Hydro-Gear 53821 - FAN 7" - 10 BLADE
Product Number: 53821
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Hydro-Gear 53821 Fan 7” – 10 Blade (OEM Genuine Hydro-Gear Cooling Fan)
The Hydro-Gear 53821 Fan is a genuine OEM 7-inch, 10-blade cooling fan designed to help maintain proper operating temperature in Hydro-Gear hydrostatic transmissions and transaxles. This fan improves airflow across the transmission, helping prevent overheating during heavy use and extending the life of internal hydraulic components.
Ideal for replacing a cracked, bent, or missing fan to restore reliable cooling and consistent drive performance.
Key Features / Benefits
✅ Genuine Hydro-Gear OEM Cooling Fan – correct fit and factory-quality performance
✅ 7” diameter fan with 10-blade design for efficient airflow
✅ Helps reduce hydrostatic transmission heat buildup
✅ Supports longer transmission life and smoother operation
✅ Perfect replacement for worn or damaged transaxle cooling fans
Common Applications
Commonly used on commercial and residential zero-turn mowers equipped with Hydro-Gear drive systems, including machines from brands such as:
Scag, Hustler, Toro, Exmark, Ferris, Cub Cadet, and more.





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