HO UP Big Boy #4001 Steam Locomotive 1941 As-Delivered with Coal Tender (BLI8350)

The HO UP Big Boy #4001 Steam Locomotive, featuring the 1941 As-Delivered configuration with a 25-C-100 Coal Tender, is a remarkable model of one of the most legendary steam locomotives in history. Known for its immense power and size, the Big Boy was engineered to tackle some of the most challenging grades in the United States, including the steep Sherman Hill that the Union Pacific Railroad needed to traverse.

This locomotive is characterized by its unique articulated design, spanning an impressive 132 feet and equipped with sixteen 68-inch diameter drive wheels. The Big Boy was forged under the rigorous demands of the UP Railroad, ultimately leading to the development of a locomotive capable of hauling a staggering 3,600 tons without the need for additional helpers. The model replicates the strong and efficient performance of the original Big Boys and is highly detailed to reflect the authentic appearance of its service years.

With a rich history of over a million miles traveled by each unit, the Big Boy has become a symbol of railroad power and innovation. This model features advanced sound and control systems as well as the precision craftsmanship that captures the essence of the original. Its design includes numerous prototypical details and operational features that enhance the authenticity of the experience for hobbyists and collectors alike.