New Brown Suspension Seat Cushion Set N14340 N14341 Fits Case Backhoe Model(s)One Aftermarket Replacement Brown Seat Cushion Set Fits Case Backhoe Model(s): 580K, 580SK, 580 Super K, 590, 590T Specifications: Seat Cushion (Old Style): 18" x 18. 50" x 4", Brown Cushion, Wood Core, Vinyl, Replaces: N14340 Back Cushion: 20 x 19 x 3, Old Style, Brown Cushion, Replaces: N14341 Please Note: There are more than one style of these seats that fits these models Replaces Part Number(s): N14340, N14341