Alternator: 24V, 90A – 600-861-9121

This product page brings together the key catalog identifiers for Alternator: 24V, 90A: part number 600-861-9121 and its listed Komatsu engine/application fitment. These identifiers are intended to make part-number searches and application checks easier before purchase.

Komatsu Fitment Overview

Catalog data currently associates this product with 3 listed Komatsu engine/application references. Examples include S4D155-4, S6D155-4, SA6D155-4.

Compatible Engines / Applications

• S4D155-4
• S6D155-4
• SA6D155-4

Product Details

• Item: Alternator: 24V, 90A
• Part Number: 600-861-9121
• Brand / Application Reference: Komatsu
• Catalog Specification: As stated in the product name
• Listed Applications: 3

Service and Replacement Notes

For sensors, switches, solenoids, starters, alternators, and related electrical parts, use the catalog number as the primary reference. Confirm the complete application code because similar-looking electrical components may not be interchangeable.

Before Ordering

Before ordering, compare 600-861-9121 with the number on the original part or with trusted service information. Also verify the full engine or machine designation, including suffixes, series codes, and size references where applicable.