BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ HARLEY-DAVIDSON/HERITAGE STC FLSTC 1690 13
Model report · 2005–2025

HARLEY-DAVIDSON HERITAGE STC FLSTC 1690 13

1690cc Petrol Class 2
92.0%
first-time pass rate
4.3%
failed outright
12,204
median miles at test
348
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2016–2025

The HERITAGE STC FLSTC 1690 13's first-time pass rate has fallen 1.4 points since 2016, 91.7% to 90.3%.

85%93%100%2016: 91.7% pass (48 tests)2017: 97.6% pass (41 tests)2018: 87.9% pass (33 tests)2019: 92.7% pass (41 tests)2021: 93.8% pass (32 tests)2022: 94.1% pass (34 tests)2023: 88.9% pass (36 tests)2025: 90.3% pass (31 tests)20162025

Pass rate by mileage

how the HERITAGE STC FLSTC 1690 13's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage HERITAGE STC FLSTC 1690 13 passes first time 90.6% of the time; by 20k that's 94.9%.

90%93%96%0k: 90.6% pass (138 tests)10k: 95.3% pass (128 tests)20k: 94.9% pass (59 tests)0k10k20k

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 HERITAGE STC FLSTC 1690 13

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
lamps and reflectors
9 47.4
reg plates and vin
3 15.8
tyres
3 15.8
brakes
2 10.5
lighting and signalling
1 5.3
structure and attachments
1 5.3

Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects.

How rivals compare

same type, similar capacity, high test volume

On first-time pass rate the HERITAGE STC FLSTC 1690 13 beats 4 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 HERITAGE STC FLSTC 1690 13.

Pass rate by registration year

how each model-year cohort fares · registration year from first use date

Best year to buy used: 2013 (91.7% pass). Weakest: 2013 (91.7%).

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.