4-8-4

Class

Original
  Railway

Numbers

Builder

Built
  Date

Retired
   Date

Cylider
  Size

Wheel
  Diameter

Boiler
  Pressure

Tractive
  Effort

U-2-a
drawing

Canadian National

6100-6119

CLC

1927

1955-1961

25.5 x 30

73 inch

250 PSI

50,785 LBS

U-2-b/c/d/e
drawing
drawing

Canadian National

6120-6179

MLW

1927-1940

1958-1961

25.5 x 30

73 inch

250 PSI

56,785 LBS

U-2-f
drawing

Canadian National

6180-6189

CLC

1940

1960-1961

25.5 x 30

73 inch

250 PSI

56,785 LBS

U-2-g/h
drawing
drawing

Canadian National

6200-6264

MLW

1942-1944

1960-1961

25.5 x 30

73 inch

250 PSI

56,785 LBS

U-3-a/b
drawing
drawing

Grand Trunk Western

6300-6336

Alco

1927

1959-1961

26.6 x 30

73 inch

250 PSI

60,175 LBS

U-4-a
drawing

Canadian National

6400-6404

MLW

1936

1960-1961

24 x 30

77 inch

275 PSI

52,547 LBS

U-4-b
drawing

Grand Trunk Western

6405-6410

Lima

1938

1960-1961

24 x 30

77 inch

275 PSI

52,547 LBS