As an Amazon Associate I earn from qualifying purchases.Updated: March 19, 2026
The Side Brush on your iRobot Roomba e5 helps sweep debris into the main brush path for efficient cleaning. Over time, the bristles wear down and become less effective at collecting dirt and dust. Replacing it regularly ensures your Roomba continues to clean effectively. Delaying replacement can lead to reduced performance and potentially damage other parts.
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Function: Sweeps debris towards the main brush for efficient cleaning
Signs it needs replacing: Bristles appear flattened or frayed, brush doesn't rotate freely, noticeable decrease in cleaning effectiveness
OEM vs aftermarket: OEM parts guarantee compatibility and performance but are usually more expensive. Aftermarket options offer cost savings but always double-check compatibility reviews.
Installation: Typically involves snapping the old brush off and the new one into place. Refer to your Roomba's user manual for specific instructions.
Replacement schedule: Check your owner's manual for the recommended schedule. Replace sooner if you notice reduced performance.
Compatibility warning: always verify part number matches your exact model before ordering
Pros & Cons
Pros
✓ Restores device to original performance without buying a new unit
✓ Significantly cheaper than a full device replacement
✓ Multiple options available from OEM and aftermarket sellers
Cons
✗ OEM parts cost more than third-party alternatives
✗ Wrong part number will not fit — model verification is essential
Common Use Cases
Scheduled maintenance: replacing on the manufacturer-recommended schedule
Performance restoration after noticing reduced output or efficiency
Preventive replacement before a worn part causes secondary damage
Who Should Buy This
This replacement Side Brush is ideal for Roomba e5 owners experiencing reduced cleaning performance due to a worn brush. Extend your Roomba's lifespan and avoid buying a new device.
Not ideal for: If your Roomba e5 suffers from major malfunctions or its battery no longer holds a charge, consider replacing the whole unit.
Good to Know Before Buying
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Always confirm your exact model number (RE500010) before ordering. Part numbers vary between model variants and production years. Check the label on your device or original documentation to be sure.
Frequently Asked Questions
What is the part number for the iRobot Roomba e5 Side Brush?
The part number is 4640211. Always verify this matches your exact model (RE500010) before ordering, as similar models may use different parts.
How often should I replace the Side Brush on my iRobot Roomba e5?
Check your owner's manual for the recommended schedule. Replace sooner if you notice reduced performance.
Will aftermarket Side Brush replacements work in my iRobot Roomba e5?
Third-party parts are widely available and often cheaper than OEM. Look for listings that specifically mention compatibility with model RE500010 and check buyer reviews for fit confirmation before purchasing.
Prices change frequently. See the latest deal on Amazon.