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Motor Car #7 & #8

Order Number/Date Railroad Road Number Weight Length Seat Notes
007- 3/1906 Erie #4000 (#7) 27T 55’2″ 75 100H.P., Original Cost $19668.82, Sold to UPRR, 12/1907,┬áRebuilt into T-18
008- 7/1906 UPRR #8 30T 55’2″ 49 200H.P., Original Cost $23075.51, rebuilt into T-19

U.P. #7

This is a lithograph of McKeen Motor Car #7 from a McKeen Letterhead dated Sept. 18, 1913.

McKeen Car U.P. #7McKeen Car U.P. #7, notice the motorman’s door on the right side of the motor car.

Photo Courtesy of James Ehernberger.

U.P. #7 seen here with one of the U.P. Trailer cars also built by the McKeen Motor Car Company.  Seen here in this 1907 scene, this car was the first McKeen Car with a center entrance and round passenger windows.

Photo of McKeen Motor Car #7

McKeen Car #7 of the Union Pacific Railroad. Courtesy of Union Pacific Historical Collection McKeen Car #7.

Photo Courtesy of the Union Pacific Museum

Motor Car #7 rebuilt as Trailer Car T-18, painted in streamline colors with M-23, M-24, and it’s sister Trailer Car T-19.

U.P. #8

Postcard of McKeen Motor Car Union Pacific 8.

McKeen Car #8, if you look closely then you will see the square windows at the back of the motor car.

Photo from an old article about the advancements of the McKeen Motor Cars.

Photo Courtesy of the Denver Public Library

M-8 with T-12, photographer in Sterling, Colorado, Just 27th, 1927

Photo Courtesy of the Union Pacific Museum

Motor Car #8 near the end of it’s life, rebuilt into Trailer Car T-19.

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If you have any questions or comments, feel free to contact Madison Kirkman, Pres. at

The McKeen Motor Car Company Historical Society is a 501 (c)(3) non-profit recognized by the I.R.S. Tax ID Number: 81-3144870