Vauxhall Signum 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: 22.09.2026, 11:37
Alternator for your Vauxhall Signum?
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In addition, sellers on hank can send you offers directly.
Prices from recent listings
| Source | Condition | Price (approx.) | Last seen |
|---|---|---|---|
| eBay | New | 112.79 € | 2026-05-27 (older price) |
| eBay | New | 109.99 € | 2026-05-27 (older price) |
| eBay | New | 192.63 € | 2026-05-27 (older price) |
| eBay | New | 157.89 € | 2026-05-27 (older price) |
| eBay | New | 88.86 € | 2026-05-27 (older price) |
| eBay | New | 107.99 € | 2026-05-27 (older price) |
| eBay | New | 140.28 € | 2026-05-27 (older price) |
| eBay | New | 112.00 € | 2026-05-27 (older price) |
Indicative values only – current prices may vary.
Find Vauxhall Signum parts online
hank's free AI report searches specialized shops for Vauxhall Signum parts, including MM-Opelparts, MatchingNumber & APD.
About this part
The alternator on your Signum 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 Vauxhall Signum?
Match the exact engine code and the model year of your Signum, 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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