EMD / GMD SD40-2

Somebody's Large Digital Image Here
Data Sheet Information Compiled by: Jean-Denis Bachand
Revised: 12 Feb. 2014 Artwork by: Jean-Denis Bachand
Engine Builder: EMD Engine: 645E3 16 cylinder
Bore & Stroke 9.02" X 10"
RPM (Maximum / Minimum) 904 / 318
Main Generator: AR10 Horsepower: 3000
Gear Ratio: 62:15 Speed: 65 mph
Trucks: HTC 6-Wheel Configuration: C-C
Traction Motor Blowers: Electrical Drive (4) Model: D77
Weight: 368,000 lbs Traction Motors: Six
Tractive Effort (starting) 115,000 lbs @31.5% Tractive Effort (continuous): 82,100 lbs @ 11 mph
Multiple Unit Capability: Yes Dynamic Braking: Yes
Auxilary Generator: Delco A8102 Alternator: GMD14
Air Brake: Westinghouse Model: 26L
Compressor: Gardner-Denver Model: WBO
Quantity Built: 3957 Dates: 1/1972 to 2/1986
Somebody's Large Digital Image Here
Artwork by Jean-Denis Bachand
Exterior Dimensions SD40-2
Total Length 68'-10"
Wheel Diameter 40"
Truck Wheel Base 13'-07"
Height to Top Engine Hood 15'-01.2"
Height to Top Cab 14'-08.7"
Cab Width 10'-00"
Top of Walkway ??
Engine Hood Width 7'-00"
Distance between truck centers 40'-00"
Locomotive Wheel Base 53'-07"
Minimum Turning Radious 30 degrees
- -
Fuel Oil: 3200 Lubricating Oil: 395
Engine Cooling Water: 275 Sand Capacity: 56 cu. ft.
Somebody's Large Digital Image Here
Artwork by Jean-Denis Bachand
Reference Sources:
  • Diesel Locomtoives, Vol.2, by Bob Hayden
  • Illustrated Treasury of GM Locomotives, by James W. Kerr
  • Diesel Locomotives, The First 50 Years by Louis A. Marre
  • The Second Diesel Spotter's Guide, by Jerry A. Pinkepank
  • "Early Diesel and Electric Locomotives," Rail Heritage Publications
  • Diesel & Electric Locomotive Specificiations, 1981 by F.K. Hudson
  • Train Shed Cyclopedia, Vol. 20, 58, 60, 64, 80

Thanks go to the following contributor(s) for corrections: Sebastien Kieffer and Dustin Smith.

Back to Data Sheets Index

Back to BLW Power