KiwiRail launches first DM class locomotive into service, New Zealand August 7, 2025 | Asia Pacific News, News KiwiRail has launched its first new Diesel Mainline (DM) class diesel–electric locomotive into commercial service on the Christchurch–Timaru route. The locomotive is part of a 66-unit order being supp... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password