The Case IH 713660R is a genuine OEM connecting rod bearing set, specifically designed as a 1. undersize replacement part. This critical engine component ensures proper crankshaft and connecting rod function, reducing friction and wear. It is compatible with a wide range of Case IH agricultural tractors, combines, cotton pickers, forage harvesters, and industrial/construction equipment, including models from the 1066, 1466, 4500, and 9000 series. Weighing approximately 0.12 kg, this bearing set is engineered to meet original equipment specifications for durability and performance.