OER Parts offers a wide selection of Battery Accessories for your 1956 Dodge Truck. OER Parts offers 1956 Dodge Truck Battery Tender, 1956 Dodge Truck Battery Managment System, 1956 Dodge Truck Dual Battery System Controller Set, and 1956 Dodge Truck Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller