| Downer EDI Rail GT46C-ACe | 
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| Aurizon GWA008, CLF5, CLP8, GWA010 on 5DA2 at Mallala | 
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| | Performance figures | 
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 | Maximum speed | 115 km/h (71 mph) | 
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 | Power output | Gross(BHP): 4,500 hp (3,356 kW) Net(THP): 4,300 hp (3,207 kW)
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 | Tractive effort | Starting: 600 kN (134,885 lbf) Continuous: 520kN@19km/h
 (116,900lbf@11.8mph)
 | 
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The GT46C-ACe is a model of Australian diesel-electric locomotive designed and built by Downer Rail at its Cardiff Locomotive Workshops using Electro-Motive Diesel components until 2014, with later units built in Muncie, Indiana.