8TEN Deck Spindle Kit 810-KSP4211N — Fits Kubota Z421/Z422 & RCK54P-400Z (52-Inch Deck) | K5579-34510 K5653-34550 K5623-34580

Direct-fit 8TEN deck spindle kit engineered for Kubota Z421, Z422 and RCK54P-400Z machines with 52-Inch decks. The spindle housing is compatible with OEM part numbers K5579-34510 and K5653-34550, while the pulley matches OEM K5623-34580. Spindle height is 7.83 Inch. Designed to enhance cutting capability and deliver more consistent, even cuts across the deck.