The Case IH 87626676 is a genuine OEM Engine Control Unit (ECU) designed for precise engine management in various Case IH Farmall A and JX series tractors. This critical component ensures optimal performance, fuel efficiency, and emissions control by managing engine parameters. It is a direct replacement part, ensuring compatibility and reliable operation for models including Farmall 100A, 110A, 120A, 140A, and JX100, JX110, JX120, JX130, JX140.