TC-497 Overland Train – Overland Trains

Firestone 120x48x68 Tires

The Firestone 120x48x68 tires are arguably, one of the most recognizable features on the last 3 LeTourneau Overland Trains. These…

In 1961, the Overland MkII was being fabricated and tested, prior to handing it over to the United States Army…

During my trip to Texas last week, I interviewed a man who drafted the suspension components for the Overland Train…

In the late 1950’s, the United States Army Nuclear Power Program (ANPP) was exploring a number of nuclear reactor types.…

The TC-497 Overland Train MkII was the final Overland Train produced. In early 1958, the United States Army requested a…

The Yuma Proving Ground publishes their newsletter electronically. This month, the front page topic focused on traction in the snow.…

Below, the Overland Train MkII rolls along with a Cargo Car and Power Car in Yuma, AZ. There is no…

I worked on scanning the Overland Mk II Preliminary Design, Study, and Investigation report this weekend. The report is unpublished…

The above titled report is dated December 28, 1959. This unpublished report works through some of the initial ideas for…

The Overland Trains have inspired others to make one of a kind toys and now video games. Seen below is…

In the recently acquired image below, the TC-497 Overland Mk II is shown from the front with two Army service…

R.G. LeTourneau’s TC-497, or the Overland Train MkII, never saw production outside of one unit. It was the most engineered…