1965 Triumph Tr4a — MOT History by Age

How cars manufactured in 1965 perform at MOT as they age

61 years

Current Age

88.6%

Latest Pass Rate

1,764

Total Tests (All Years)

40,458 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 1965 Triumph Tr4a as it ages.

44 yrs81.2%

→ ↓1.6%

45 yrs79.6%

→ ↓3.2%

46 yrs76.4%

→ ↑2.4%

47 yrs78.8%

→ ↓0.5%

48 yrs78.3%

→ ↑3.7%

49 yrs82.0%

→ ↓0.1%

50 yrs81.9%

→ ↓5.3%

51 yrs76.6%

→ ↑5.5%

52 yrs82.1%

→ ↑5.1%

53 yrs87.2%

→ ↓5.8%

54 yrs81.4%

→ ↑1.0%

55 yrs82.4%

→ ↓5.0%

56 yrs77.4%

→ ↑5.9%

58 yrs83.3%

→ ↑5.3%

59 yrs88.6%

📊 View as table

Age	Pass Rate	Tests
44 yrs	81.2%	149
45 yrs	79.6%	142
46 yrs	76.4%	157
47 yrs	78.8%	160
48 yrs	78.3%	157
49 yrs	82.0%	178
50 yrs	81.9%	182
51 yrs	76.6%	184
52 yrs	82.1%	179
53 yrs	87.2%	78
54 yrs	81.4%	59
55 yrs	82.4%	34
56 yrs	77.4%	31
58 yrs	83.3%	30
59 yrs	88.6%	44

Pass Rate Trend

How the 1965 Triumph Tr4a pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (59 yrs)	88.6%	44
2023 (58 yrs)	83.3%	30
2021 (56 yrs)	77.4%	31
2020 (55 yrs)	82.4%	34
2019 (54 yrs)	81.4%	59
2018 (53 yrs)	87.2%	78
2017 (52 yrs)	82.1%	179
2016 (51 yrs)	76.6%	184
2015 (50 yrs)	81.9%	182
2014 (49 yrs)	82%	178
2013 (48 yrs)	78.3%	157
2012 (47 yrs)	78.8%	160
2011 (46 yrs)	76.4%	157
2010 (45 yrs)	79.6%	142
2009 (44 yrs)	81.2%	149

Year-by-Year MOT Results

2009

81.2%

Age (yrs) 44Tests 149Avg Mileage 34,080Top Failure Brakes — 10.7%

2010

79.6%

Age (yrs) 45Tests 142Avg Mileage 36,920Top Failure Lamps, Reflectors and Electrical Equipment — 9.2%

2011

76.4%

Age (yrs) 46Tests 157Avg Mileage 36,845Top Failure Lamps, Reflectors and Electrical Equipment — 12.1%

2012

78.8%

Age (yrs) 47Tests 160Avg Mileage 36,599Top Failure Brakes — 11.9%

2013

78.3%

Age (yrs) 48Tests 157Avg Mileage 43,732Top Failure Lamps, Reflectors and Electrical Equipment — 25.5%

2014

82.0%

Age (yrs) 49Tests 178Avg Mileage 40,985Top Failure Lamps, Reflectors and Electrical Equipment — 22.5%

2015

81.9%

Age (yrs) 50Tests 182Avg Mileage 40,074Top Failure Lamps, Reflectors and Electrical Equipment — 18.1%

2016

76.6%

Age (yrs) 51Tests 184Avg Mileage 38,852Top Failure Lamps, Reflectors and Electrical Equipment — 25.0%

2017

82.1%

Age (yrs) 52Tests 179Avg Mileage 39,559Top Failure Lamps, Reflectors and Electrical Equipment — 21.2%

2018

87.2%

Age (yrs) 53Tests 78Avg Mileage 34,010Top Failure Brakes — 12.8%

2019

81.4%

Age (yrs) 54Tests 59Avg Mileage 38,559Top Failure Lamps, reflectors and electrical equipment — 13.6%

2020

82.4%

Age (yrs) 55Tests 34Avg Mileage 46,578Top Failure Lamps, reflectors and electrical equipment — 26.5%

2021

77.4%

Age (yrs) 56Tests 31Avg Mileage 40,909Top Failure Brakes — 22.6%

2023

83.3%

Age (yrs) 58Tests 30Avg Mileage 49,864Top Failure Lamps, reflectors and electrical equipment — 16.7%

2024

88.6%

Age (yrs) 59Tests 44Avg Mileage 40,458Top Failure Visibility — 6.8%

MOT results for 1965 Triumph Tr4a by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	44	81.2%	149	34,080	Brakes — 10.7%
2010	45	79.6%	142	36,920	Lamps, Reflectors and Electrical Equipment — 9.2%
2011	46	76.4%	157	36,845	Lamps, Reflectors and Electrical Equipment — 12.1%
2012	47	78.8%	160	36,599	Brakes — 11.9%
2013	48	78.3%	157	43,732	Lamps, Reflectors and Electrical Equipment — 25.5%
2014	49	82.0%	178	40,985	Lamps, Reflectors and Electrical Equipment — 22.5%
2015	50	81.9%	182	40,074	Lamps, Reflectors and Electrical Equipment — 18.1%
2016	51	76.6%	184	38,852	Lamps, Reflectors and Electrical Equipment — 25.0%
2017	52	82.1%	179	39,559	Lamps, Reflectors and Electrical Equipment — 21.2%
2018	53	87.2%	78	34,010	Brakes — 12.8%
2019	54	81.4%	59	38,559	Lamps, reflectors and electrical equipment — 13.6%
2020	55	82.4%	34	46,578	Lamps, reflectors and electrical equipment — 26.5%
2021	56	77.4%	31	40,909	Brakes — 22.6%
2023	58	83.3%	30	49,864	Lamps, reflectors and electrical equipment — 16.7%
2024	59	88.6%	44	40,458	Visibility — 6.8%

Common MOT Failures

Top failure categories across all test years for 1965 Triumph Tr4a, with age trends.

Lamps, Reflectors and Electrical Equipment

16.9%

↑ Increases with age

Lamps, reflectors and electrical equipment

15.5%

↑ Increases with age

Brakes

12.7%

↓ Decreases with age

Suspension

10.5%

— Consistent

Noise, emissions and leaks

8.0%

↓ Decreases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	10.7% (44 yrs)	4.5% (59 yrs)	-6.2%	🟢 ↓
Steering	2.7% (44 yrs)	2.3% (59 yrs)	-0.4%	⚪ —

Other Manufacture Years

1965 1966 1967

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About This Data

This page shows how Triumph Tr4a cars manufactured in 1965 perform at MOT as they age. Data spans from 2009 to 2024, covering 1,764 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.