As an Amazon Associate I earn from qualifying purchases.Updated: March 27, 2026
The Gasket in your Breville Infuser BES840 creates a watertight seal, crucial for proper espresso extraction. Over time, the Gasket wears down, leading to leaks and reduced brewing pressure. Replacing it regularly ensures consistent performance and delicious results. Delaying replacement can result in further damage to your machine.
$7.99
Price from Amazon • As an Amazon Associate I earn from qualifying purchases.
Function: Creates a seal between the portafilter and the brewing head for proper water flow and pressure during espresso extraction.
Signs it needs replacing: Visible wear, cracks, or leaks around the Gasket area. Reduced brewing pressure or inconsistent espresso extraction.
OEM vs aftermarket: Breville OEM parts guarantee compatibility but are pricier. Aftermarket options offer affordability but require careful research to ensure fitment with your specific BES840XL model.
Installation: Generally straightforward, involving removing the portafilter, replacing the old Gasket, and reinstalling it. Consult your Breville Infuser BES840 manual for detailed instructions.
Replacement schedule: every 6 months
Compatibility warning: Always verify part number BGA8500 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 on the every 6 months replacement cycle
Performance restoration after noticing reduced output or efficiency
Preventive replacement before a worn part causes secondary damage
Who Should Buy This
This replacement Gasket is for the owner of a Breville Infuser BES840XL whose espresso machine is showing signs of decreased performance due to a worn gasket and who wants to extend the life of their machine.
Not ideal for: If your Breville Infuser BES840 has significant damage beyond just a worn Gasket or is outdated, full device replacement might be more cost-effective in the long run.
Good to Know Before Buying
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Always confirm your exact model number (BES840XL) 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 Breville Infuser BES840 Gasket?
The part number is BGA8500. Always verify this matches your exact model (BES840XL) before ordering, as similar models may use different parts.
How often should I replace the Gasket on my Breville Infuser BES840?
every 6 months
Will aftermarket Gasket replacements work in my Breville Infuser BES840?
Third-party parts are widely available and often cheaper than OEM. Look for listings that specifically mention compatibility with model BES840XL and check buyer reviews for fit confirmation before purchasing.
Prices change frequently. See the latest deal on Amazon.