Kato N Scale 176-5625 EMD SD90/43MAC Union Pacific UP 3750 with DCC Seaboard - SBD These portal axles have a

These portal axles have a machined aluminum housing that features integrated portal boxes for strength and style

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a tire helped start an entire industry

many began looking at new equipment as well as ways to improve existing motive power

Kato N Scale 176-5625 EMD SD90/43MAC Union Pacific UP 3750 with DCC Seaboard - SBD These portal axles have aKato N Scale 176 5625 EMD SD90 43MAC Union Pacific UP 3750 with DCC Weighing in at more than 400,000 pounds and with a length in excess of 80 feet and massive 4,300 horsepower tractive effort, the SD90 43MAC is one of the heaviest, longest, and most powerful single diesel locomotives in the world. To date, there have been three production versions of the SD90MAC. The SD90 43MAC was originally designed with a 6,000hp engine in mind, but was fitted with