Built 1980 as C-GDIW. Delivered to ACES as HK-2548X in November 1980 and later re-registered as HK-2548. Sold to ADA Aerolínea de Antioquia in September 2004. Withdrawn by 2014 and stored at Medellín (SKMD / EOH) before being sold Ikhana Group as N904RT in December 2017. Dismantled as shipped to Murrieta CA in October 2017 and rebuilt as a Twin Otter X2.