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Used supercar, 2017
Live market data and proprietary AI-powered price forecasting for the 2017 Porsche 911 GT2 RS. Updated weekly from thousands of active listings.
Current median price
$29,000
1 listings · avg 25k mi
60-day forecast
$22,050
AI-predicted median
Expected change
-24.0%
vs. today
Confidence
55%
forecast confidence
Median is anchored on listings averaging ~25k miles. Lower-mileage units typically trade $3,000–$5,000 above this median; higher-mileage units below it.
How 2017 Porsche 911 is tracking: CarCast forecasts a -24.0% move over the next 60 days. The broader used-car market is down 0.6% year-over-year (MUVVI) and down 1.5% on the consumer price index.
Median asking prices aggregated weekly from active dealer and auction listings.
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We refresh the 2017 Porsche 911 GT2 RSforecast every Sunday. We'll email you a short update whenever the median moves more than $500 or 2%.
| Week ending | Low (P10) | Expected (P50) | High (P90) |
|---|---|---|---|
| Oct 25, 2026 | $23,748 | $27,614 | $30,213 |
| Nov 1, 2026 | $21,649 | $26,609 | $30,644 |
| Nov 8, 2026 | $20,164 | $25,839 | $30,995 |
| Nov 15, 2026 | $18,117 | $24,305 | $30,133 |
| Nov 22, 2026 | $17,012 | $23,339 | $29,632 |
| Nov 29, 2026 | $16,422 | $22,801 | $29,583 |
| Dec 6, 2026 | $16,073 | $22,619 | $29,904 |
| Dec 13, 2026 | $15,501 | $22,050 | $29,685 |
Our model expects prices to stay roughly flat over the forecast window.
CarCast's AI-powered forecasting combines live listing prices, historical trends, regional economic indicators, and search-interest data to project where used car prices are heading. Informational analytics only — not financial advice.
Forecasts and trend classifications are informational analytics only and do not constitute financial advice or a recommendation to purchase, hold, or sell any vehicle. Individual market conditions vary.
Get price alerts, weekly market updates, and full access to 60-day forecasts for every vehicle CarCast tracks.
Segment median, alongside your existing valuation tools. The next step is a market-risk review of five vehicles — not a separate checkout.
The forecast on this page is the public 30-day median. Dealer is $199/mo for a full lot. A 90-day forecast is not published.