Greenheck 335665 Blower Wheel 321042-401 Field-mountable design reduces labor costs

Field-mountable design reduces labor costs and minimizes HVAC system downtime during upgrades

This OEM Trane replacement gear facilitates the critical mechanical link between the drive motor and moving assembly

aligning perfectly with existing mounting brackets and wiring harnesses

Replacing it with a manual version would require the homeowner to reset it physically every time it trips

Common Questions Is this board a direct replacement for 031-02476-001

Greenheck 335665 Blower Wheel 321042-401 Field-mountable design reduces labor costsThe Greenheck 335665 Blower Wheel is a critical replacement component designed for high performance air movement in centrifugal fans and utility sets. This forward curved blower wheel features a 12. 125 inch diameter and a 9 inch width, engineered specifically for Greenheck G series and GB series fans. Constructed from heavy duty galvanized steel, it ensures dynamic balance and optimal airflow stability under high static pressure conditions. As a