The New Holland 9601666 is a genuine OEM V-Belt designed for the fan and alternator drive system in various New Holland agricultural tractors. This durable belt measures 12.7 mm in width and 1400 mm in effective length, ensuring optimal power transmission and reliable operation. It is a critical component for maintaining proper engine cooling and electrical system charging across compatible New Holland T4, TD5, and T5 series models, including T4.75, T4.85, T4.95, T4.105, T4.115, TD5.65, TD5.75, TD5.85, TD5.95, TD5.105, TD5.115, T5.95, T5.105, T5.115, T5.120, T5.100, and T5.110.