Spare parts and accessories for Gaggia coffee machines: 58 mm portafilter, brew groups, ULKA pumps, three-way valves, gaskets, filters, non-pressurized portafilters for Classic, Baby, Milano, Accademia.
Search by model (Classic Pro, Baby Twin, Gaggia 14101) or code (15198, 121510001, 11027058). Questions? Contact us.
Gaggia Spare Parts Guide (Show content) (Hide content)
Portafilter and Brew Group
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58 mm Portafilter: code 15198, naked or pressurized handle.
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58 mm Brew Group: code 121510001, chrome-plated brass, group gasket 121510014.
Pumps and Valves
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ULKA EX5 Vibrating Pump: 48 W, code 11027058.
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Three-Way Valve: code 422245, automatic discharge valve.
Gaskets and Filters
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Group Gaskets: 58 mm O-ring, code 121510019.
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Boiler Gaskets: 3/4 bar silicone O-ring.
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Water Powder Filters: code 121510011, pre-infusion coffee.
Accessories
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Water Trays: rigid plastic, code 421944.
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Pressurized Portafilters: 2-piece kit.
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Pressure Gauges: code 421419, boiler pressure switch.
Common Problems and Solutions
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Slow Coffee Dripping: clogged filter or worn gasket → clean filter, replace O-ring.
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No Dispensing: faulty ULKA pump → replace 11027058, check voltage.
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Leak from Group: damaged group gasket → replace 121510019.
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Low Pressure: clogged three-way valve → clean or replace code 422245.
Most Serviced Models
Classic Pro, Baby Twin, Milano 14101, Accademia 13272. Different model? Contact us.
Recommended Maintenance
- Clean group and filters after every 200 cups.
- Replace gaskets every 6–12 months.
- Descale boiler every 3 months with specific solutions.
Gaggia is a registered trademark of Cimbali Group; citation for spare parts compatibility.
Gaggia Spare Parts FAQ
How to replace the portafilter?
Unscrew the group, remove the old portafilter, and screw in the new 58 mm portafilter until fully seated.
Noisy ULKA Pump?
Replace ULKA EX5 motor code 11027058 and check pressure leveling.
Group leaking from underneath?
Replace group gasket 121510019 and clean gasket seats.
Coffee drips out?
Clean or replace filter 121510011 and check three-way valve code 422245.
How much do spare parts cost?
Portafilter: 25-35€. ULKA Pumps: 45-70€. Gaskets: 5-10€. Valves: 15-25€. Filters: 8-15€.
