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M105R2501SE - Heavy Duty Starter Motor

  • 3D Photo
    M105R2501SE 3D Photo
  • Front Photo
    M105R2501SE Front Photo
  • Rear Photo
    M105R2501SE Rear Photo
  • Side Photo
    M105R2501SE Side Photo
  • Front Dim Drawing
    M105R2501SE Front Dim Drawing
  • Rear Dim Drawing
    M105R2501SE Rear Dim Drawing
  • Side Dim Drawing
    M105R2501SE Side Dim Drawing
  • Output Curve
    M105R2501SE Output Curve
  • Wiring Diagram
    M105R2501SE Wiring Diagram
  • Label
    M105R2501SE Label
Product Specifications
Spec Value
Item number M105R2501SE
Sales number M105601
Series number M105
Notes Rotateable Nose
System voltage 12
kW 5.0
Mounting style SAE1
Dimensions in MILLIMETERS
Housing coating RAW
UL Approved No
Pinion teeth 12
Pinion pitch 10/12
Pinion OD 37.23
Pinion at rest 47.5
Span over 2 teeth 12.5
Flange type SAE J542 Type 1
Flange image
Switch position -41°
Helper Relay 45
Ignition terminal M5
Battery terminal M12X1.75
Ground terminal M12X1.75
Wetclutch Yes
Overcrank Protection No
Region Priority / Status
USA / Canada Low (C)
United Kingdom / Europe Limited (W)
Technical Bulletins
Title / Link Description
Titan 105 starter 12V wiring diagram Wiring diagram for the Titan 105 12V starter motor.
TSB-1113_M105R 12V_Wiring.pdf (1 mb)
TSB-1158_M105R_M110R_Rotate_Flange_Relay.pdf Rotate flange and relay procedure
TSB-1158_M105R_M110R_Rotate_Flange_Relay.pdf (306 kb)
Parts Breakdown
Title / Link Description
Titan 105 Service Parts List Service Parts list for Titan 105 starter motors
SP1019-M105R-service-parts-list.pdf (916 kb)
Title / Link Description
M105 Starter Motors 12V M105 12volt starter motors for diesel engines up to 11 liter.
FL1208_M105_starter_12V.pdf (952 kb)
School Bus Informational Flyer Severe Duty Alternators and Starters that apply to the school bus applications
School_Bus_Application_FL1212.pdf (1.1 mb)
Titan 105 Starter Sell Book The Sell Book provides detailed information about the 12 volt and 24 volt models of the M105 starter motors. Sell Books are geared toward sales representatives, providing details on advantages of the M105 starter over competitive products.
PP1257_Titan105_Series_Sell_Book.pdf (4.2 mb)
Numbers Our Customers Use
CompanyPart number
Cross Reference Numbers
CompanyPart numberComment
DELCO REMY 10461301  
DENSO 228000-5850 VERIFY FIT - M105 = 13.66" LG
DENSO 428000-1600  
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