Shark Apex DuoClean AX912 Pre-Motor Filter Replacement — DIY in 10 Minutes
Replacing the Shark Apex DuoClean AX912 pre-motor filter is a DIY job of about 10 minutes. Replace it Every 3 months under normal use. Full step-by-step below.
The AX912 foam and felt pre-motor filters are reusable; rinse and reuse until the foam crumbles or the felt tears. They're distinct from the post-motor HEPA — a different part on a different schedule.
Compatible Pre-Motor Filter for the Shark Apex DuoClean AX912
“OEM” is a genuine Shark part; the rest are tested aftermarket options.
| Part | Type | |
|---|---|---|
| 4 Pack Foam & Felt Filters, 1 Pre-Motor Filter & 1 Post-Motor Hepa Filter for Shark LZ600, LZ601, LZ602, LZ602C APEX UpLight Lift-Away DuoClean Vacuum Cleaner. Compare to Part # XFFLZ600 & XHFFC600. | Aftermarket | Buy on Amazon |
| Leadaybetter Filter Replacement for Shark APEX DuoClean Lift-Away AX950 AX951 AZ1002 AZ1000 AZ1000W, 2 Black Filters, 4 Foam & Felt Filters, 1 Brush Roll, Compare to Part # XFF650 & XHF650 & 1173FT950 | Aftermarket | Buy on Amazon |
| 2 Pack Vacuum Filters Compatible with Shark APEX AX910 AX912 QU922Q DuoClean Powered Lift-Away Speed Vacuums. Compare to Part # XPRHF910 & XFF680 | Aftermarket | Buy on Amazon |
| AZ2002 Vacuum Filter Replacement Parts for Shark Vertex Duoclean Upringht Vacuum AZ2000 AZ2000W AZ2002, Compare to Part XHFAZ2000, XFFKAZ2000, 3 Filters and 6 Foam and Felt Filter. | Aftermarket | Buy on Amazon |
| Filter Brush Roller Kit Replacement for Shark APEX DuoClean Lift-Away Vacuum AZ1000 AZ1002 AZ1003 AX950 Parts,compare to part# XHF650&XFF650&1173FT950, Brushroll+Filter+2 Foam&felt Filter | Aftermarket | Buy on Amazon |
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About the Shark Apex DuoClean AX912
The Shark APEX DuoClean AX912 corded upright uses washable foam + felt pre-motor filters under the dust cup, plus a HEPA post-motor filter. This page covers the foam/felt pre-filters — the ones that clog first and cost you suction.
Step-by-Step: Replacing the Shark Apex DuoClean AX912 Pre-Motor Filter
⚠ Common mistakes on the Apex DuoClean AX912
The AX912 mistake is washing the foam and skipping the felt disc under it — the felt is what clogs. The second is refitting either while damp, which strains the motor.
✓ OEM vs aftermarket for the Apex DuoClean AX912
The foam/felt pre-filters are generic across Shark uprights, so aftermarket multipacks are great value — confirm the listing names the AX912. Keep a spare set for while one dries.
The Shark Apex DuoClean AX912 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 Shark Apex DuoClean AX912 specifically; the compatible-part list comes from our own compatibility data for this model. We are not showing prices at the moment — check the current price on Amazon.