DVSA Statistics
1989 Bentley Unclassified
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1989 Bentley Unclassified (only 10 tests in our DVSA dataset), so these figures are a rough guide. We still highlight common failure items below so you can check before your MOT.
Pass Rate
Based on 10 DVSA anonymised MOT tests · About this data
Pass Rate
80%
Higher than average
Limited data available for this model; results may be less representative.
Top Failure Reasons
Common MOT failures for this model
Parts Available
Brakes are a common wear item.
Based on DVSA statistics from 10 recorded tests.
Pre-MOT Checklist for 1989 Bentley Unclassified
Based on common failure points for this model, check these items before your MOT:
- 1
Test brakes for effectiveness, pull, and unusual noises when driving
Brakes – Common fail on this model
- 2
Check tyre tread depth is at least 1.6mm across the central 3/4 of the tyre
Tyres – Common fail on this model
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Frequently Asked Questions
Is a 1989 Bentley Unclassified likely to fail its MOT?
Based on DVSA statistics, the 1989 Bentley Unclassified has a 80% MOT pass rate. This is above average, indicating good reliability for a vehicle of this age.
What are the most common MOT failures on a 1989 Bentley Unclassified?
The most common MOT failure reasons for a 1989 Bentley Unclassified are: body, cab or chassis excessively corroded at a mounting point, brake pipe damaged or excessively corroded, braking effort not recording at any wheel. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1989 Bentley Unclassified fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: body, cab or chassis excessively corroded at a mounting point, brake pipe damaged or excessively corroded, braking effort not recording at any wheel. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1989 Bentley Unclassifieds fail their MOT?
Around 20% of 1989 Bentley Unclassifieds fail their MOT test, meaning roughly 1 in 5 don't pass first time. The most common reasons are body, cab or chassis excessively corroded at a mounting point and brake pipe damaged or excessively corroded. Pre-checking these items can significantly improve your chances.
What should I check before my 1989 Bentley Unclassified MOT?
Before your 1989 Bentley Unclassified MOT, check these commonly-failed items: body, cab or chassis excessively corroded at a mounting point, brake pipe damaged or excessively corroded, braking effort not recording at any wheel. Most are visual checks you can do at home – look for worn tyres, test all lights work, and check for obvious damage or leaks.
Is the 1989 Bentley Unclassified reliable for MOT?
With a 80% MOT pass rate, the 1989 Bentley Unclassified performs above average compared to typical vehicles. This suggests good overall condition for a vehicle of this age.