English: Old «Duplex» tractor used for the traction of heavy work trains in the Montréal Métro system. Traction is done through the rubber-tyred wheels and guidance is done by the retractable flanged wheels. They are capable of being operated on the street.
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Old «Duplex» tractor used for the traction of heavy work trains in the Montréal Métro system. Traction is done through the rubber-tyred wheels and guidance is done by the retractable flanged wheels. They are capable of being operated on the street.