Best Pre-Motor Filter for Dyson Outsize: OEM vs Aftermarket Guide
Third-party replacements are available at a fraction of the OEM price, without sacrificing filtration performance. The Dyson Outsize pre-motor filter should be replaced Every 3 months — skipping this leads to Reduced suction.
We've tested and ranked the best options below, including which aftermarket brands actually hold up over time.
⭐ Our Pick
3Pack Pre Filters Replacement for Dyson - Vacuum Filter Compatible with Dyson V6 V7 V8 DC59 DC58 Replaces Part 965661 01 (3 Pack) — Best-rated compatible option
Buy on Amazon
$9.99
Best Aftermarket
4.9★
Avg Rating
8,097
Total Reviews
4 Replacement Options for the Dyson Outsize
3Pack Pre Filters Replacement for Dyson - Vacuum Filter Compatible with Dyson V6 V7 V8 DC59 DC58 Replaces Part 965661 01 (3 Pack)
Compatible
✓ Our Pick
3-Pack
$3.33 per unit when buying 3-pack
Price: budget-friendly
· Value score: 12.02
$9.99
$3.33/ea
Buy on Amazon
Replacement Filter for Dyson DC40 UP16 UP19, Post-Motor Filter and Pre-Motor Filter for Dyson Ball Multi Floor 2 Vacuum Light/Slim Ball Animal Vacuum, Part# 923587-02 & 922676-01
Compatible
Price: premium
· Value score: 2.48
$15.18
Buy on Amazon
ZXZHL Replacement Washable Pre Motor Filter for Dyson DC05, DC08, DC14, DC15 Vacuum Cleaner Motor, Replaces Part 905401-01 & 901420-02
Compatible
Price: fairly priced
· Value score: 4.14
$8.68
Buy on Amazon
Filter Replacement for Dyson DC41 DC65 DC66 UP13 UP20 UP30 Hepa Post-Motor Filter & Pre-Motor Filter, Multi Floor, Animal and Ball Vacuums Ball Animal 2 Ball Animal 3. Part#920769-01 & 920640-01
Compatible
2-Pack
$7.50 per unit when buying 2-pack
Price: fairly priced
· Value score: 3.29
$14.99
$7.50/ea
Buy on Amazon
🔍 Does Your Dyson Outsize Need a New Pre-Motor Filter?
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Frequently Asked Questions
How often should I replace the Dyson Outsize pre-motor filter?
Dyson suggests replacing the Outsize pre-motor filter Every 3 months under normal use — sooner with pets or daily heavy use. Signs it's due: Reduced suction.
Can I just wash the Outsize pre-motor filter instead of replacing it?
Often, yes — many vacuum filters are washable. Rinse under cold water only (no detergent, no hot water), squeeze gently and air-dry fully — a full 24 hours for Dyson filters — before refitting. Replace it when it won't rinse back to clean, the foam crumbles, or the pleats/mesh are damaged; a washable filter still wears out eventually.
Do I have to buy the genuine Dyson part, or will a compatible one work?
Yes — a compatible (aftermarket) pre-motor filter works well in the Dyson Outsize as long as it's made for this exact model. Look for 4.3+ stars with plenty of reviews, and confirm the listing names your exact model.
How much does a Dyson Outsize pre-motor filter cost?
Compatible pre-motor filter options for the Dyson Outsize start around $8.68. The prices in the table above are checked against Amazon regularly; multipacks usually cost less per unit.
What happens if I don't replace the pre-motor filter?
Left too long, a worn pre-motor filter causes: Reduced suction. It can also strain the motor over time, so replacing it on schedule is far cheaper than a repair.