BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ TRIUMPH/BONNEVILLE AMERICA 865
Model report · 2005–2025

TRIUMPH BONNEVILLE AMERICA 865

865cc Petrol Class 2
88.8%
first-time pass rate
6.2%
failed outright
8,669
median miles at test
5,130
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2012–2025

The BONNEVILLE AMERICA 865's first-time pass rate has risen 4.4 points since 2012, 86.9% to 91.3%.

83%90%96%2012: 86.9% pass (122 tests)2013: 87.4% pass (247 tests)2014: 93.8% pass (422 tests)2015: 88.1% pass (505 tests)2016: 87.7% pass (486 tests)2017: 88.5% pass (478 tests)2018: 89.5% pass (352 tests)2019: 88.2% pass (364 tests)2020: 91.6% pass (321 tests)2021: 88.7% pass (397 tests)2022: 87.3% pass (408 tests)2023: 88.1% pass (387 tests)2024: 85.2% pass (304 tests)2025: 91.3% pass (333 tests)20122025

Pass rate by mileage

how the BONNEVILLE AMERICA 865's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage BONNEVILLE AMERICA 865 passes first time 91.3% of the time; by 30k that's 79.5%.

77%85%94%0k: 91.3% pass (2,925 tests)10k: 86.5% pass (1,640 tests)20k: 85.0% pass (387 tests)30k: 79.5% pass (146 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 BONNEVILLE AMERICA 865

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
brakes
162 31.6 0.5×
lamps and reflectors
92 18 0.9×
lighting and signalling
60 11.7 0.2×
tyres
42 8.2 1.0×
tyres and wheels
41 8 0.4×
structure and attachments
29 5.7 0.7×
fuel and exhaust
28 5.5 0.7×
steering and suspension
24 4.7 0.1×
suspension
21 4.1 0.5×
steering
13 2.5 0.6×

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 BONNEVILLE AMERICA 865 beats 3 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 BONNEVILLE AMERICA 865.

Pass rate by registration year

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

Best year to buy used: 2012 (90.2% pass). Weakest: 2009 (88.1%).

87%89%91%2009: 88.1% pass (1,324 tests)2010: 88.5% pass (1,352 tests)2011: 89.3% pass (1,573 tests)2012: 90.2% pass (827 tests)200920112012

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.

TRIUMPH BONNEVILLE AMERICA 865 FAQ

answers computed from the data above · terms in the glossary

Is the TRIUMPH BONNEVILLE AMERICA 865 reliable?

The TRIUMPH BONNEVILLE AMERICA 865 is more reliable than average for its class: 88.8% of its 5,130 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #1332 of 5426 models.

What does a BONNEVILLE AMERICA 865 fail its MOT on most?

brakes — 32% of all defects recorded against failed BONNEVILLE AMERICA 865 tests.

What is the best year of BONNEVILLE AMERICA 865 to buy used?

By first-time pass rate, 2012-registered examples do best (90.2%) and 2009 worst (88.1%). Condition and history still trump the year.

How many miles will a BONNEVILLE AMERICA 865 last?

The median BONNEVILLE AMERICA 865 shows 8,669 miles at test, and examples around 30k miles still pass 79.5% of the time — mileage alone rarely kills one.