Skip to product information
12_43eeab85-ea98-4dbe-8993-090c976b8714 - Northline Parts

Alternator 129150-77201 YM129150-77202 For Yanmar 3TNE68 Komatsu 3D68E Engine

Write A Review
Alligator_819_x_200_px - Northline Parts

The Aftermarket Parts Specialists

$156.29
Sale price  $156.29 Regular price 

Available to Order

Usually ships in 2–4 business days.
This Alternator is a high-quality aftermarket replacement part compatible with Yanmar 3TNE68 and Komatsu 3D68E Engine and matches OEM Part# 129150-77201, YM129150-77202.
Shop at Northline Parts Best Customer Service Best Online Parts

Not sure which part fits your equipment?

Our Northline Parts team can help you find the right replacement. Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT | Live Chat: Available 24/7

Call us

I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

Product Overview

This high-performance alternator is designed to provide consistent charging for Yanmar 3TNE68 and Komatsu 3D68E engines. Built to meet rigorous standards, it ensures your machinery maintains peak electrical performance in demanding work environments.

Key Features & Performance

  • Stable Power Supply: Ensures steady voltage output to maintain battery health and power auxiliary components.
  • Heavy-Duty Construction: Built with premium internal components to resist wear and tear in industrial applications.
  • Precise Fitment: Engineered to the exact dimensions of the original part for a hassle-free installation.

Fitment & Compatibility

  • Application: Yanmar 3TNE68 and Komatsu 3D68E Engines
  • Part Number(s): 129150-77201, YM129150-77202

Technical Specifications

  • Part Type: Alternator
  • Part Number(s): 129150-77201, YM129150-77202

Frequently Asked Questions

  • Q: Is this unit a direct bolt-on replacement? A: Yes, this alternator is designed as a direct replacement with no modifications required for installation.
  • Q: Does this product meet OEM specifications? A: This is a high-quality aftermarket part built to match or exceed the performance of the original equipment.

Compatibility may vary by serial number. Verify fitment before purchase.

Customers also purchased

Keywords (Used as search references only) View IP policy.