Upgrade or replace with confidence using this Aftermarket outlet valve set. Compatible with models including 6230PR, 6320, 6330PR, 6420, 6420S, 6430PR, 6520, 6530PR, 6534PR, 6620, 6630PR, 6820, 6830PR, 6920, 6920S, 6930PR, 7430PR, 7530PR, 7630, 7720, 7730, 7820, 7830, 7930. Interchangeable with OEM John Deere part number(s): RE518081, RE557891. Designed to fit John Deere equipment and built for long-lasting performance.