1999 Harley Davidson Unclassified — MOT History by Age
How cars manufactured in 1999 perform at MOT as they age
Data from official DVSA MOT testing records
Compared to Average at Age 17
✅ 37.7% above average (9249 models compared)
How This Car Ages
Pass rate progression for the 1999 Harley Davidson Unclassified as it ages.
Bar chart showing pass rate by car age from 10 to 17 years
📊 View as table
| Age | Pass Rate | Tests |
|---|---|---|
| 10 yrs | 78.3% | 46 |
| 11 yrs | 74.5% | 47 |
| 12 yrs | 68.6% | 35 |
| 13 yrs | 85.3% | 34 |
| 15 yrs | 66.7% | 30 |
| 17 yrs | 91.2% | 34 |
Pass Rate Trend
How the 1999 Harley Davidson Unclassified pass rate changes as it ages, from first MOT to most recent.
Trend shows improving over 6 years
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| Built | Pass Rate | Tests |
|---|---|---|
| 2016 (17 yrs) | 91.2% | 34 |
| 2014 (15 yrs) | 66.7% | 30 |
| 2012 (13 yrs) | 85.3% | 34 |
| 2011 (12 yrs) | 68.6% | 35 |
| 2010 (11 yrs) | 74.5% | 47 |
| 2009 (10 yrs) | 78.3% | 46 |
Year-by-Year MOT Results
Common MOT Failures
Top failure categories across all test years for 1999 Harley Davidson 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 |
|---|---|---|---|---|
| Motorcycle lighting and signalling | 15.2% (10 yrs) | 5.9% (17 yrs) | -9.3%
| 🟢 ↓ |
| Motorcycle brakes | 6.5% (10 yrs) | 2.9% (17 yrs) | -3.6%
| 🟢 ↓ |
| Motorcycle fuel and exhaust | 4.3% (10 yrs) | 2.9% (17 yrs) | -1.4%
| ⚪ — |
Other Manufacture Years
Looking for the best year to buy? See the full comparison on the Harley Davidson Unclassified page →
About This Data
This page shows how Harley Davidson Unclassified cars manufactured in 1999 perform at MOT as they age. Data spans from 2009 to 2016, covering 226 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.