Alexander Dennis Unknown Reliability, MOT Pass Rate & Common Faults
Free Alexander Dennis Unknown car check
Is the Alexander Dennis Unknown reliable? We analysed 1,796 real MOT tests across 696 vehicles to find out.
Got a specific Alexander Dennis Unknown? Enter the reg for a free check:
The Alexander Dennis Unknown is above average for reliability based on real UK MOT data. Here's everything you need to know before buying a used Alexander Dennis Unknown.
Alexander Dennis Unknown Number Plates
Number plates registered to a Alexander Dennis Unknown. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Alexander Dennis Unknown MOT Pass Rate by Year
How likely is a Alexander Dennis Unknown to pass its MOT? Here's the pass rate for each registration year, newest first.
Alexander Dennis Unknown Problems — What Goes Wrong?
The most common reasons a Alexander Dennis Unknown fails its MOT, ranked by how often they occur. Check for these problems before you buy.
Alexander Dennis Unknown Mileage — What's Normal?
How many miles does a typical Alexander Dennis Unknown owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Alexander Dennis Unknown MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Alexander Dennis Unknown year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 2013 | 96 | 91.7% | 230,996 | 271,797 | 308,339 |
| 2011 | 75 | 94.7% | 184,722 | 410,438 | 477,576 |
| 2010 | 77 | 83.1% | 162,123 | 269,432 | 420,066 |
| 2009 | 213 | 83.1% | 43,168 | 147,655 | 279,715 |
| 2008 | 439 | 90.0% | 26,842 | 97,755 | 276,158 |
| 2007 | 261 | 89.7% | 33,106 | 133,389 | 279,381 |
| 2006 | 271 | 83.8% | 93,196 | 211,882 | 434,324 |
| 2005 | 166 | 80.1% | 34,984 | 97,697 | 253,662 |
How Long Does a Alexander Dennis Unknown Last?
Based on 696 Alexander Dennis Unknown vehicles on UK roads.
Alexander Dennis Unknown Mileage Distribution
Total mileage recorded across all Alexander Dennis Unknown MOT tests. If the car you're looking at is above the 75th percentile, it's done more miles than most.
Best Year to Buy a Used Alexander Dennis Unknown
Based on MOT pass rates across all registration years with sufficient test data.
94.7% MOT pass rate from 75 tests
80.1% MOT pass rate from 166 tests
The best year to buy a used Alexander Dennis Unknown is 2011, which has the highest MOT pass rate at 94.7% across 75 tests. The 2005 model year has the lowest pass rate at 80.1% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.
How Does the Alexander Dennis Unknown Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Alexander Dennis Unknown THIS CAR | 87.7% | 1,796 | 144,160 mi | 21 yrs |
| Maserati Grancabrio Sport Auto | 86.6% | 1,205 | 21,811 mi | 15 yrs |
| Ford Tran Connect 200 D SWB | 67.4% | 912 | 142,320 mi | — yrs |
| Mondial Hps 125 S E4 | 74.9% | 1,404 | 3,992 mi | — yrs |
| Volvo XC60 R-design Pro B5 MHEV Auto | 88.7% | 793 | 35,866 mi | — yrs |
Compared to the Maserati Grancabrio Sport Auto (86.6% pass rate) and the Ford Tran Connect 200 D SWB (67.4% pass rate), the Alexander Dennis Unknown outperforms both on MOT reliability.
Found a Alexander Dennis Unknown you like?
Run a full vehicle history check on the specific car. See finance, stolen, write-off, mileage and MOT data for that exact vehicle.
Check a specific Alexander Dennis UnknownShould you buy a used Alexander Dennis Unknown?
The Alexander Dennis Unknown has an overall MOT pass rate of 87.7% across 1,796 real MOT tests — comfortably above the UK average, which puts it among the more reliable models on UK roads.
The most common failure point is service brake: efficiency below requirements with 5 recorded occurrences. Check for this on any test drive or pre-purchase inspection.
A typical Alexander Dennis Unknown owner drives around 9,856 miles per year. If the car you're looking at is significantly above this, expect more wear on suspension, brakes and tyres. If it's well below, the vehicle may have been sitting unused — check for perished rubber, corroded discs and stale fluids.
In terms of longevity, most Alexander Dennis Unknown models stay on UK roads for around 21 years — a strong showing that suggests solid build quality and readily available parts. If you're buying one that's already approaching that window, the data suggests it has plenty of life left provided it's been maintained.
Before committing to a purchase, we recommend running a full vehicle history check on the specific car. This will reveal any outstanding finance, stolen markers, write-off history and mileage discrepancies that the seller may not disclose — and that the MOT data alone can't tell you.