Gaggia repair guides, error codes & parts
The Classic line uses a standard 58 mm group and commercial-spec parts, which is why it stays repairable for decades. Also makes Brera and Anima super-automatics.
Gaggia replacement parts
Check the fitment chart on each part page against your model number before ordering.
| Part | OEM # | Size | Typical | Details |
|---|---|---|---|---|
| Gaggia Descaler: The 21001681 Bottle and When Universal Is Fine | 21001681 | 250 ml bottle, one descale cycle | $9-22 | Fitment |
| Gaggia Portafilter Size: 58mm and Bottomless Options | 58mm commercial standard | 58 mm basket diameter | $40-50 | Fitment |