Gehl Skid Steer Black Bucket Seat Fits 3410 4625SX 5640 6635 6640 ETC. Uni Pro Bucket Seat is a replacement bucket seat for any lawn mower to add comfort while you’re busy at work. Rugged blow molded plastic bucket frame is corrosion resistant. Ergonomical foam cushion to ensure operator comfort. Vacuum formed vinyl cover. Waterproof with central drain hole. Accepts new twist-in style operator presence switch. Will only fit the models listed if the original seat did NOT have a suspension. Gehl Skid Steers: 3410, 3635, 3640E, 3825, 3935SX, 4240E, 4625SX, 4635DXT, 4635SX, 4640, 4640E, 4640T, 4835, 4835DXT, 4835SXT, 4840, 4840E, 5240E, 5625, 5635, 5635SX, 5635SXT, 5635SXT II, 5640, 6620, 6625SX, 6635, 6635SXT, 6640, 7600. 7.50″ x 3″, 7.875″ x 7.875″, 8″ x 11.50″, 8.75″ x 11.00″, 11.25″ x 11.50″, 11.25″ 10.50″, 11.25″ x 0.69″ and 11.25″ x 12.50″. Only one operator presence switch opening in bottom of seat. Not a direct replacement for seats with TWO operator presence switches in original seat.