I have relied on Appliance Factory Parts for parts in the past and have been satisifed with thier ability to ship quickly and acurately.
Blower assy complete dm4800, fd450, bd40
Blower assy complete dm4800, fd450, bd4000 down **oversized item shipping cost about $134 included in price of item**if being picked at warhouse give $134 discount from retail price.
Buy this part and as many parts as you like and pay only $9.99 shipping, within the Contiguous United States.