One New Aftermarket Replacement Yellow Seat Assembly that fits John Deere Riding Mower models: X300, X300R, X304, X320, X324, X340, X360, X500 (S/N 020001 & Up), X520 (S/N 020001 & Up), X530. PLEASE REVIEW ALL PICTURES BEFORE PURCHASING. Does not come with operator presence switch, must reuse original. Please be aware of our NEW Seat Return Policy; If You Call Us to Confirm the Fit and Part Number BEFORE You Order, and then You Find that the Seat Does Not Fit, If It Is Unused, We take it Back, We Refund Your Money, 20% Restocking Fee. If You Do Not Call to Confirm the Fit Before You Order, You Will Be Responsible for the Freight Charges to Return It.