BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ HARLEY-DAVIDSON/FLSTSB CROSS BONES 09
Model report · 2005–2025

HARLEY-DAVIDSON FLSTSB CROSS BONES 09

1584cc Petrol Class 2
84.5%
first-time pass rate
6.4%
failed outright
11,023
median miles at test
502
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2012–2022

The FLSTSB CROSS BONES 09's first-time pass rate has risen 10.0 points since 2012, 77.5% to 87.5%.

69%84%99%2012: 77.5% pass (40 tests)2013: 81.8% pass (44 tests)2014: 74.0% pass (50 tests)2015: 78.6% pass (42 tests)2016: 84.1% pass (44 tests)2017: 88.4% pass (43 tests)2018: 87.5% pass (32 tests)2021: 93.8% pass (32 tests)2022: 87.5% pass (32 tests)20122022

Pass rate by mileage

how the FLSTSB CROSS BONES 09's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage FLSTSB CROSS BONES 09 passes first time 83.1% of the time; by 20k that's 81.4%.

81%83%86%0k: 83.1% pass (225 tests)10k: 85.4% pass (199 tests)20k: 81.4% pass (43 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 FLSTSB CROSS BONES 09

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
lighting and signalling
14 25.9 0.5×
lamps and reflectors
13 24.1 0.9×
structure and attachments
5 9.3 0.9×
steering and suspension
5 9.3 0.3×
brakes
4 7.4 0.2×
reg plates and vin
4 7.4 1.0×
Identification of the vehicle
3 5.6 2.6×
audible warning (Horn)
2 3.7 2.2×
tyres
2 3.7 0.6×
tyres and wheels
2 3.7 0.2×

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 FLSTSB CROSS BONES 09 beats 0 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 FLSTSB CROSS BONES 09.

Pass rate by registration year

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

Best year to buy used: 2009 (84.4% pass). Weakest: 2008 (81.6%).

81%83%85%2008: 81.6% pass (87 tests)2009: 84.4% pass (359 tests)20082009

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 FLSTSB CROSS BONES 09 FAQ

answers computed from the data above · terms in the glossary

Is the HARLEY-DAVIDSON FLSTSB CROSS BONES 09 reliable?

The HARLEY-DAVIDSON FLSTSB CROSS BONES 09 is about average for its class: 84.5% of its 502 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #2611 of 5426 models.

What does a FLSTSB CROSS BONES 09 fail its MOT on most?

lighting and signalling — 26% of all defects recorded against failed FLSTSB CROSS BONES 09 tests.

How many miles will a FLSTSB CROSS BONES 09 last?

The median FLSTSB CROSS BONES 09 shows 11,023 miles at test, and examples around 20k miles still pass 81.4% of the time — mileage alone rarely kills one.