Media Summary: 3/23/14 on the UP Kansas Sub in Kansas City, KS. A very rare appearance by UP 6936 the only remaining DDAX40 in service. ... most powerful diesel locomotives ever built:

Union Pacific Dda40x Centennials Cajon - Detailed Analysis & Overview

3/23/14 on the UP Kansas Sub in Kansas City, KS. A very rare appearance by UP 6936 the only remaining DDAX40 in service. ... most powerful diesel locomotives ever built:

Photo Gallery

Union Pacific DDA40X Centennials Cajon Pass 6931 & 6933 RARE
Z scale Union Pacific DDA40X "Centennial" 6600HP
DD40X on Cajon Pass!!!
Union Pacific DDA40X Centennial #6936 in Freight Service on the Kansas Sub!
Union Pacific DDA40X & DD35B
The story of Union Pacific's DDA40X, the 6900s | Sunday Morning Coffee & Trains
Union Pacific DDA40X
Union Pacific 6930 Centennial DDA40X on the Move
Classic Railroad Series 352 - UP 6900 Centennials DDA40X August 1984
Starting the second engine on the DDA40X, Centennial, #6936
Bachmann DCC EMD DD40AX Centennial - Can it pull 40 cars? (EMD DDA40X)
The Rise and Fall of the DDA40X: The Largest Diesel Locomotive Ever Built
View Detailed Profile
Union Pacific DDA40X Centennials Cajon Pass 6931 & 6933 RARE

Union Pacific DDA40X Centennials Cajon Pass 6931 & 6933 RARE

Union Pacific DDA40X Centennials Cajon

Z scale Union Pacific DDA40X "Centennial" 6600HP

Z scale Union Pacific DDA40X "Centennial" 6600HP

unionpacific

DD40X on Cajon Pass!!!

DD40X on Cajon Pass!!!

DD40X on Cajon Pass!!!

Union Pacific DDA40X Centennial #6936 in Freight Service on the Kansas Sub!

Union Pacific DDA40X Centennial #6936 in Freight Service on the Kansas Sub!

3/23/14 on the UP Kansas Sub in Kansas City, KS. A very rare appearance by UP 6936 the only remaining DDAX40 in service.

Union Pacific DDA40X & DD35B

Union Pacific DDA40X & DD35B

My collection of

The story of Union Pacific's DDA40X, the 6900s | Sunday Morning Coffee & Trains

The story of Union Pacific's DDA40X, the 6900s | Sunday Morning Coffee & Trains

... most powerful diesel locomotives ever built:

Union Pacific DDA40X

Union Pacific DDA40X

Testing out a new Athearn Genesis

Union Pacific 6930 Centennial DDA40X on the Move

Union Pacific 6930 Centennial DDA40X on the Move

Union Pacific

Classic Railroad Series 352 - UP 6900 Centennials DDA40X August 1984

Classic Railroad Series 352 - UP 6900 Centennials DDA40X August 1984

Two UP 6900's in NE or WY?, Aug. 1984.

Starting the second engine on the DDA40X, Centennial, #6936

Starting the second engine on the DDA40X, Centennial, #6936

Union Pacific

Bachmann DCC EMD DD40AX Centennial - Can it pull 40 cars? (EMD DDA40X)

Bachmann DCC EMD DD40AX Centennial - Can it pull 40 cars? (EMD DDA40X)

Can this Bachmann EMD

The Rise and Fall of the DDA40X: The Largest Diesel Locomotive Ever Built

The Rise and Fall of the DDA40X: The Largest Diesel Locomotive Ever Built

The

Rare Union Pacific DDA40X 6902  Centennial hauling freight  1984

Rare Union Pacific DDA40X 6902 Centennial hauling freight 1984

UP