The White Pass and Yukon Route Class DL-535E (sometimes known as the MLW-Worthington Model Series C-14) is a series of narrow-gauge diesel locomotives that were custom-built by the Montreal Locomotive Works of Montreal, Quebec in Canada between 1969 and 1971 for the White Pass and Yukon Route (WP&Y) in Skagway, Alaska.

[7] In 1992, Units #102 and #105 were both severely damaged and burned beyond repair in a roundhouse fire in Skagway, Alaska and later scrapped as a result.

1201 and 1202, which were both custom-built by the now-defunct Motive Power and Equipment Solutions, Inc. (MP&ES) of Greenville, South Carolina sometime between 2018 and 2020, having both been rebuilt from two former Tri-Rail EMD F40PHL-2 type diesels.

111, 112, and 113 were eventually sold in 1991 to the United States Gypsum Corporation in Plaster City, California while No.

On November 11, 2023, the Cumbres and Toltec Scenic Railroad (C&TS) announced in a commission meeting that they would acquire No.