39MT™: Power in a Small Package

39MT-Clocking-Starter-StoryWith its lightweight planetary gear design and high torque, Delco Remy’s 39MT heavy duty starter packs a lot of power in a small package. Even better, available in both 12 and 24 volts, it is made for almost any heavy duty truck, off- highway vehicle or transit bus—giving you one product that meets the needs of the majority of your customers.


  • Power: 7.3kW peak at 12V—highest power rating in its class
  • Sealed Noseless Configuration: Minimizes debris contamination
  • Over Crank Protection: Protects the starter from thermal damage by automatically resetting at a safe operating temperature
  • Sealed Solid Link Solenoid: Eliminates contact welding in low system voltage situations
  • Cold Temperature Performance: Exceeds the competition in peak power output at -20°C
  • Cranking Speed Performance: 30% faster than other starters on the market
  • All Makes Program: Covers virtually all makes of engines so you can consolidate your inventory to just three part numbers
Download 39MT Brochure

39MT Specifications:
  • Engine Type/Size: Diesel up to 15 L / 915 cu in (12 V), 16 L / 976 cu in (24 V)
  • System Voltage:12 or 24
  • Volts Output: 7.3 or 9.0kW
  • Weight: 30.8 lbs (14 kg)

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