1991 Ford Mustang — MOT History by Age
How cars manufactured in 1991 perform at MOT as they age
35 years
Current Age
97.8%
Latest Pass Rate
46
Total Tests (All Years)
73,502 mi
Avg Mileage (Latest)
Data from official DVSA MOT testing records
Best vintage for Mustang
Insufficient data for same-age comparison.
How This Car Ages
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Insufficient data for this analysis
Pass Rate Trend
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Insufficient data for this analysis
Year-by-Year MOT Results
2024
97.8%
Age (yrs) 33Tests 46Avg Mileage 73,502Top Failure Brakes — 4.3%
Common MOT Failures
Top failure categories across all test years for 1991 Ford Mustang, with age trends.
Brakes
4.3%
— Consistent
Suspension
2.2%
— Consistent
How Failures Change With Age
Comparing failure rates between the youngest and oldest test years.
| Category | At Youngest | At Oldest | Change | Trend |
|---|---|---|---|---|
| Brakes | 4.3% (33 yrs) | 4.3% (33 yrs) | 0.0%
| ⚪ — |
| Suspension | 2.2% (33 yrs) | 2.2% (33 yrs) | 0.0%
| ⚪ — |
Other Manufacture Years
Looking for the best year to buy? See the full comparison on the Ford Mustang page →
About This Data
This page shows how Ford Mustang cars manufactured in 1991 perform at MOT as they age. Data spans from 2024 to 2024, covering 46 tests. Pass rates naturally decline with age as components wear.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.