New Yanmar 129A00-55800, listed by Yanmar as FILTER, FUEL (FILTER, FUEL OIL in the 4TNV88C-DHKS catalog). It is the filter in fuel filter assembly 129A00-55600. It is not the pre-filter element, which Yanmar lists separately as 129A00-55730.

Yanmar’s own parts catalogs list it on the 3TNV88C-KKEV, 4TNV88C-DHKS and 4TNV98CT-NEN, and on the 4TNV86CT-DTR before engine serial E16800. From that serial the 4TNV86CT-DTR catalog lists filter 129C00-55800 with assembly 129C00-55600 instead.

Specifications

Fits / Applications

• Yanmar 3TNV88C, listed in Yanmar’s parts catalog for the 3TNV88C-KKEV (fuel filter assembly 129A00-55600)
• Yanmar 4TNV88C, listed in Yanmar’s parts catalog for the 4TNV88C-DHKS (fuel filter assembly 129A00-55600)
• Yanmar 4TNV98CT, listed in Yanmar’s parts catalog for the 4TNV98CT-NEN (fuel filter assembly 129A00-55600)
• Yanmar 4TNV86CT-DTR before engine serial E16800 (from E16800 Yanmar lists 129C00-55800)

Replaced by 129A00-55800-HD: supplier and dealer parts catalogs both list 129A00-55800-HD as the replacement for 129A00-55800.

Frequently Asked Questions

Has 129A00-55800 been replaced?

Yes. Supplier and dealer parts catalogs list 129A00-55800-HD as the replacement for 129A00-55800.

Is 129A00-55800 the same as 129C00-55800?

No. They are separate Yanmar filters with separate filter assemblies, 129A00-55600 and 129C00-55600. In Yanmar’s 4TNV86CT-DTR catalog, 129C00-55800 is listed from engine serial E16800. Match the number on your old filter.

Is this the pre-filter element?

No. This is the filter in fuel filter assembly 129A00-55600. Yanmar lists the pre-filter element separately as 129A00-55730.

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