BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ HARLEY-DAVIDSON/XL 883 L SUPERLOW 17
Model report · 2005–2025

HARLEY-DAVIDSON XL 883 L SUPERLOW 17

883cc Petrol Class 2
92.2%
first-time pass rate
3.1%
failed outright
4,508
median miles at test
256
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2020–2025

The XL 883 L SUPERLOW 17's first-time pass rate has fallen 4.0 points since 2020, 93.5% to 89.5%.

88%92%97%2020: 93.5% pass (46 tests)2021: 92.0% pass (50 tests)2022: 95.5% pass (44 tests)2023: 89.4% pass (47 tests)2025: 89.5% pass (38 tests)20202025

What fails on a XL 883 L SUPERLOW 17

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
tyres
7 50
lamps and reflectors
4 28.6
audible warning (Horn)
1 7.1
brakes
1 7.1
structure and attachments
1 7.1

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 XL 883 L SUPERLOW 17 beats 4 of its 4 closest rivals (TRIUMPH BONNEVILLE, TRIUMPH THUNDERBIRD, HARLEY-DAVIDSON XLH 883).

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 XL 883 L SUPERLOW 17.

Pass rate by registration year

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

Best year to buy used: 2018 (92.0% pass). Weakest: 2017 (91.5%).

91%92%93%2017: 91.5% pass (165 tests)2018: 92.0% pass (50 tests)20172018

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.