League table/SILK
Make report · 2005–2025
SILK
91.6%
first-time pass rate
3.2%
failed outright
308
MOT tests, 2005–2025
What fails a SILK
failure defects across all SILK models · advisories excluded
lighting and signalling is SILK's most common failure — 1% of all SILK tests record one.
| Component group | Share of defects | % of tests | Worst offenders |
|---|---|---|---|
| lighting and signalling |
|
1 | see ranking |
| brakes |
|
1 | see ranking |
| steering and suspension |
|
1 | see ranking |
| fuel and exhaust |
|
0.3 | see ranking |
| tyres and wheels |
|
0.6 | see ranking |
Top failure groups aggregated across every SILK model, 2005–2025. "% of tests" = share of the make's tests recording at least one defect in that group.
SILK models, ranked by test volume
1 models with ≥ 100 normal tests, 2005–2025
| Model | Pass rate | Pass % | Fail % | Median miles | Tests |
|---|---|---|---|---|---|
| 700S |
|
91.9 | 2.7 | 15,158 | 185 |
Normal tests only. Median miles is odometer reading at test where recorded. Source: DVSA anonymised MOT results, 2005–2025.