As an Amazon Associate I earn from qualifying purchases.Updated: March 27, 2026
The Water Filter in your Keurig K-Classic helps remove impurities from your water, ensuring a better tasting cup of coffee. Over time, the filter becomes less effective and can even harbor bacteria. Replacing the filter regularly keeps your Keurig running smoothly and producing delicious beverages. Delaying replacement may result in reduced output, slower brewing times, or an unpleasant taste.
$13.99
Price from Amazon • As an Amazon Associate I earn from qualifying purchases.
Function: Reduces impurities in water for better tasting coffee.
Signs it needs replacing: Noticeable decrease in coffee quality, slower brewing times.
OEM vs aftermarket: Keurig (OEM) filters are generally more expensive but offer consistent performance. Aftermarket options can be cheaper, but quality and compatibility may vary. Always check reviews.
Installation: Easy installation, typically involves removing the old filter and inserting the new one.
Replacement schedule: every 2 months
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 on the every 2 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 product is for Keurig K-Classic (K55) owners who are experiencing a decline in coffee quality or brewing performance. Replacing the Water Filter can restore your machine to its original state.
Not ideal for: If your Keurig K-Classic is experiencing other, more serious issues or is significantly aged, full device replacement may be more cost-effective than individual part repairs.
Good to Know Before Buying
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Always confirm your exact model number (K55) 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 Keurig K-Classic Water Filter?
The part number is 05073. Always verify this matches your exact model (K55) before ordering, as similar models may use different parts.
How often should I replace the Water Filter on my Keurig K-Classic?
every 2 months
Will aftermarket Water Filter replacements work in my Keurig K-Classic?
Third-party parts are widely available and often cheaper than OEM. Look for listings that specifically mention compatibility with model K55 and check buyer reviews for fit confirmation before purchasing.
Prices change frequently. See the latest deal on Amazon.