BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ HARLEY-DAVIDSON/XL 883 N IRON 11
Model report · 2005–2025

HARLEY-DAVIDSON XL 883 N IRON 11

883cc Petrol Class 2
85.2%
first-time pass rate
5.2%
failed outright
8,144
median miles at test
1,126
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2014–2025

The XL 883 N IRON 11's first-time pass rate has risen 6.4 points since 2014, 86.6% to 93.0%.

77%87%96%2014: 86.6% pass (134 tests)2015: 83.0% pass (141 tests)2016: 80.5% pass (118 tests)2017: 83.5% pass (109 tests)2018: 85.1% pass (87 tests)2019: 90.5% pass (84 tests)2020: 86.8% pass (68 tests)2021: 84.6% pass (91 tests)2022: 82.0% pass (89 tests)2023: 84.9% pass (73 tests)2024: 92.3% pass (52 tests)2025: 93.0% pass (57 tests)20142025

Pass rate by mileage

how the XL 883 N IRON 11's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage XL 883 N IRON 11 passes first time 86.5% of the time; by 20k that's 82.8%.

81%84%87%0k: 86.5% pass (676 tests)10k: 82.3% pass (283 tests)20k: 82.8% pass (122 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 N IRON 11

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
lamps and reflectors
32 28.3 1.1×
lighting and signalling
19 16.8 0.4×
reg plates and vin
14 12.4 1.7×
brakes
11 9.7 0.2×
Identification of the vehicle
9 8 3.5×
structure and attachments
9 8 0.9×
suspension
8 7.1 0.7×
tyres
4 3.5 0.5×
steering and suspension
4 3.5 0.1×
body and structure
3 2.7 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 N IRON 11 beats 0 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 N IRON 11.

Pass rate by registration year

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

Best year to buy used: 2011 (86.1% pass). Weakest: 2010 (81.9%).

81%84%87%2010: 81.9% pass (249 tests)2011: 86.1% pass (858 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 N IRON 11 FAQ

answers computed from the data above · terms in the glossary

Is the HARLEY-DAVIDSON XL 883 N IRON 11 reliable?

The HARLEY-DAVIDSON XL 883 N IRON 11 is about average for its class: 85.2% of its 1,126 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #2443 of 5426 models.

What does a XL 883 N IRON 11 fail its MOT on most?

lamps and reflectors — 28% of all defects recorded against failed XL 883 N IRON 11 tests.

How many miles will a XL 883 N IRON 11 last?

The median XL 883 N IRON 11 shows 8,144 miles at test, and examples around 20k miles still pass 82.8% of the time — mileage alone rarely kills one.