1970 Triumph Bonneville — MOT History by Age

How cars manufactured in 1970 perform at MOT as they age

56 years

Current Age

93.8%

Latest Pass Rate

834

Total Tests (All Years)

11,773 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Insufficient data for same-age comparison.

How This Car Ages

Pass rate progression for the 1970 Triumph Bonneville as it ages.

39 yrs91.4%

→ ↑3.7%

40 yrs95.1%

→ ↓2.7%

41 yrs92.4%

→ ↓0.3%

42 yrs92.1%

→ ↑1.5%

43 yrs93.6%

→ ↓1.7%

44 yrs91.9%

→ ↓1.5%

45 yrs90.4%

→ ↓0.5%

46 yrs89.9%

→ ↑5.3%

47 yrs95.2%

→ ↓1.4%

48 yrs93.8%

📊 View as table

Age	Pass Rate	Tests
39 yrs	91.4%	81
40 yrs	95.1%	81
41 yrs	92.4%	92
42 yrs	92.1%	89
43 yrs	93.6%	94
44 yrs	91.9%	99
45 yrs	90.4%	83
46 yrs	89.9%	99
47 yrs	95.2%	84
48 yrs	93.8%	32

Pass Rate Trend

How the 1970 Triumph Bonneville pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2018 (48 yrs)	93.8%	32
2017 (47 yrs)	95.2%	84
2016 (46 yrs)	89.9%	99
2015 (45 yrs)	90.4%	83
2014 (44 yrs)	91.9%	99
2013 (43 yrs)	93.6%	94
2012 (42 yrs)	92.1%	89
2011 (41 yrs)	92.4%	92
2010 (40 yrs)	95.1%	81
2009 (39 yrs)	91.4%	81

Year-by-Year MOT Results

2009

91.4%

Age (yrs) 39Tests 81Avg Mileage 10,319Top Failure Motorcycle lighting and signalling — 7.4%

2010

95.1%

Age (yrs) 40Tests 81Avg Mileage 11,442Top Failure Motorcycle lighting and signalling — 3.7%

2011

92.4%

Age (yrs) 41Tests 92Avg Mileage 9,988Top Failure Motorcycle lighting and signalling — 4.3%

2012

92.1%

Age (yrs) 42Tests 89Avg Mileage 10,427Top Failure Motorcycle lighting and signalling — 2.2%

2013

93.6%

Age (yrs) 43Tests 94Avg Mileage 10,270Top Failure Motorcycle lighting and signalling — 4.3%

2014

91.9%

Age (yrs) 44Tests 99Avg Mileage 9,990Top Failure Motorcycle lighting and signalling — 7.1%

2015

90.4%

Age (yrs) 45Tests 83Avg Mileage 11,160Top Failure Motorcycle lighting and signalling — 8.4%

2016

89.9%

Age (yrs) 46Tests 99Avg Mileage 19,348Top Failure Motorcycle lighting and signalling — 8.1%

2017

95.2%

Age (yrs) 47Tests 84Avg Mileage 13,170Top Failure Motorcycle lighting and signalling — 2.4%

2018

93.8%

Age (yrs) 48Tests 32Avg Mileage 11,773Top Failure Motorcycle lamps and reflectors — 3.1%

MOT results for 1970 Triumph Bonneville by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	39	91.4%	81	10,319	Motorcycle lighting and signalling — 7.4%
2010	40	95.1%	81	11,442	Motorcycle lighting and signalling — 3.7%
2011	41	92.4%	92	9,988	Motorcycle lighting and signalling — 4.3%
2012	42	92.1%	89	10,427	Motorcycle lighting and signalling — 2.2%
2013	43	93.6%	94	10,270	Motorcycle lighting and signalling — 4.3%
2014	44	91.9%	99	9,990	Motorcycle lighting and signalling — 7.1%
2015	45	90.4%	83	11,160	Motorcycle lighting and signalling — 8.4%
2016	46	89.9%	99	19,348	Motorcycle lighting and signalling — 8.1%
2017	47	95.2%	84	13,170	Motorcycle lighting and signalling — 2.4%
2018	48	93.8%	32	11,773	Motorcycle lamps and reflectors — 3.1%

Common MOT Failures

Top failure categories across all test years for 1970 Triumph Bonneville, with age trends.

Motorcycle lighting and signalling

5.3%

↓ Decreases with age

Motorcycle steering and suspension

3.1%

— Consistent

Motorcycle lamps and reflectors

3.1%

— Consistent

Motorcycle wheels

3.1%

— Consistent

Motorcycle brakes

2.5%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Not enough data to compare failures across ages.

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Triumph Bonneville page →

About This Data

This page shows how Triumph Bonneville cars manufactured in 1970 perform at MOT as they age. Data spans from 2009 to 2018, covering 834 tests. Pass rates naturally decline with age as components wear.

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.