Kit de réparation de joint de cylindre de bras Caterpillar CAT 320D 398-0963 pièce de remplacement d'origine

This product is an original Caterpillar replacement boom cylinder seal repair kit, part number 398-0963, designed specifically for CAT 320D, 320D2 excavators. It includes a full set of seals, made of high-quality materials such as PU+PTFE+FKM+NBR, which are oil and heat resistant, effectively restoring the performance of the hydraulic system. Weight 0.6kg, ISO9000 certified, ensuring reliability and durability. Suitable for maintenance of construction machinery hydraulic systems, reducing downtime.