| The 2300 class are former 1550 and 2400, 2450 and 2470 class locomotives that were rebuilt between 1997 and 2002. The rebuilds included new cabs, Dash 2 electronics and the replacement of the roots blower supercharger with a turbocharger. In 2007 seven were allocated to Queensland Rail's Australian Railroad Group subsidiary and transferred to Western Australia as the DFZ class. Powered by a EMD 12-645E3C the DFZ class reaches 100kph / 60mph. |