World Map Image

- Home

- Alternators

- Starter Motors

- Brochures
   - Alternators
   - Mixed Products
   - Starter Motors

- Cross Reference

- Application Guide

- Parts Breakdowns

- Contact Us

- Subscribe
    - Edit my profile

try the forum Got a question?

-Got a minute?
   - Take a survey
Get Adobe Acrobat
We make extensive use of Adobe© Acrobat© files on this website. It's Free!, just click on the link above to download.

M81R2502 - Heavy Duty Starter Motor

  • Front Dim Drawing
    M81R2502 Front Dim Drawing
  • Rear Dim Drawing
    M81R2502 Rear Dim Drawing
  • Side Dim Drawing
    M81R2502 Side Dim Drawing
  • Output Curve
    M81R2502 Output Curve
  • Wiring Diagram
    M81R2502 Wiring Diagram
Product Specifications
Spec Value
Item number M81R2502
Sales number M81302
Series number OTHER SM CHINA
System voltage 12
kW 2.5
Dimensions in MILLIMETERS
Housing coating RAW
UL Approved No
Pinion teeth 10
Pinion pitch 8/10
Pinion OD  
Pinion at rest 20
Span over 2 teeth 15.67
Flange type SAE J542 Type 1
Flange image
Switch position  
Helper Relay  
Ignition terminal 50
Battery terminal M8
Ground terminal  
Wetclutch No
Overcrank Protection No
Region Priority / Status
USA / Canada Limited (W)
United Kingdom / Europe Low (C)
Title / Link Description
Truck Application Alternators and Starters Alternators and starter motors for truck applications- UK
PP4039_Truck App Ref Guide-web.pdf (3.6 mb)
<< Go Back Comments / Suggestions print icon Print friendly page

Product Search