The narrow gauge route of the White Pass & Yukon Railroad was originally built to bring gold prospectors at the time of the gold rush from Skagway to the interior. After the line had been shut down for a time for economic reasons, the first tourists were transported again starting in 1988 after a considerable increase in tourism.

The prototypical model of this Alco diesel locomotive has a wide variety of features, is available to order at ajckids.com and has among other things:

• Cab doors that can be opened,
• four-position selector switch for the mode of operation,
• general-purpose electrical socket with a safety feature,
• 2 encapsulated gear drives,
• 4 axles powered,
• traction tires,
• 12 electrical pickups,
• headlights that change over with the direction of travel,
• a multi-train control system decoder,
• digital electric sounds such as a horn, bell, brake sounds, etc.

The model weighs approximately 4,000 grams / 8 pounds 13 ounces.

Length over the buffers approximately 63 cm / 24-13/16".