Good condition.Wiring and connector are good.No evidence of heat or burn-out.Not tested.Hi-Power part number: RS21.Honda part number: 31400-371-003.Fits Honda:GL1000 GOLDWING 1975-79GL1000 GOLDWING LTD 19761975-79 Honda GL1000 Goldwing 12V Regulator 31400-371-003 Product Code: gl1000rg Brand: Honda Product Condition: Used weight: 224.0g