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Traction Motors

As it is proven historically, Locomotive Traction Motor Parts are the major contributors to maintenance expenses for railways and locomotive owners worldwide.

9 subcategories 700 parts in catalogue

As it is proven historically, Locomotive Traction Motor Parts are the major contributors to maintenance expenses for railways and locomotive owners worldwide. That is why locomotive traction motors are recognized as a never-ending nightmare among the railways and transportation industry. Getting over this significant issue demands high-quality products backed with extensive technical knowledge in the field.

Supco Canada Railway Supply can supply and manufacture brand new traction motors and armatures that interchange with EMD® D77/D78/D87/D90/D100 and D78/D87BTR Traction Motors, and GE® 761/752 AG/AH traction motors. All traction motors are made in substantial compliance with OEM specifications and used widely by the first-class railway industry. Whether it is for your EMD or GE locomotive, you need a reliable and experienced supplier for all your traction motor spare parts.

Supco Canada Railways Supply Group is a quality provider of remanufacturing services for rotating electrical apparatus for Rail and Mass Transit, including Traction Motors. With a combined experience of over half a century, our reputation is equivalent to high-quality products, dependable re-manufacturing services, and excellent customer service. We stand by a perfect practice of professionalism, integrity, and total commitment to our customers' satisfaction.

We supply high-quality, reliable, and cost-effective locomotive traction motors to our domestic and international clients by utilizing progressive technical methods and efficient manufacturing processes. We are committed to delivering professional re-manufacturing services, attentiveness to details, responsiveness to customers' requirements, and flexibility to provide effective and reliable solutions to the transit industry.

Our sales commission is not over by shipping the re-manufactured unit out of the door. We trace the locomotive traction motors and scan them to identify the reasons for failures and provide preventative maintenance solutions and a custom modification to our repair procedure to solve each client's unique problems. We also re-manufacture DC and AC traction motors, including EMD, GE, AEG, BRUSH, HITACHI, and others to OEM specification.

Note: We recognize that a wide variety of locomotive traction motor parts is no longer fully supported by the OEM. We manufacture a wide range of traction motor parts — from OEM replacements to quality that exceeds OEM design. All types meet OEM specifications and can be customized to your requirements.

What We Supply

Frame Fabrication
Casting and complete CNC machining of the traction motor frame to OEM-interchangeable dimensional tolerances.
Coil Manufacturing
Manufacturing main and interpole coils with Silicone or Mica insulation technology for long service life.
Armature & Commutator
Manufacturing armature laminations, coil supports, shafts, and commutators — including complete armature winding.
Assembly & Testing
Manufacturing all bearing parts; full assembly and examination of complete traction motors to OEM specifications.
ISO 9001:2015 · Certified QMS
Full quality traceability documentation with every shipment. View certification →
Compatible Models: EMD® D77B / D78B EMD® D78/D87 BTR EMD® D87 / D87B EMD® D90 EMD® D100 GE® 752 AG/AH GE® 761A Series

What We Manufacture

  • Fabrication of the Frame — Casting and complete CNC Machining
  • Manufacturing the Main and Interpole Coils with Silicone or Mica Technology
  • Manufacturing Armature Laminations, Coil Supports, Shafts, Commutators
  • Complete winding of the Armature
  • Manufacturing all traction motor bearing parts
  • Assembly and examination of Traction Motors to OEM Specifications
Traction motor frame — 1920×1080
Traction motor armature assembly
Traction motor installed on locomotive axle

Notable Locomotive Traction Motor Specifications

EMD® D77
Renowned traction motor from Electro-Motive Diesel.
Gear Ratio 58 : 19
Turns / Coil 16
Rated Voltage 550 V
Rated Current 1,065 A
EMD® D78
Similar to D77 with differently sized copper conductors for better heat dissipation.
Gear Ratio 58 : 19
Turns / Coil 16
Rated Power 700 HP
GE® 752
Manufactured by General Electric — widely used across GE C-series platforms.
Rated Power 750 HP @ 1,040 RPM
Rated Power 800 kW
Rated Voltage 750 V
Rated Current 1,150 A
EMD® D87
Available in D87 and D87BTR variants for high-horsepower EMD® platforms.
Gear Ratio 62 : 15
Rated Power 830 HP

Can't find the part you need?

We can source or manufacture virtually any traction motors component. Contact us with your OEM part number.