The Isuzu 1136715160 is a genuine OEM 6-rib water pump drive belt, precisely engineered for Isuzu 4HK1 and 6HK1 engines. Measuring 1160 mm in length and 21 mm in width, this belt ensures efficient power transmission to the water pump, crucial for maintaining optimal engine cooling and preventing overheating. It is a direct fit for a wide range of John Deere and Hitachi excavators that utilize these Isuzu engines, providing reliable and durable performance in demanding heavy-duty applications.