OER Parts offers a wide selection of Battery Accessories for your 1985 Buick Somerset Regal. OER Parts offers 1985 Buick Somerset Regal Battery Tender, 1985 Buick Somerset Regal Battery Managment System, 1985 Buick Somerset Regal Dual Battery System Controller Set, and 1985 Buick Somerset Regal Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller