Mitsubishi Diamond Gard HD IN1378 M009T71378 Starter for International DT466 / DT530/ HT570 Navistar Maxx Force DT9 / DT10 3863010C91 5.5kw 12V

★★★★★ 4.9 115 reviews

$401.23
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Management number 213968406 Release Date 2026/04/12 List Price $160.49 Model Number 213968406
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The DP S55 starter was the first gear-reduction Class 8 starter introduced to the N.A. truck market in 1998. Setting the industry standard for over 15 years, Peterbilt, Kenworth, International, Freightliner, Volvo, and Mack have made the Mitsubishi Electric DP S55 HD Starter their standard starter of choice with confidence. Make sure to spec the DP S55 when spec’ing your new trucks – one less thing to worry about! The DP S55 is available in the aftermarket through our Diamond Gard All-Makes program, which provides coverage of nearly every truck/engine combination since 1998. Upgrade now to Mitsubishi Electric with confidence! We won’t let you down! Planetary gear reduction drive Electrical “soft-start” technology Compact/sealed nose-less design Advanced solid-link solenoid designed to eliminate contact sticking Integrated magnetic switch Sealed heavy duty ball bearings Long-life brushes Reduced weight Nearly eliminates pinion and ring gear wear Eliminates solenoid “contact sticking/welding” Water resistant Minimizes dust and debris entry Reduced maintenance/downtime Higher reliability Less downtime and lower cost per mile Ease of installation Longer life. Features – DP S55 Includes the Diamond Gard warranty - the best aftermarket warranty in the business – “If it fails - for ANY reason – we pay”. No denials. No rotatable nose housing to come apart, yet only a few part numbers cover most applications. Bullet-proof design – built to handle high start-stop applications. Exceed industry requirements for corrosion resistance, heat tolerance, and vibration. Advanced Thermal Durability design for longer life – withstands extended crank times – no OCP needed! Weighs only 29 pounds for easier installation.

  • Diamond Gard International Heavy Duty Starter IN1378
  • OE# 3863010C91
  • 1998-Current DT466 / DT530 / HT570 1998-Current Navistar Maxx Force DT9 / DT10
  • 1998-Up International Truck Applications with Navistar DT466, DT530, HT570, DT9 & DT10 Engines
  • Relay Part# 12 - 8387 Solenoid Part# 12 - 10581
Model IN1378
Voltage 12 Volts
Wattage 5.5 KW
Brand Name Mitsubishi Electric
Phase Type Cranking
Item Weight 30 Pounds
Part Number M009T71378
Manufacturer Mitsubishi Electric
Material Type Metal
Warranty Description ncludes the Diamond Gard™ warranty - the best aftermarket warranty in the business – “If it fails - for ANY reason – we pay”. No denials.
Part Interchange Info 3863010C91

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