The Great Western Railway (GWR) 2600 Class or Aberdare Class was a class of 2-6-0steam locomotive built between 1900 and 1907. They were a freight version of the 3300 and 4120 classes designed for hauling coal trains between Aberdare and Swindon. The class began in 1900 with a prototype, No. 33, renumbered 2600 in 1912. The rest were numbered 2601-2680 and were built between 1901 and 1907. They were withdrawn from 1934 onwards. Some were reprieved due to the Second World War, but all were withdrawn by 1949 and none has survived to be preserved.