Harley Davidson Unknown Reliability, MOT Pass Rate & Common Faults
Free Harley Davidson Unknown car check
Is the Harley Davidson Unknown reliable? We analysed 1,275 real MOT tests across 477 vehicles to find out.
Got a specific Harley Davidson Unknown? Enter the reg for a free check:
The Harley Davidson Unknown is above average for reliability based on real UK MOT data. Here's everything you need to know before buying a used Harley Davidson Unknown.
Harley Davidson Unknown Number Plates
Number plates registered to a Harley Davidson Unknown. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Harley Davidson Unknown MOT Pass Rate by Year
How likely is a Harley Davidson Unknown to pass its MOT? Here's the pass rate for each registration year, newest first.
Harley Davidson Unknown Common Faults & Problems
These are the most common serious faults found on Harley Davidson Unknown models during MOT testing — flagged as dangerous or major failures that need immediate attention.
Harley Davidson Unknown Mileage — What's Normal?
How many miles does a typical Harley Davidson Unknown owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Harley Davidson Unknown MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Harley Davidson Unknown year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 2018 | 61 | 93.4% | 3,984 | 6,026 | 10,843 |
| 2006 | 51 | 82.4% | 15,995 | 17,213 | 21,046 |
| 1996 | 51 | 88.2% | 4,094 | 8,143 | 11,098 |
| 1995 | 62 | 75.8% | 2,672 | 6,792 | 10,329 |
| 1991 | 56 | 85.7% | 10,388 | 15,246 | 24,169 |
| 1989 | 76 | 84.2% | 7,871 | 18,953 | 32,554 |
| 1988 | 53 | 88.7% | 861 | 2,033 | 20,572 |
How Long Does a Harley Davidson Unknown Last?
Based on 477 Harley Davidson Unknown vehicles on UK roads.
Harley Davidson Unknown Mileage Distribution
Total mileage recorded across all Harley Davidson 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 Harley Davidson Unknown
Based on MOT pass rates across all registration years with sufficient test data.
93.4% MOT pass rate from 61 tests
75.8% MOT pass rate from 62 tests
The best year to buy a used Harley Davidson Unknown is 2018, which has the highest MOT pass rate at 93.4% across 61 tests. The 1995 model year has the lowest pass rate at 75.8% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.
How Does the Harley Davidson Unknown Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Harley Davidson Unknown THIS CAR | 88.9% | 1,275 | 10,386 mi | 38 yrs |
| Harley Davidson Flstf | 90.2% | 29,205 | 12,821 mi | 36 yrs |
| Harley Davidson XL | 89.1% | 22,811 | 6,150 mi | 13 yrs |
| Harley Davidson Flstc | 90.4% | 18,909 | 18,256 mi | 37 yrs |
| BMW M3 Semi Auto | 89.8% | 411 | 53,159 mi | — yrs |
Compared to the Harley Davidson Flstf (90.2% pass rate) and the Harley Davidson XL (89.1% pass rate), the Harley Davidson Unknown trails behind on MOT reliability.
Found a Harley Davidson 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 Harley Davidson UnknownShould you buy a used Harley Davidson Unknown?
The Harley Davidson Unknown has an overall MOT pass rate of 88.9% across 1,275 real MOT tests — comfortably above the UK average, which puts it among the more reliable models on UK roads.
On the safety side, the most frequently flagged dangerous fault is stop lamp remains on when the brakes are released. Dangerous faults cause an immediate MOT failure and mean the vehicle is not roadworthy until repaired. If you're viewing a Harley Davidson Unknown with an expired or recently passed MOT, ask the seller whether any dangerous faults were found and fixed during the last test.
A typical Harley Davidson Unknown owner drives around 485 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 Harley Davidson Unknown models stay on UK roads for around 38 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.