1998 Vauxhall Unclassified — MOT History by Age
How cars manufactured in 1998 perform at MOT as they age
Data from official DVSA MOT testing records
Compared to Average at Age 14
⚠️ 6.5% below average (12051 models compared)
How This Car Ages
Pass rate progression for the 1998 Vauxhall Unclassified as it ages.
Bar chart showing pass rate by car age from 11 to 14 years
📊 View as table
| Age | Pass Rate | Tests |
|---|---|---|
| 11 yrs | 42.4% | 231 |
| 12 yrs | 42.4% | 151 |
| 13 yrs | 57.3% | 89 |
| 14 yrs | 46.0% | 50 |
Pass Rate Trend
How the 1998 Vauxhall Unclassified pass rate changes as it ages, from first MOT to most recent.
Trend shows improving over 4 years
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| Built | Pass Rate | Tests |
|---|---|---|
| 2012 (14 yrs) | 46% | 50 |
| 2011 (13 yrs) | 57.3% | 89 |
| 2010 (12 yrs) | 42.4% | 151 |
| 2009 (11 yrs) | 42.4% | 231 |
Year-by-Year MOT Results
Common MOT Failures
Top failure categories across all test years for 1998 Vauxhall Unclassified, with age trends.
How Failures Change With Age
Comparing failure rates between the youngest and oldest test years.
| Category | At Youngest | At Oldest | Change | Trend |
|---|---|---|---|---|
| Lamps, Reflectors and Electrical Equipment | 40.3% (11 yrs) | 34.0% (14 yrs) | -6.3%
| 🟢 ↓ |
| Exhaust, Fuel and Emissions | 23.8% (11 yrs) | 18.0% (14 yrs) | -5.8%
| 🟢 ↓ |
| Brakes | 32.9% (11 yrs) | 36.0% (14 yrs) | +3.1%
| 🔴 ↑ |
| Suspension | 26.8% (11 yrs) | 26.0% (14 yrs) | -0.8%
| ⚪ — |
| Tyres | 20.3% (11 yrs) | 20.0% (14 yrs) | -0.3%
| ⚪ — |
Other Manufacture Years
Looking for the best year to buy? See the full comparison on the Vauxhall Unclassified page →
About This Data
This page shows how Vauxhall Unclassified cars manufactured in 1998 perform at MOT as they age. Data spans from 2009 to 2012, covering 521 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.