HARLEY-DAVIDSON FLS103 SOFTAIL SLIM 12
Pass rate over time
The FLS103 SOFTAIL SLIM 12's first-time pass rate has risen 3.9 points since 2015, 87.5% to 91.4%.
Pass rate by mileage
A low-mileage FLS103 SOFTAIL SLIM 12 passes first time 88.2% of the time; by 20k that's 94.3%.
First-time pass rate by odometer reading at test, 10,000-mile bands for this model. Mileage is the strongest reliability signal. See the full curve.
What fails on a FLS103 SOFTAIL SLIM 12
| Component group | Share of defects | Defects | % of defects |
|---|---|---|---|
| lamps and reflectors |
|
10 | 32.3 |
| reg plates and vin |
|
7 | 22.6 |
| Identification of the vehicle |
|
5 | 16.1 |
| brakes |
|
3 | 9.7 |
| tyres |
|
2 | 6.5 |
| lighting and signalling |
|
2 | 6.5 |
| steering |
|
1 | 3.2 |
| fuel and exhaust |
|
1 | 3.2 |
Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects.
How rivals compare
On first-time pass rate the FLS103 SOFTAIL SLIM 12 beats 0 of its 4 closest rivals (HARLEY-DAVIDSON FLSTF, HARLEY-DAVIDSON FLSTC, HARLEY-DAVIDSON XL1200C).
Rivals share this bike's type and sit within ±30% of its engine capacity, ≥ 5,000 tests. Card colour = better/worse first-time pass rate than the FLS103 SOFTAIL SLIM 12.
Pass rate by registration year
Best year to buy used: 2012 (87.3% pass). Weakest: 2012 (87.3%).
First-time pass rate by the year each bike was first registered (cohorts with ≥ 50 tests). Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.