Piaggio Vespa ET4 125 Alternator
New, used, or aftermarket – from sellers across Europe.
Parts availability
This part appears to be widely available.
Estimated price range
Widely available Limited Hard to find
Last updated: 26.10.2026, 22:44
Alternator for your Piaggio Vespa ET4 125?
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Prices from recent listings
| Source | Condition | Price (approx.) | Last seen |
|---|---|---|---|
| eBay | New | 36.90 € | 2026-10-26 |
| eBay | New | 131.54 € | 2026-10-26 |
| eBay | New | 36.90 € | 2026-06-30 (older price) |
| eBay | New | 39.90 € | 2026-06-30 (older price) |
| eBay | New | 43.95 € | 2026-06-30 (older price) |
| eBay | New | 67.61 € | 2026-06-30 (older price) |
| eBay | New | 94.00 € | 2026-06-30 (older price) |
| eBay | New | 94.90 € | 2026-06-30 (older price) |
Indicative values only – current prices may vary.
Price comparison: Alternator
Current median for the Piaggio Vespa ET4 125: 80.80 €.
Median across all motorcycle models: around 96 €. This model is 15% below that and cheaper than 60% of the models compared.
Median across Piaggio motorcycle models: around 61 €. This model is 30% above that and more expensive than 65% of the models compared.
Compares the medians of the most recent offers found for each model.
Find Piaggio Vespa ET4 125 parts online
hank's free AI report searches specialized shops for Piaggio Vespa ET4 125 parts, including Piaggio Vespa UK, SuzukiParts.co.uk & Louis Moto.
About this part
The alternator on your Vespa ET4 125 charges the battery and powers the electrics while the engine runs. A failing alternator causes dimming lights, a dying battery and eventually a vehicle that won't start.
Frequently asked questions
What should I check when ordering a replacement alternator for the Piaggio Vespa ET4 125?
Match the exact engine code and the model year of your Vespa ET4 125, as alternators differ in output (amps) and mounting. Check whether the pulley is included or needs to be transferred.
Is a remanufactured alternator a good option?
Yes – remanufactured alternators are tested to OEM specs and are often significantly cheaper than new. They're a reliable and economical choice for most vehicles.
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