OER Parts offers a wide selection of Battery Accessories for your 1939 Ford 1/2 Ton Pickup. OER Parts offers 1939 Ford 1/2 Ton Pickup Battery Tender, 1939 Ford 1/2 Ton Pickup Battery Managment System, 1939 Ford 1/2 Ton Pickup Dual Battery System Controller Set, and 1939 Ford 1/2 Ton Pickup Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller