John Deere 550 XUV and 550 S4 Clear Full Windshield. Our Polycarbonate Full Windshield is Built to the Highest Quality. Windshield Features 1/4 inch Thick Polycarbonate For Durability and Stability. One inch Upper Lip also adds Stability. Contoured To Hood With Full Length Rubber Seal. Windshield Mounts Securely Using Rubber Cushioned Stainless Clamps and Stainless Hardware. Installs easy and Looks Great!