Door Seal, Back Left Cargo, 78-83 Mopar Full Size Van, Each. Replaces OEM # 4087143. Made with Metro’s SUPERsoft Sponge™—our specially formulated soft yet durable EPDM sponge rubber—to protect against the elements. SUPERsoft rubber features microcell technology which provides even compression and sealing so you won’t have to slam your doors to shut them. Features sturdy nylon mounting pins properly spaced for an exact fit replacement.