1981-87 GM Astro Roof - Moon Roof seal kit. Includes glass and pan seal. The glass seal easily installs around the glass. The larger pan seal is designed to keep any water that may reach the pan from leaking. Kit replaces GM #20062590 Glass & #20162930 Pan for G Body, and GM #20063020 Glass & #20063026 Pan for your B C D & E Body. Retails for $229.