W series or W-series may refer to: Transportation. Dodge W series, 4x4 versions of Dodge D series. GMC W series or Chevrolet W series, versions of the Isuzu Elf trucks. Kawasaki W series, motorcycles. Technology. Sony Vaio W series, netbook computers. Sony Walkman W Series, wearable MP3 players; see List of Sony Walkman products. Sony Ericsson W series, Sony Ericsson Walkman phones. ThinkPad W series, Lenovo laptop computers. W series (satellites), geosynchronous communication satellites. Other uses. W Series (championship), single-seater racing championship. See also.
https://en.wikipedia.org/wiki/W_series