The Scania K series is a series of chassis in Scania's city bus and coach range with longitudinally, straight-up mounted engine at the rear, replacing the K- and L-type (L94) chassis of the 4 series. The K series was first presented on Busworld 2005 in Kortrijk, Belgium, and models were available from 2006.

Scania AB, stylised SCANIA in its products, is a major Swedish manufacturer headquartered in Södertälje, focusing on commercial vehicles—specifically heavy lorries, trucks and buses. It also manufactures diesel engines for heavy vehicles as well as marine and general industrial applications.