Harley Davidson Flstf Fat Boy Reliability, MOT Pass Rate & Common Faults
Free Harley Davidson Flstf Fat Boy car check
Is the Harley Davidson Flstf Fat Boy reliable? We analysed 1,290 real MOT tests across 127 vehicles to find out.
Got a specific Harley Davidson Flstf Fat Boy? Enter the reg for a free check:
The Harley Davidson Flstf Fat Boy is above average for reliability based on real UK MOT data. Common problems include tyre tread depth is below minimum requirements of 1.0mm, wheel bearings are excessively rough and stop lamp does not illuminate immediately a brake applies. Here's everything you need to know before buying a used Harley Davidson Flstf Fat Boy.
Harley Davidson Flstf Fat Boy Number Plates
Number plates registered to a Harley Davidson Flstf Fat Boy. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Harley Davidson Flstf Fat Boy MOT Pass Rate by Year
How likely is a Harley Davidson Flstf Fat Boy to pass its MOT? Here's the pass rate for each registration year, newest first.
Harley Davidson Flstf Fat Boy Problems — What Goes Wrong?
The most common reasons a Harley Davidson Flstf Fat Boy fails its MOT, ranked by how often they occur. Check for these problems before you buy.
Harley Davidson Flstf Fat Boy Common Faults & Problems
These are the most common serious faults found on Harley Davidson Flstf Fat Boy models during MOT testing — flagged as dangerous or major failures that need immediate attention.
Harley Davidson Flstf Fat Boy Mileage — What's Normal?
How many miles does a typical Harley Davidson Flstf Fat Boy owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Harley Davidson Flstf Fat Boy MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Harley Davidson Flstf Fat Boy year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 2008 | 269 | 89.6% | 5,812 | 9,081 | 13,667 |
| 2007 | 467 | 92.3% | 6,988 | 11,161 | 17,610 |
| 2006 | 419 | 86.9% | 7,118 | 12,648 | 19,537 |
How Long Does a Harley Davidson Flstf Fat Boy Last?
Based on 127 Harley Davidson Flstf Fat Boy vehicles on UK roads.
Harley Davidson Flstf Fat Boy Mileage Distribution
Total mileage recorded across all Harley Davidson Flstf Fat Boy 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 Flstf Fat Boy
Based on MOT pass rates across all registration years with sufficient test data.
92.3% MOT pass rate from 467 tests
86.9% MOT pass rate from 419 tests
The best year to buy a used Harley Davidson Flstf Fat Boy is 2007, which has the highest MOT pass rate at 92.3% across 467 tests. The 2006 model year has the lowest pass rate at 86.9% — 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 Flstf Fat Boy Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Harley Davidson Flstf Fat Boy THIS CAR | 89.6% | 1,290 | 11,380 mi | 20 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 |
| Mazda 5 TS2 | 71.2% | 1,023 | 95,876 mi | — yrs |
Compared to the Harley Davidson Flstf (90.2% pass rate) and the Harley Davidson XL (89.1% pass rate), the Harley Davidson Flstf Fat Boy sits in the middle of the pack on MOT reliability.
Found a Harley Davidson Flstf Fat Boy 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 Flstf Fat BoyShould you buy a used Harley Davidson Flstf Fat Boy?
The Harley Davidson Flstf Fat Boy has an overall MOT pass rate of 89.6% across 1,290 real MOT tests — comfortably above the UK average, which puts it among the more reliable models on UK roads.
The most common problems on the Harley Davidson Flstf Fat Boy are tyre tread depth is below minimum requirements of 1.0mm (9 recorded failures), wheel bearings are excessively rough (7), and stop lamp does not illuminate immediately a brake applies (5). These are the faults most likely to cause an MOT failure on this model, so check for them carefully on any test drive or pre-purchase inspection. Many are wear-and-tear items that can be budgeted for, but a car that's already failing on multiple fronts may signal neglected maintenance.
On the safety side, the most frequently flagged dangerous fault is brake pad(s) less than 1.0 mm thick. Dangerous faults cause an immediate MOT failure and mean the vehicle is not roadworthy until repaired. If you're viewing a Harley Davidson Flstf Fat Boy 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 Flstf Fat Boy owner drives around 587 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 Flstf Fat Boy models stay on UK roads for around 20 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.