New South Wales K set
class of electric multiple unit operating in New South Wales, Australia
The K sets are a class of double-decker electric multiple units (EMU) that operate on the Sydney Trains suburban network in New South Wales, Australia. Built by A Goninan & Co, the K sets first entered service in 1981 operating under the State Rail Authority, and later CityRail. The first set entered service as 8 car R1 (not used for 6 car trains until 1984).
When R sets later started to include sets made up of older Comeng and Goninan stock, the newer Goninan sets were retargeted as K sets and later reduced to four cars. The carriages are of stainless steel, double deck construction and share much of their design with the older S sets.
In June 2026, the K sets were temporarily suspended from service due to vandalism and security-related concerns. The K set will receive a farewell tour from 28 September–2 October and 5 October for the Transport Heritage Expo.
Design and construction
The K sets were the first New South Wales suburban trains to be air-conditioned and have headlights.
Two orders were placed for the K sets with all manufactured between 1981 and 1985 by A Goninan & Co in Broadmeadow:
Order 1
Order 2
The first order featured low-mounted upper-deck windows, off-white and sagebrush grey interiors, and unpainted fronts, though at least one had its front painted in State Rail Authority candy livery (see picture to the left).
The second order featured higher mounted upper deck windows, yellow and mustard interiors and State Rail Authority candy livery fronts.
This brief starts where responsible research should: with the source description of “New South Wales K set” as class of electric multiple unit operating in New South Wales, Australia. Everything that follows is an evidence route, not borrowed authority.
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Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Sep 19, 2026. The linked authority identifier is Q5122981. None of the 0 selected statements returned an explicit reference. The first chronological checks are 1981, 1984, 2026 and 1985.
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This entry incorporates text from “New South Wales K set” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.