Door Seal, Back Right Cargo, 78-90 Dodge B-Series (B150/B250/B350) Van, Each. Replaces OEM # 4354114. This part replaces the right rear cargo door seal on 1978-1990 Dodge B-Series vans. 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. Clips Included but not installed.