1975 Triumph Tr6 — MOT History by Age

How cars manufactured in 1975 perform at MOT as they age

51 years

Current Age

81.8%

Latest Pass Rate

2,518

Total Tests (All Years)

48,149 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 1975 Triumph Tr6 as it ages.

34 yrs73.1%

→ ↑3.9%

35 yrs77.0%

→ ↓5.9%

36 yrs71.1%

→ ↓2.3%

37 yrs68.8%

→ ↑6.7%

38 yrs75.5%

→ ↓4.0%

39 yrs71.5%

→ ↑4.7%

40 yrs76.2%

→ ↑2.9%

41 yrs79.1%

→ ↓3.5%

42 yrs75.6%

→ ↓2.0%

43 yrs73.6%

→ ↑8.6%

44 yrs82.2%

→ ↓2.2%

45 yrs80.0%

→ ↓5.5%

46 yrs74.5%

→ ↑11.0%

47 yrs85.5%

→ ↓4.5%

48 yrs81.0%

→ ↑0.8%

49 yrs81.8%

📊 View as table

Age	Pass Rate	Tests
34 yrs	73.1%	208
35 yrs	77.0%	196
36 yrs	71.1%	225
37 yrs	68.8%	218
38 yrs	75.5%	220
39 yrs	71.5%	228
40 yrs	76.2%	235
41 yrs	79.1%	239
42 yrs	75.6%	238
43 yrs	73.6%	110
44 yrs	82.2%	90
45 yrs	80.0%	55
46 yrs	74.5%	55
47 yrs	85.5%	55
48 yrs	81.0%	58
49 yrs	81.8%	88

Pass Rate Trend

How the 1975 Triumph Tr6 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (49 yrs)	81.8%	88
2023 (48 yrs)	81%	58
2022 (47 yrs)	85.5%	55
2021 (46 yrs)	74.5%	55
2020 (45 yrs)	80%	55
2019 (44 yrs)	82.2%	90
2018 (43 yrs)	73.6%	110
2017 (42 yrs)	75.6%	238
2016 (41 yrs)	79.1%	239
2015 (40 yrs)	76.2%	235
2014 (39 yrs)	71.5%	228
2013 (38 yrs)	75.5%	220
2012 (37 yrs)	68.8%	218
2011 (36 yrs)	71.1%	225
2010 (35 yrs)	77%	196
2009 (34 yrs)	73.1%	208

Year-by-Year MOT Results

2009

73.1%

Age (yrs) 34Tests 208Avg Mileage 51,132Top Failure Lamps, Reflectors and Electrical Equipment — 14.9%

2010

77.0%

Age (yrs) 35Tests 196Avg Mileage 50,595Top Failure Suspension — 12.2%

2011

71.1%

Age (yrs) 36Tests 225Avg Mileage 50,425Top Failure Brakes — 15.6%

2012

68.8%

Age (yrs) 37Tests 218Avg Mileage 49,070Top Failure Lamps, Reflectors and Electrical Equipment — 17.9%

2013

75.5%

Age (yrs) 38Tests 220Avg Mileage 52,932Top Failure Lamps, Reflectors and Electrical Equipment — 32.3%

2014

71.5%

Age (yrs) 39Tests 228Avg Mileage 53,086Top Failure Brakes — 36.4%

2015

76.2%

Age (yrs) 40Tests 235Avg Mileage 54,582Top Failure Lamps, Reflectors and Electrical Equipment — 26.4%

2016

79.1%

Age (yrs) 41Tests 239Avg Mileage 50,893Top Failure Lamps, Reflectors and Electrical Equipment — 16.7%

2017

75.6%

Age (yrs) 42Tests 238Avg Mileage 50,787Top Failure Lamps, Reflectors and Electrical Equipment — 22.7%

2018

73.6%

Age (yrs) 43Tests 110Avg Mileage 51,817Top Failure Suspension — 10.9%

2019

82.2%

Age (yrs) 44Tests 90Avg Mileage 51,446Top Failure Brakes — 23.3%

2020

80.0%

Age (yrs) 45Tests 55Avg Mileage 56,106Top Failure Suspension — 18.2%

2021

74.5%

Age (yrs) 46Tests 55Avg Mileage 49,016Top Failure Suspension — 20.0%

2022

85.5%

Age (yrs) 47Tests 55Avg Mileage 48,374Top Failure Lamps, reflectors and electrical equipment — 27.3%

2023

81.0%

Age (yrs) 48Tests 58Avg Mileage 50,473Top Failure Brakes — 25.9%

2024

81.8%

Age (yrs) 49Tests 88Avg Mileage 48,149Top Failure Brakes — 26.1%

MOT results for 1975 Triumph Tr6 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	34	73.1%	208	51,132	Lamps, Reflectors and Electrical Equipment — 14.9%
2010	35	77.0%	196	50,595	Suspension — 12.2%
2011	36	71.1%	225	50,425	Brakes — 15.6%
2012	37	68.8%	218	49,070	Lamps, Reflectors and Electrical Equipment — 17.9%
2013	38	75.5%	220	52,932	Lamps, Reflectors and Electrical Equipment — 32.3%
2014	39	71.5%	228	53,086	Brakes — 36.4%
2015	40	76.2%	235	54,582	Lamps, Reflectors and Electrical Equipment — 26.4%
2016	41	79.1%	239	50,893	Lamps, Reflectors and Electrical Equipment — 16.7%
2017	42	75.6%	238	50,787	Lamps, Reflectors and Electrical Equipment — 22.7%
2018	43	73.6%	110	51,817	Suspension — 10.9%
2019	44	82.2%	90	51,446	Brakes — 23.3%
2020	45	80.0%	55	56,106	Suspension — 18.2%
2021	46	74.5%	55	49,016	Suspension — 20.0%
2022	47	85.5%	55	48,374	Lamps, reflectors and electrical equipment — 27.3%
2023	48	81.0%	58	50,473	Brakes — 25.9%
2024	49	81.8%	88	48,149	Brakes — 26.1%

Common MOT Failures

Top failure categories across all test years for 1975 Triumph Tr6, with age trends.

Lamps, Reflectors and Electrical Equipment

20.0%

↑ Increases with age

Brakes

18.8%

↑ Increases with age

Lamps, reflectors and electrical equipment

16.7%

↑ Increases with age

Suspension

16.6%

↑ Increases with age

Driver's View of the Road

10.1%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	11.5% (34 yrs)	26.1% (49 yrs)	+14.6%	🔴 ↑
Suspension	8.2% (34 yrs)	21.6% (49 yrs)	+13.4%	🔴 ↑

Other Manufacture Years

1967 1968 1969 1970 1971 1972 1973 1974 1975 1976

← Back to Triumph Tr6 overview

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About This Data

This page shows how Triumph Tr6 cars manufactured in 1975 perform at MOT as they age. Data spans from 2009 to 2024, covering 2,518 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.