1964 Triumph Tr4 — MOT History by Age

How cars manufactured in 1964 perform at MOT as they age

62 years

Current Age

90.2%

Latest Pass Rate

2,008

Total Tests (All Years)

35,863 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Best vintage for Tr4

Insufficient data for same-age comparison.

How This Car Ages

Pass rate progression for the 1964 Triumph Tr4 as it ages.

45 yrs75.7%

→ ↑0.1%

46 yrs75.8%

→ ↑1.5%

47 yrs77.3%

→ ↑4.7%

48 yrs82.0%

→ ↓6.0%

49 yrs76.0%

→ ↑7.1%

50 yrs83.1%

→ ↓1.6%

51 yrs81.5%

→ ↑2.2%

52 yrs83.7%

→ ↓3.0%

53 yrs80.7%

→ ↑5.2%

54 yrs85.9%

→ ↑4.0%

55 yrs89.9%

→ ↑3.1%

56 yrs93.0%

→ ↓10.0%

57 yrs83.0%

→ ↑6.2%

58 yrs89.2%

→ ↓8.1%

59 yrs81.1%

→ ↑9.1%

60 yrs90.2%

📊 View as table

Age	Pass Rate	Tests
45 yrs	75.7%	169
46 yrs	75.8%	165
47 yrs	77.3%	176
48 yrs	82.0%	172
49 yrs	76.0%	175
50 yrs	83.1%	189
51 yrs	81.5%	205
52 yrs	83.7%	196
53 yrs	80.7%	202
54 yrs	85.9%	85
55 yrs	89.9%	69
56 yrs	93.0%	43
57 yrs	83.0%	47
58 yrs	89.2%	37
59 yrs	81.1%	37
60 yrs	90.2%	41

Pass Rate Trend

How the 1964 Triumph Tr4 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (60 yrs)	90.2%	41
2023 (59 yrs)	81.1%	37
2022 (58 yrs)	89.2%	37
2021 (57 yrs)	83%	47
2020 (56 yrs)	93%	43
2019 (55 yrs)	89.9%	69
2018 (54 yrs)	85.9%	85
2017 (53 yrs)	80.7%	202
2016 (52 yrs)	83.7%	196
2015 (51 yrs)	81.5%	205
2014 (50 yrs)	83.1%	189
2013 (49 yrs)	76%	175
2012 (48 yrs)	82%	172
2011 (47 yrs)	77.3%	176
2010 (46 yrs)	75.8%	165
2009 (45 yrs)	75.7%	169

Year-by-Year MOT Results

2009

75.7%

Age (yrs) 45Tests 169Avg Mileage 37,073Top Failure Lamps, Reflectors and Electrical Equipment — 13.6%

2010

75.8%

Age (yrs) 46Tests 165Avg Mileage 40,179Top Failure Brakes — 14.5%

2011

77.3%

Age (yrs) 47Tests 176Avg Mileage 38,114Top Failure Lamps, Reflectors and Electrical Equipment — 13.1%

2012

82.0%

Age (yrs) 48Tests 172Avg Mileage 37,599Top Failure Lamps, Reflectors and Electrical Equipment — 9.3%

2013

76.0%

Age (yrs) 49Tests 175Avg Mileage 37,161Top Failure Brakes — 28.6%

2014

83.1%

Age (yrs) 50Tests 189Avg Mileage 34,275Top Failure Lamps, Reflectors and Electrical Equipment — 22.2%

2015

81.5%

Age (yrs) 51Tests 205Avg Mileage 36,048Top Failure Lamps, Reflectors and Electrical Equipment — 16.6%

2016

83.7%

Age (yrs) 52Tests 196Avg Mileage 35,704Top Failure Lamps, Reflectors and Electrical Equipment — 17.3%

2017

80.7%

Age (yrs) 53Tests 202Avg Mileage 34,573Top Failure Brakes — 17.3%

2018

85.9%

Age (yrs) 54Tests 85Avg Mileage 36,792Top Failure Brakes — 17.6%

2019

89.9%

Age (yrs) 55Tests 69Avg Mileage 37,248Top Failure Lamps, reflectors and electrical equipment — 14.5%

2020

93.0%

Age (yrs) 56Tests 43Avg Mileage 48,043Top Failure Noise, emissions and leaks — 7.0%

2021

83.0%

Age (yrs) 57Tests 47Avg Mileage 41,978Top Failure Brakes — 21.3%

2022

89.2%

Age (yrs) 58Tests 37Avg Mileage 44,433Top Failure Lamps, reflectors and electrical equipment — 13.5%

2023

81.1%

Age (yrs) 59Tests 37Avg Mileage 37,677Top Failure Suspension — 13.5%

2024

90.2%

Age (yrs) 60Tests 41Avg Mileage 35,863Top Failure Lamps, reflectors and electrical equipment — 12.2%

MOT results for 1964 Triumph Tr4 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	45	75.7%	169	37,073	Lamps, Reflectors and Electrical Equipment — 13.6%
2010	46	75.8%	165	40,179	Brakes — 14.5%
2011	47	77.3%	176	38,114	Lamps, Reflectors and Electrical Equipment — 13.1%
2012	48	82.0%	172	37,599	Lamps, Reflectors and Electrical Equipment — 9.3%
2013	49	76.0%	175	37,161	Brakes — 28.6%
2014	50	83.1%	189	34,275	Lamps, Reflectors and Electrical Equipment — 22.2%
2015	51	81.5%	205	36,048	Lamps, Reflectors and Electrical Equipment — 16.6%
2016	52	83.7%	196	35,704	Lamps, Reflectors and Electrical Equipment — 17.3%
2017	53	80.7%	202	34,573	Brakes — 17.3%
2018	54	85.9%	85	36,792	Brakes — 17.6%
2019	55	89.9%	69	37,248	Lamps, reflectors and electrical equipment — 14.5%
2020	56	93.0%	43	48,043	Noise, emissions and leaks — 7.0%
2021	57	83.0%	47	41,978	Brakes — 21.3%
2022	58	89.2%	37	44,433	Lamps, reflectors and electrical equipment — 13.5%
2023	59	81.1%	37	37,677	Suspension — 13.5%
2024	60	90.2%	41	35,863	Lamps, reflectors and electrical equipment — 12.2%

Common MOT Failures

Top failure categories across all test years for 1964 Triumph Tr4, with age trends.

Lamps, Reflectors and Electrical Equipment

15.0%

↓ Decreases with age

Brakes

13.2%

↓ Decreases with age

Lamps, reflectors and electrical equipment

10.6%

— Consistent

Suspension

9.6%

↓ Decreases with age

Steering

6.9%

↓ 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
Suspension	8.9% (45 yrs)	2.4% (60 yrs)	-6.5%	🟢 ↓
Brakes	11.2% (45 yrs)	7.3% (60 yrs)	-3.9%	🟢 ↓

Other Manufacture Years

1962 1963 1964 1965 1966 1967

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About This Data

This page shows how Triumph Tr4 cars manufactured in 1964 perform at MOT as they age. Data spans from 2009 to 2024, covering 2,008 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.