Starter Motor 209-8423 for Caterpillar D6R D6T D7R D8R D8T D9T 24M 583T
ITEM NO:STG93805

Starter Motor 209-8423 for Caterpillar Heavy Equipment

This high-performance Starter Motor (Part No. 209-8423) is a heavy-duty 24V electric starting unit designed for reliable performance on Caterpillar construction and earthmoving machines. Built to meet or exceed OEM standards, it delivers powerful starting torque and long-lasting durability in the toughest working environments.


⚙️ Specifications

  • Part Number: 209-8423

  • Voltage: 24 Volts

  • Power: 11 kW

  • Teeth: 11

  • Starter Type: 50MT, Heavy-Duty

  • Rotation: CW (Clockwise)

  • Condition: 100% New Aftermarket Replacement


? Applications

This starter motor fits a wide range of Caterpillar machines, including dozers, graders, and pipelayers:

  • Dozers: D6R, D6R III, D6R STD, D6T, D7R XR, D8R, D8T, D9T

  • Motor Grader: 24M

  • Pipelayer: 583T

Ideal for use in heavy construction, mining, and industrial applications.


? Replaces OEM Part Numbers

  • Caterpillar: 209-8423

  • Delco Type: 50MT

Compatible with original battery and wiring groups such as 227-1229 Battery & Wiring GP.


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