The Genuine Automotive V-Ribbed Belt FS12-18-381 A A3 is engineered for reliable and efficient power transmission in automotive accessory drive systems. Built to OEM-equivalent standards, this belt ensures smooth operation of key engine components such as the alternator, water pump, and air conditioning compressor, maintaining consistent performance under everyday driving conditions.
Manufactured with durable EPDM rubber and reinforced cord construction, this V-ribbed belt offers excellent resistance to heat, wear, and stretching over time. Its precision multi-rib design improves pulley grip, reduces slippage, and helps maintain stable engine operation even under load. The FS12-18-381A specification is widely used across Mazda and Ford applications, confirming its OEM compatibility.
Ideal for maintenance and replacement use, this belt provides a direct-fit solution that supports long-lasting performance, reduced noise, and efficient accessory drive operation.
Key Features
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Durable Build: Reinforced cords help prevent stretching and premature wear.
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Quiet Operation: Designed to minimize vibration and belt noise during use.
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Direct Replacement Fit: Engineered for easy installation in compatible vehicles.
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Reduced Slippage: Strong belt-to-pulley contact enhances efficiency and stability.
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V-Ribbed Construction: Multi-rib profile improves grip and ensures smooth power transfer.
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Heat Resistant Material: EPDM rubber resists high engine temperatures and thermal stress.
- OEM Specification Design: Matches original FS12-18-381A requirements for accurate fit and performance.
Specifications
- Material: EPDM Rubber
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Part Number: FS12-18-381A
- Brand: Dayco (OEM Equivalent)
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Condition: New / OEM Replacement
- Application: Engine Accessory Drive System
- Type: Automotive V-Ribbed / Serpentine Belt