Undecorated Drawings - EMD SD40

Selected scales:

1:18 Drawings

Model	Built	Phase	Numbers	Qty	Notes	Last modified
EMD SD40 ← →	1966-03 - 1966-04	1a3	ATSF 1700-1719	20		2022-03-21Revision history: 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch - Corrected pipe overlapping bell 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack - Corrected error with 4th handrail stanchion from rear 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-21 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points - Horn manifold and back cap dimensions

EMD SD40 ← →	1971-10 - 1971-11	2c	BN 6300-6324	25		2022-03-29Revision history: 2017-03-19 - Added cab door stops 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2018-02-25 - Removed ballast plate above fuel tank 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-29 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points - Horn manifold and back cap dimensions

EMD SD40 ← →	1967-10 - 1968-04	2a3	CBQ (CS) 875-887	13		2023-01-24Revision history: 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack - Corrected error with 4th handrail stanchion from rear 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-29 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points - Horn manifold and back cap dimensions 2023-01-24 - Removed end drop steps and handrail chains

EMD SD40 ← →	1966-08 - 1966-09	1a3	CGW 401-409	9		2022-03-21Revision history: 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack - Corrected error with 4th handrail stanchion from rear 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2020-12-29 - Front fuel tank support (left side) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-21 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points - Horn manifold and back cap dimensions

EMD SD40 ← →	1966-07 - 1966-08	1a3	(C.S.) CO 7450-7469	20		2022-03-21Revision history: 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2018-01-02 - Added missing section of bell 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch - Corrected pipe overlapping bell 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack - Corrected error with 4th handrail stanchion from rear 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2020-12-29 - Front fuel tank support (left side) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-21 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points - Horn manifold and back cap dimensions

EMD SD40 ← →	1967-05	1b2	(C.S.) BO 7482-7494; CO 7475-7481	13 + 7		2022-03-21Revision history: 2017-05-16 - Added missing speed recorder cable 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2018-01-02 - Added missing section of bell 2018-02-25 - Removed ballast plate above fuel tank 2018-10-05 - Updated handrail stanchions with even bottoms 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch - Corrected pipe overlapping bell 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2021-02-04 - Walkway blower duct and side handrail jog position 2022-03-21 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points - Horn manifold and back cap dimensions

EMD SD40 ← →	1969-04	2b1	(C.S.) BO 7497-7500; CO 7501-7506	4 + 6		2022-12-05Revision history: 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2018-02-25 - Removed ballast plate above fuel tank 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack - Corrected error with 4th handrail stanchion from rear 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-29 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points - Horn manifold and back cap dimensions 2022-12-05 - Added sand pipes running below walkway sideframe

EMD SD40 ← →	1970-06 - 1970-07	2b2	(C.S.) CO 7507-7526	20		2022-12-05Revision history: 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2018-02-25 - Removed ballast plate above fuel tank 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack - Corrected error with 4th handrail stanchion from rear 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-29 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points - Horn manifold and back cap dimensions 2022-12-05 - Added sand pipes running below walkway sideframe

EMD SD40 ← →	1971-03	2c	(C.S.) CO 7527-7536	10		2022-12-05Revision history: 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2018-02-25 - Removed ballast plate above fuel tank 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-29 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points - Horn manifold and back cap dimensions 2022-12-05 - Added sand pipes running below walkway sideframe

EMD SD40 ← →	1969-08 - 1970-01	2b1	GTW 5900-5920	21		2022-12-05Revision history: 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Removed extra bolt on exhaust stack housing 2018-10-17 - Removed rear numberboards 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Revised exhaust stack - Corrected error with 4th handrail stanchion from rear 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-29 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points 2022-12-05 - Added sand pipes running below walkway sideframe

EMD SD40 ← →	1970-09	2b2	GTW 5921-5929	9		2022-12-05Revision history: 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Removed extra bolt on exhaust stack housing 2018-10-17 - Removed rear numberboards 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Revised exhaust stack - Corrected error with 4th handrail stanchion from rear 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-29 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points 2022-12-05 - Added sand pipes running below walkway sideframe

EMD SD40 ← →	1967-12	2a2	IC 6000-6005	6		2022-03-29Revision history: 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Removed extra bolt on exhaust stack housing 2018-02-25 - Removed ballast plate above fuel tank 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Revised exhaust stack - Corrected error with 4th handrail stanchion from rear 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-29 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points - Horn manifold and back cap dimensions

EMD SD40 ← →	1966-10 - 1966-12	1b1	KCS 600-613	14		2022-03-21Revision history: 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack - Corrected error with 4th handrail stanchion from rear 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-21 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points - Horn manifold and back cap dimensions

EMD SD40 ← →	1966-06 - 1966-09	1a3	LN 1225-1228	4		2022-03-21Revision history: 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2018-02-25 - Removed ballast plate above fuel tank - Revised fuel gauge - Removed inner sand lines 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack - Corrected error with 4th handrail stanchion from rear 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-21 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points

EMD SD40 ← →	1969-04	2b1	LN 1229-1233	5		2022-03-29Revision history: 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2018-02-25 - Removed ballast plate above fuel tank - Revised fuel gauge - Removed inner sand lines 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack 2019-07-22 - Changed to earlier handrail stanchions (bottoms not lined up) 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-29 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points

EMD SD40 ← →	1970-04 - 1970-09	2b2	LN 1234-1248	15		2022-12-05Revision history: 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2018-02-25 - Removed ballast plate above fuel tank - Revised fuel gauge 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack 2019-07-22 - Changed to earlier handrail stanchions (bottoms not lined up) 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-29 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points 2022-12-05 - Added sand pipes running below walkway sideframe

EMD SD40 ← →	1971-05	2c	LN 1249-1258	10		2022-12-05Revision history: 2017-01-04 - Removed hand brake 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2018-02-25 - Removed ballast plate above fuel tank - Revised fuel gauge 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-29 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points 2022-12-05 - Added sand pipes running below walkway sideframe

EMD SD40 ← →	1968-05 - 1968-06	2a3	NDeM 8500-8521	22	Export (Mexico)	2022-11-08

EMD SD40 ← →	1971-11 - 1971-12	3	NDeM 8536-8575	40	Export (Mexico)	2022-12-05Revision history: 2022-12-05 - Added sand pipes running below walkway sideframe

EMD SD40 ← →	1966-05 - 1966-06	1a3	NW 1580-1609	30	High short hood	2022-03-21Revision history: 2017-05-16 - Added grabiron at top of short hood 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack - Corrected error with 4th handrail stanchion from rear 2019-08-10 - Corrected glitch in short hood headlight - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-21 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points - Horn manifold and back cap dimensions

EMD SD40 ← →	1971-05	2c	NW 1610-1624	15	High short hood	2022-12-05Revision history: 2017-05-16 - Added grabiron at top of short hood 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack 2019-08-10 - Corrected glitch in short hood headlight - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-29 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points - Horn manifold and back cap dimensions 2022-12-05 - Added sand pipes running below walkway sideframe

EMD SD40 ← →	1970-12 - 1971-02	2b2	PC 6240-6284	45		2022-12-05Revision history: 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2018-02-25 - Removed ballast plate above fuel tank 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-29 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points - Horn manifold and back cap dimensions 2022-12-05 - Added sand pipes running below walkway sideframe

EMD SD40 ← → → →	1966-02 - 1966-03	1a2, 1a3	PRR 6040-6104	65		2022-03-21Revision history: 2017-05-30 - Removed rear flag holder 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2018-01-02 - Added missing section of bell 2018-02-25 - Removed ballast plate above fuel tank 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack - Corrected error with 4th handrail stanchion from rear 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2020-12-29 - Corrected mismatched front right handrail (PRR 6040-6054) 2021-01-02 - Added MU connector on end handrails 2021-01-10 - Fuel tank height and gap from underframe 2022-03-21 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points - Horn manifold and back cap dimensions

EMD SD40 ← →	1971-04	2c	SOU 3170-3185	16		2022-12-05Revision history: 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-29 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points 2022-12-05 - Added sand pipes running below walkway sideframe

EMD SD40 ← →	1972-01	3	SOU 3186-3200	15		2022-12-05Revision history: 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-29 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points 2022-12-05 - Added sand pipes running below walkway sideframe

EMD SD40 ← ← → →	1966-01 - 1966-05	1a1, 1a2, 1a3	SP 8400-8410, 8411-8429, 8430-8478	11 + 19 + 49		2022-11-08Revision history: 2017-10-08 - Corrected minor line glitch on latches on first engine room door - Revised bottom flange of dynamic brake fans - Removed extra bolt on exhaust stack housing (SD40 right-side views) 2018-02-25 - Removed ballast plate above fuel tank 2018-11-14 - Added circular vent on top of short hood 2019-01-18 - Relocated front hood seam resulting in revised hood proportions - Front section of hood lengthened and blower duct widened by 1" - Gap from seam to middle hood doors shortened by 0.75" - Middle hood doors shortened by 0.25" - Increased height of walkway blower duct and bottom of hood doors - Corrected seam at bottom corners of long hood - Revised radiator intake grills and roof fan hatch 2019-01-23 - Relocated dynamic brakes - Revised exhaust stack - Corrected error with 4th handrail stanchion from rear 2019-08-10 - Added missing grabiron ahead of right-side battery box 2020-11-05 - Corrected line glitch in fuel filler (left side) 2020-12-21 - Revised side handrail stanchions - Increased handrail thickness - Revised radiator and dynamic brake fan dimensions and spacing - Fuel tank vent pipe (increased diameter, revised fittings) 2021-01-10 - Fuel tank height and gap from underframe 2022-03-21 - Coupler cut lever and pilot details - Corner handrail end plate / stairwell attachment points 2022-11-08 - Fuel filler

EMD SD40 ← →	1968-05 - 1968-06	2a3	SP 8479-8488	10		2022-12-11Revision history: 2022-12-11 - Air pipe routing through plow, behind steps and through underframe

Model	Built	Phase	Numbers
EMD SD40 ← →	1966-06	1a3	ASAB 506

EMD SD40 ← →	1968-04	2a3	CBQ 879-887

EMD SD40 ← →	1966-09	1a3	CRR 3000-3007

EMD SD40 ← →	1968-08 - 1969-02	2b	CRR 3008-3014

EMD SD40 ← →	1971-06	2c	CRR 3015-3024

EMD SD40 ← →	1966-07 - 1966-08	1a3	(C.S.) CO 7450-7469

EMD SD40 ← →	1967-05	1b2	(C.S.) BO 7482-7494; CO 7475-7481

EMD SD40 ← →	1969-04	2b1	(C.S.) BO 7497-7500; CO 7501-7506

EMD SD40 ← →	1970-06 - 1970-07	2b2	(C.S.) CO 7507-7526

EMD SD40 ← →	1971-03	2c	(C.S.) CO 7527-7536

EMD SD40 ← →	1970-04 - 1970-05	2b	DEEX 001-006

EMD SD40 ← →	1972-07	3	DEEX 013-017

EMD SD40 ← →	1966-02 - 1966-03	1a2	PRR 6040-6104

EMD SD40 ← →	1971-04 - 1972-01	2c/3	SOU 3170-3200

1:55 Drawings

Model	Phase	Numbers	Accuracy
EMD SD40 ← →	2c	BN 6300-6324	* Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	1a1, 1a3	CNW 867-892	* Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	1a3	CRR 3000-3007	* * Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	1a3	(C.S.) CO 7450-7469	* * Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	1b2	(C.S.) BO 7482-7494, CO 7475-7481	* Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	2b1	(C.S.) BO 7497-7500, CO 7501-7506	* Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	2b2	(C.S.) CO 7507-7526	* Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	2c	(C.S.) CO 7527-7536	* Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	1a3	GMO 901-921	* * Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	2a2	IC 6000-6005	* Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	1b1	KCS 600-613	* Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	2b1, 2b2	KCS 614-627	* Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	2c	KCS 628-636	* Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	2b2	PC 6240-6284	* Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	1a2, 1a3	PRR 6040-6104	* * Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	1a1	SP 8400-8427	* Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	1a3	SP 8428-8478	* * Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	1a3	UP 3000-3039	* * Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	1b1	UP 3048-3082	* Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	2c	UP 3083-3122	* Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

EMD SD40 ← →	1a3	WM 7470-7474	* * Accuracy legend for 1:55 drawings: * * 2007-2008 drawings (mostly accurate) * * 2005-2007 drawings (generally accurate) * 2000-2004 drawings (not dimensionally accurate)

Undecorated Drawings - EMD SD40

1:18 Drawings

1:36 Drawings

1:55 Drawings