24V 4.5kW OSGR Starter Motor 428000-1830 600-863-4210 – Fits Komatsu WA120 WA180 WA250 WA253 Wheel Loaders & Cummins 5.9L B-Series

Product Description

This high-performance 24V OSGR starter motor is designed as a direct aftermarket replacement for Komatsu wheel loaders equipped with the 4B engine and Cummins B-Series 5.9L engines (1990–1994).
Built with premium components and tested for durability, it provides reliable cold-start capability, strong cranking torque, and long service life in demanding construction and heavy-duty environments.

It replaces Denso 428000-1830 / 428000-1831 and Komatsu OEM 600-863-4210, offering a perfect fit and OEM-level performance.

✅ Product Specifications

• Voltage: 24V

• Power: 4.5 kW

• Rotation: CW

• Teeth: 10

• Starter Type: OSGR

• Condition: Aftermarket New

• Part Type: Unit

✅ Replaces the Following Part Numbers

Komatsu

• 600-863-4210

• 600863-4210

Denso

• 428000-1830

• 428000-1831

Arrowhead

• SND0754

• ND428000-1830

• ND428000-1831

Lester

• 19514

NSA

• STR-6095

✅ Applications / Fits

Komatsu Wheel Loaders (4B Engine)

• WA120 – 1997-On

• WA180 – 1997-On

• WA250 – 1997-On

• WA253 – 1997-On

Cummins Diesel Engines

• B Series 5.9L (1990–1994)