| Posted by James Belmont on December 13, 2008 | |
Wow, a rare to the extreme power consist on the old D&RGW Tennessee Pass line.
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| Posted by Raul on January 16, 2023 | |
Actually the CN GP40s had PTC, which CN pioneered before the GM Super Series wheel slip system.
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| Posted by Chris Nuthall on January 13, 2026 | |
Thanks Raul, noted and sorry for the late reply!
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