Porsche 911 991 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: 29.09.2026, 22:32
Alternator for your Porsche 911?
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Prices from recent listings
| Source | Condition | Price (approx.) | Last seen |
|---|---|---|---|
| eBay | Used | 113.29 € | 2026-09-29 |
| eBay | New | 362.90 € | 2026-09-29 |
| eBay | Used | 113.29 € | 2026-08-01 (older price) |
| eBay | Used | 129.95 € | 2026-08-01 (older price) |
| eBay | New | 157.69 € | 2026-08-01 (older price) |
| eBay | New | 166.99 € | 2026-08-01 (older price) |
| eBay | New | 197.05 € | 2026-08-01 (older price) |
| eBay | Used | 234.00 € | 2026-08-01 (older price) |
Indicative values only – current prices may vary.
Price comparison: Alternator
Current median for the Porsche 911 991: 241.75 €.
Median across all car models: around 160 €. This model is 50% above that and more expensive than 80% of the models compared.
Median across Porsche car models: around 220 €. This model is 10% above that and more expensive than 55% of the models compared.
Compares the medians of the most recent offers found for each model.
Find Porsche 911 991 parts online
hank's free AI report searches specialized shops for Porsche 911 991 parts, including Rare Porsche Parts, Parr & Heritage Parts Centre.
About this part
The alternator on your 911 991 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 Porsche 911?
Match the exact engine code and the model year of your 911 991, 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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