K series

K series may refer to:

• Lincoln K series, a line of luxury vehicle
• Scania K series, a series of bus chassis with longitudinal rear-mounted engines
• International K and KB series, a line of heavy trucks of the 1940s
• K series engine (disambiguation)
• K-series (trains), a type of train in China

• Skoda K series, a heavy howitzer
• Sony Ericsson K series, a series of phones
• "K" series, a set of messages in the military Variable Message Format data protocol

• QI (K series), the eleventh series of quiz show QI
• K Series (TV series), a television programming block on Puthuyugam TV
• K Series, a series of bullion coins produced by Korea Minting and Security Printing Corporation

• K (disambiguation)