Best Side Brush 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 side brush should be replaced Every 3-6 months — skipping this leads to Poor edge cleaning, brush not spinning.
We've tested and ranked the best options below, including which aftermarket brands actually hold up over time.
⭐ Our Pick
Scratch-free Dusting Brush Attachment Replacement Compatible with Dyson Outsize V7 V8 Cyclone V10 V11 V12 Detect Slim V15 Detect Vacuum Cleaner — Best-rated compatible option
Buy on Amazon
$19.99
Best Aftermarket
4.7★
Avg Rating
103
Total Reviews
2 Replacement Options for the Dyson Outsize
Scratch-free Dusting Brush Attachment Replacement Compatible with Dyson Outsize V7 V8 Cyclone V10 V11 V12 Detect Slim V15 Detect Vacuum Cleaner
Compatible
✓ Our Pick
Price: fairly priced
· Value score: 1.03
$19.99
Buy on Amazon
Goodsby Roller Brush Bar Replacement Part Compatible with Dyson V11 SV14 Animal Absolute Vacuum Cleaner High Torque Brushroll 970135-01, 970100-05
Compatible
Price: fairly priced
· Value score: 0.17
$19.95
Buy on Amazon
🔍 Does Your Dyson Outsize Need a New Side Brush?
Check any symptoms you're experiencing:
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Frequently Asked Questions
How often should I replace the Dyson Outsize side brush?
Dyson suggests replacing the Outsize side brush Every 3-6 months under normal use — sooner with pets or daily heavy use. Signs it's due: Poor edge cleaning, brush not spinning.
Do I need a new brush roll, or can I just clean it?
Try cleaning first: cut away hair and fibre wound around the bar and its end bearings — that revives a surprising number of 'dead' brush rolls. Replace the bar when the bristles are worn flat, it's cracked, or it stays unbalanced after cleaning.
Do I have to buy the genuine Dyson part, or will a compatible one work?
Yes — a compatible (aftermarket) side brush 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 side brush cost?
Compatible side brush options for the Dyson Outsize start around $19.95. 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 side brush?
Left too long, a worn side brush causes: Poor edge cleaning, brush not spinning. It can also strain the motor over time, so replacing it on schedule is far cheaper than a repair.