BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ HARLEY-DAVIDSON/HERITAGE SOFTAIL
Model report · 2005–2025

HARLEY-DAVIDSON HERITAGE SOFTAIL

1340cc Petrol Class 2
88.5%
first-time pass rate
6.9%
failed outright
16,582
median miles at test
1,108
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2006–2025

The HERITAGE SOFTAIL's first-time pass rate has risen 3.7 points since 2006, 86.3% to 90.0%.

75%88%100%2006: 86.3% pass (51 tests)2007: 92.7% pass (55 tests)2008: 82.5% pass (57 tests)2009: 79.3% pass (58 tests)2010: 88.5% pass (61 tests)2011: 88.7% pass (62 tests)2012: 96.4% pass (56 tests)2013: 92.8% pass (69 tests)2014: 88.1% pass (67 tests)2015: 82.1% pass (67 tests)2016: 88.1% pass (67 tests)2017: 93.8% pass (64 tests)2018: 93.5% pass (46 tests)2019: 85.7% pass (49 tests)2020: 91.2% pass (34 tests)2021: 90.7% pass (54 tests)2022: 88.9% pass (54 tests)2023: 84.3% pass (51 tests)2024: 86.5% pass (37 tests)2025: 90.0% pass (40 tests)20062025

Pass rate by mileage

how the HERITAGE SOFTAIL's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage HERITAGE SOFTAIL passes first time 91.7% of the time; by 50k that's 85.3%.

83%88%93%0k: 91.7% pass (300 tests)10k: 88.5% pass (400 tests)20k: 86.3% pass (183 tests)30k: 84.3% pass (115 tests)40k: 88.9% pass (54 tests)50k: 85.3% pass (34 tests)0k30k50k

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 SOFTAIL

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
lighting and signalling
41 30.8 0.8×
brakes
23 17.3 0.4×
lamps and reflectors
16 12 0.6×
tyres and wheels
13 9.8 0.5×
steering and suspension
11 8.3 0.3×
reg plates and vin
11 8.3 1.6×
fuel and exhaust
6 4.5 0.7×
Identification of the vehicle
5 3.8 2.0×
tyres
5 3.8 0.7×
structure and attachments
2 1.5 0.3×

Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects. "vs all bikes" is how often this model's tests record a defect in the group, as a multiple of the all-bike rate.

How rivals compare

same type, similar capacity, high test volume

On first-time pass rate the HERITAGE SOFTAIL beats 1 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 SOFTAIL.

Pass rate by registration year

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

Best year to buy used: 1996 (90.7% pass). Weakest: 1993 (83.6%).

82%87%92%1993: 83.6% pass (61 tests)1994: 87.9% pass (124 tests)1995: 87.3% pass (126 tests)1996: 90.7% pass (161 tests)1997: 87.0% pass (92 tests)2007: 90.2% pass (51 tests)199319962007

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.

HARLEY-DAVIDSON HERITAGE SOFTAIL FAQ

answers computed from the data above · terms in the glossary

Is the HARLEY-DAVIDSON HERITAGE SOFTAIL reliable?

The HARLEY-DAVIDSON HERITAGE SOFTAIL is more reliable than average for its class: 88.5% of its 1,108 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #1448 of 5426 models.

What does a HERITAGE SOFTAIL fail its MOT on most?

lighting and signalling — 31% of all defects recorded against failed HERITAGE SOFTAIL tests.

What is the best year of HERITAGE SOFTAIL to buy used?

By first-time pass rate, 1996-registered examples do best (90.7%) and 1993 worst (83.6%). Condition and history still trump the year.

How many miles will a HERITAGE SOFTAIL last?

The median HERITAGE SOFTAIL shows 16,582 miles at test, and examples around 50k miles still pass 85.3% of the time — mileage alone rarely kills one.