LG Electronics 4839JJ2005B Refrigerator Water Tank Assembly LG Electronics part number 4839JJ2005B Refrigerator water tank assembly For use with the following LG Electronics models: LRFD25850SW, LRFD25850TT, LRFD25850WW, LRFD21855ST, GRF218JSTA Refer to your manual to ensure ordering the correct, compatible part