with higher-quality materials.
The 2016 Cadenza starts at $33,815, including an $825 destination charge. The top-of-the-line Cadenza SX Limited is priced at $44,915, including shipping.
Edmunds says: An interesting battle is shaping up between the redesigned 2017 Buick LaCrosse and the 2017 Kia Cadenza, giving premium shoppers some compelling new choices.