01-15-2022, 12:45 PM
All I know is when I changed out 458 to the direct drive it moves a noticeably more air on low than the old fan did.
Brad Aden
1997 Newell #458 - sold
2003 Newell #653 - sold
2007 Prevost Legendary XLII #20
Towing 2020 Grand Cherokee Summit
St. Louis, MO