BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ HARLEY-DAVIDSON/XL 1200 LOW SPORTSTER
Model report · 2005–2025

HARLEY-DAVIDSON XL 1200 LOW SPORTSTER

1200cc Petrol Class 2
90.4%
first-time pass rate
4.5%
failed outright
8,973
median miles at test
3,435
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2009–2025

The XL 1200 LOW SPORTSTER's first-time pass rate has fallen 5.1 points since 2009, 93.5% to 88.4%.

83%90%97%2009: 93.5% pass (93 tests)2010: 92.3% pass (181 tests)2011: 86.8% pass (228 tests)2012: 88.6% pass (280 tests)2013: 90.7% pass (269 tests)2014: 90.0% pass (249 tests)2015: 94.9% pass (253 tests)2016: 89.1% pass (239 tests)2017: 90.2% pass (225 tests)2018: 92.4% pass (184 tests)2019: 88.0% pass (191 tests)2020: 94.7% pass (151 tests)2021: 94.1% pass (205 tests)2022: 90.4% pass (197 tests)2023: 88.1% pass (194 tests)2024: 85.3% pass (150 tests)2025: 88.4% pass (146 tests)20092025

Pass rate by mileage

how the XL 1200 LOW SPORTSTER's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage XL 1200 LOW SPORTSTER passes first time 92.2% of the time; by 40k that's 82.4%.

79%87%94%0k: 92.2% pass (1,887 tests)10k: 90.0% pass (1,035 tests)20k: 85.8% pass (352 tests)30k: 80.8% pass (99 tests)40k: 82.4% pass (34 tests)0k20k40k

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 1200 LOW SPORTSTER

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
lamps and reflectors
50 20.3 0.7×
reg plates and vin
44 17.9 1.5×
lighting and signalling
41 16.7 0.3×
brakes
33 13.4 0.2×
structure and attachments
20 8.1 0.7×
tyres and wheels
19 7.7 0.2×
tyres
13 5.3 0.5×
Identification of the vehicle
10 4.1 1.3×
fuel and exhaust
8 3.3 0.3×
suspension
8 3.3 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 XL 1200 LOW SPORTSTER 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 1200 LOW SPORTSTER.

Pass rate by registration year

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

Best year to buy used: 2006 (91.9% pass). Weakest: 2008 (88.0%).

87%90%93%2006: 91.9% pass (1,159 tests)2007: 90.6% pass (986 tests)2008: 88.0% pass (667 tests)2009: 89.8% pass (617 tests)200620082009

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 1200 LOW SPORTSTER FAQ

answers computed from the data above · terms in the glossary

Is the HARLEY-DAVIDSON XL 1200 LOW SPORTSTER reliable?

The HARLEY-DAVIDSON XL 1200 LOW SPORTSTER is more reliable than average for its class: 90.4% of its 3,435 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #823 of 5426 models.

What does a XL 1200 LOW SPORTSTER fail its MOT on most?

lamps and reflectors — 20% of all defects recorded against failed XL 1200 LOW SPORTSTER tests.

What is the best year of XL 1200 LOW SPORTSTER to buy used?

By first-time pass rate, 2006-registered examples do best (91.9%) and 2008 worst (88.0%). Condition and history still trump the year.

How many miles will a XL 1200 LOW SPORTSTER last?

The median XL 1200 LOW SPORTSTER shows 8,973 miles at test, and examples around 40k miles still pass 82.4% of the time — mileage alone rarely kills one.