You simply remove the existing seat by removing the pin, remove the seat switch and install the new seat and seat switch. Durable blow molded plastic frame is corrosion resistant.
Central drain hole prevents water build-up. 15.5" high-back seat which will replace both original 15.5" and 18.8 high-back seats. GT Series: GT225, GT235, GT235E, GT242, GT245, GT262, GT275. GX Series: GX255, GX325, GX335, GX345, GX355. X300 Series: X300, X300R, X304, X320, X324, X340, X360.X500 Series: X500, X520, X530. Measurement of the inside of the molded hinges are 9.17 apart.
Please note - each molded hing is 1.665 (1 5/8) inches wide. The item "John Deere 15.50 High Back Seat Fits GT225 GT235 GT245 GT255 GT325 OEM#AM131157" is in sale since Monday, August 20, 2018. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Lawn Mowers, Parts & Accessories\Lawn Mower Parts". The seller is "tractor_stuff" and is located in Renville, Minnesota. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay, Russian federation.