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

HARLEY-DAVIDSON XL 883 L SUPERLOW

883cc Petrol Class 2
90.0%
first-time pass rate
4.9%
failed outright
6,335
median miles at test
1,084
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2013–2025

The XL 883 L SUPERLOW's first-time pass rate has fallen 3.5 points since 2013, 93.3% to 89.8%.

81%90%100%2013: 93.3% pass (30 tests)2014: 91.5% pass (117 tests)2015: 90.3% pass (124 tests)2016: 92.9% pass (113 tests)2017: 89.9% pass (109 tests)2018: 92.5% pass (93 tests)2019: 88.0% pass (75 tests)2020: 89.9% pass (69 tests)2021: 85.4% pass (82 tests)2022: 84.2% pass (76 tests)2023: 86.8% pass (76 tests)2024: 96.7% pass (61 tests)2025: 89.8% pass (59 tests)20132025

Pass rate by mileage

how the XL 883 L SUPERLOW's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage XL 883 L SUPERLOW passes first time 91.9% of the time; by 20k that's 75.0%.

72%83%95%0k: 91.9% pass (782 tests)10k: 87.8% pass (229 tests)20k: 75.0% pass (48 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 XL 883 L SUPERLOW

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
lamps and reflectors
28 30.4 1.2×
brakes
17 18.5 0.2×
lighting and signalling
9 9.8 0.2×
tyres
8 8.7 1.1×
structure and attachments
7 7.6 0.8×
Identification of the vehicle
6 6.5 2.4×
tyres and wheels
5 5.4 0.2×
reg plates and vin
5 5.4 0.6×
suspension
4 4.3 0.4×
steering
3 3.3 0.4×

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 XL 883 L SUPERLOW 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.

Pass rate by registration year

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

Best year to buy used: 2010 (91.7% pass). Weakest: 2011 (89.3%).

89%91%93%2010: 91.7% pass (313 tests)2011: 89.3% pass (758 tests)20102011

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 XL 883 L SUPERLOW FAQ

answers computed from the data above · terms in the glossary

Is the HARLEY-DAVIDSON XL 883 L SUPERLOW reliable?

The HARLEY-DAVIDSON XL 883 L SUPERLOW is more reliable than average for its class: 90.0% of its 1,084 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #959 of 5426 models.

What does a XL 883 L SUPERLOW fail its MOT on most?

lamps and reflectors — 30% of all defects recorded against failed XL 883 L SUPERLOW tests.

How many miles will a XL 883 L SUPERLOW last?

The median XL 883 L SUPERLOW shows 6,335 miles at test, and examples around 20k miles still pass 75.0% of the time — mileage alone rarely kills one.