BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ BUELL/XB12 XT ULYSSES
Model report · 2005–2025

BUELL XB12 XT ULYSSES

1203cc Petrol Class 2
#2016 of 5426 overall #7 of 23 BUELLs #1223 of 2787 other bikes
86.6%
first-time pass rate
6.9%
failed outright
14,366
median miles at test
462
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2012–2021

The XB12 XT ULYSSES's first-time pass rate has fallen 3.5 points since 2012, 84.1% to 80.6%.

78%87%96%2012: 84.1% pass (44 tests)2013: 80.9% pass (47 tests)2014: 90.5% pass (42 tests)2015: 92.7% pass (41 tests)2016: 92.1% pass (38 tests)2017: 90.9% pass (33 tests)2021: 80.6% pass (31 tests)20122021

Pass rate by mileage

how the XB12 XT ULYSSES's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage XB12 XT ULYSSES passes first time 92.9% of the time; by 30k that's 80.6%.

78%87%95%0k: 92.9% pass (99 tests)10k: 83.7% pass (239 tests)20k: 89.5% pass (86 tests)30k: 80.6% pass (31 tests)0k20k30k

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 XB12 XT ULYSSES

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
lamps and reflectors
12 23.5
lighting and signalling
9 17.6
brakes
8 15.7
suspension
7 13.7
steering and suspension
5 9.8
tyres and wheels
4 7.8
steering
2 3.9
structure and attachments
2 3.9
Identification of the vehicle
1 2
tyres
1 2

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 XB12 XT ULYSSES beats 2 of its 4 closest rivals (BMW R1200, BMW R1150, TRIUMPH SPRINT).

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 XB12 XT ULYSSES.

Pass rate by registration year

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

Best year to buy used: 2009 (87.8% pass). Weakest: 2008 (85.9%).

85%87%89%2008: 85.9% pass (255 tests)2009: 87.8% pass (189 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.