Heavy-duty engine V-belt designed as a direct replacement for Yanmar 3TNV, 4TNV, 3TNE, and 4TNE series diesel engines and engineered to drive the water pump and alternator with optimal grip, minimal stretch, and superior resistance to heat, oil, and continuous wear.

⚙️  Product Specifications & Identifiers

• Product Type: Engine Drive V-Belt (Water Pump / Alternator Belt)

• Primary OEM Part Number: 129052-42490 (12905242490)

• EAN / GTIN: 4260718929117 (Example EAN – update with your assigned barcode if necessary)

• Material: Synthetic EPDM Rubber with Reinforced Tensile Cords

• Condition: Brand New

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🔄 Interchangeability & Cross-Reference

Direct replacement for the following OEM and belt cross-reference numbers:

• Yanmar OEM Part Numbers: 129052-42490, 12905242490

• Legacy / Alternate Yanmar Numbers: 129052-42491, 129150-42490

• Common Industry Crosses: Gates REMF6385, Dayco 13A0980, Bando RAF3385 (Verify length prior to installation)

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🚜  Engine & Equipment Compatibility List

Fits various Yanmar multi-cylinder water-cooled industrial and marine diesel engines, including:

• Yanmar 3TNV / 4TNV Series: 3TNV82A, 3TNV84, 3TNV88, 4TNV84, 4TNV88, 4TNV94L

• Yanmar 3TNE / 4TNE Series: 3TNE84, 3TNE88, 4TNE84, 4TNE88

• Equipment Applications: Compact excavators (Takeuchi, Mustang, Yanmar Vio series), mini wheel loaders, diesel generators, skid steers, and industrial tractors.

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🛠️  Features & Performance Highlights

• High Tensile Strength: Built with low-stretch cord technology to prevent belt slippage under heavy electrical loads or high cooling demand.

• Heat & Oil Resistant: Premium rubber compound formulated to resist cracking, hardening, and degradation from engine-bay heat and oil vapour.

• Quiet & Smooth Operation: Precision-moulded profile reduces chatter, vibration, and noise across all RPM ranges.

• Direct Drop-In Replacement: Matches original pulley geometry for hassle-free installation and easy tensioning.