Home / HVAC / Furnace Blower Fan Motor Mounting Bracket B13768-57 Furnace Blower Fan Motor Mounting Bracket B13768-57Price Not Available Price may not be up-to-date. Out of Stock View Product Part Number: B13768-57 Brand: GOODMAN MFG CO. Seller: Sears PartsDirect Category: HVAC Possible Matches$19.28Goodman B13768-57 Furnace Blower Fan Motor Mounting Bracket Genuine... Description This blower fan motor mounting ring (part number B13768-57) is for furnaces. Shut off the electrical power supply to the furnace before installing this part. Wear work gloves to protect your hands.