How to Replace Hoover React UH73301 Pre-Motor Filter (Step-by-Step Guide)

⏱ ~10 minutes 🔧 No special tools 🔁 Every 3 months Verified September 2026
Quick answer

Replacing the Hoover React UH73301 pre-motor filter is a DIY job of about 10 minutes. Compatible pre-motor filters currently start at $14.99. Replace it Every 3 months under normal use. Full step-by-step below.

Compatible Pre-Motor Filter for the Hoover React UH73301

Prices pulled from Amazon and verified September 2026. “OEM” is a genuine Hoover part; the rest are tested aftermarket options.

PartTypePriceRating
Vacuum Filter Set for Hoover UH72400, UH72401, UH72402, UH72405, UH72406, UH72409, Replaces Part #440003905 & 303903001 Aftermarket $14.99 4.75★ (0) Buy on Amazon

As an Amazon Associate we may earn from qualifying purchases. Prices and availability change; the live price is shown on Amazon.

Step-by-Step: Replacing the Hoover React UH73301 Pre-Motor Filter

1
Power off
Turn off and unplug your Hoover React UH73301 before starting.
2
Access the component
Locate the pre-motor filter according to your model's user manual.
3
Remove old part
Follow the model-specific removal procedure for the pre-motor filter.
4
Install replacement
Insert the new pre-motor filter and ensure it's properly seated.
5
Test performance
Power on and confirm normal operation is restored.

⚠ Common mistakes to avoid

  • Confirm the part matches your exact model number before buying — Hoover reuses parts across lines.
  • Never wash a filter unless it's marked washable, and dry it fully (24h) before refitting.
  • Don't force the part — if it resists, check alignment before applying pressure.
  • Always disconnect power (or remove the battery) before any internal work.
🔁 How often to replace

The Hoover React UH73301 pre-motor filter should be replaced Every 3 months under normal use — sooner with pets or daily heavy use. Signs it's due: Reduced suction.

How we made this page: the steps are written for the Hoover React UH73301 specifically; the compatible-part list is pulled from our parts database and price-checked against Amazon. Last verified September 2026.