1971 Triumph Herald 13/60 — MOT History by Age

How cars manufactured in 1971 perform at MOT as they age

55 years

Current Age

77.5%

Latest Pass Rate

1,839

Total Tests (All Years)

53,779 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Best vintage for Herald 13/60

Insufficient data for same-age comparison.

How This Car Ages

Pass rate progression for the 1971 Triumph Herald 13/60 as it ages.

38 yrs68.0%

→ ↓3.3%

39 yrs64.7%

→ ↑6.3%

40 yrs71.0%

→ ↓4.3%

41 yrs66.7%

→ ↑0.3%

42 yrs67.0%

→ ↓0.5%

43 yrs66.5%

→ ↑4.1%

44 yrs70.6%

→ ↑4.5%

45 yrs75.1%

→ ↓4.7%

46 yrs70.4%

→ ↑4.6%

47 yrs75.0%

→ ↑0.6%

48 yrs75.6%

→ ↑1.9%

50 yrs77.5%

📊 View as table

Age	Pass Rate	Tests
38 yrs	68.0%	200
39 yrs	64.7%	190
40 yrs	71.0%	186
41 yrs	66.7%	189
42 yrs	67.0%	188
43 yrs	66.5%	185
44 yrs	70.6%	194
45 yrs	75.1%	197
46 yrs	70.4%	169
47 yrs	75.0%	60
48 yrs	75.6%	41
50 yrs	77.5%	40

Pass Rate Trend

How the 1971 Triumph Herald 13/60 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2021 (50 yrs)	77.5%	40
2019 (48 yrs)	75.6%	41
2018 (47 yrs)	75%	60
2017 (46 yrs)	70.4%	169
2016 (45 yrs)	75.1%	197
2015 (44 yrs)	70.6%	194
2014 (43 yrs)	66.5%	185
2013 (42 yrs)	67%	188
2012 (41 yrs)	66.7%	189
2011 (40 yrs)	71%	186
2010 (39 yrs)	64.7%	190
2009 (38 yrs)	68%	200

Year-by-Year MOT Results

2009

68.0%

Age (yrs) 38Tests 200Avg Mileage 57,145Top Failure Brakes — 18.0%

2010High Fail Rate

64.7%

Age (yrs) 39Tests 190Avg Mileage 52,059Top Failure Brakes — 17.4%

2011

71.0%

Age (yrs) 40Tests 186Avg Mileage 58,663Top Failure Brakes — 19.4%

2012

66.7%

Age (yrs) 41Tests 189Avg Mileage 53,326Top Failure Brakes — 16.9%

2013

67.0%

Age (yrs) 42Tests 188Avg Mileage 52,584Top Failure Brakes — 48.9%

2014

66.5%

Age (yrs) 43Tests 185Avg Mileage 52,190Top Failure Brakes — 48.1%

2015

70.6%

Age (yrs) 44Tests 194Avg Mileage 53,927Top Failure Brakes — 33.0%

2016

75.1%

Age (yrs) 45Tests 197Avg Mileage 51,406Top Failure Brakes — 31.5%

2017

70.4%

Age (yrs) 46Tests 169Avg Mileage 54,817Top Failure Brakes — 42.0%

2018

75.0%

Age (yrs) 47Tests 60Avg Mileage 48,275Top Failure Brakes — 31.7%

2019

75.6%

Age (yrs) 48Tests 41Avg Mileage 52,048Top Failure Brakes — 24.4%

2021

77.5%

Age (yrs) 50Tests 40Avg Mileage 53,779Top Failure Suspension — 32.5%

MOT results for 1971 Triumph Herald 13/60 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	38	68.0%	200	57,145	Brakes — 18.0%
2010	39	64.7%	190	52,059	Brakes — 17.4%
2011	40	71.0%	186	58,663	Brakes — 19.4%
2012	41	66.7%	189	53,326	Brakes — 16.9%
2013	42	67.0%	188	52,584	Brakes — 48.9%
2014	43	66.5%	185	52,190	Brakes — 48.1%
2015	44	70.6%	194	53,927	Brakes — 33.0%
2016	45	75.1%	197	51,406	Brakes — 31.5%
2017	46	70.4%	169	54,817	Brakes — 42.0%
2018	47	75.0%	60	48,275	Brakes — 31.7%
2019	48	75.6%	41	52,048	Brakes — 24.4%
2021	50	77.5%	40	53,779	Suspension — 32.5%

Common MOT Failures

Top failure categories across all test years for 1971 Triumph Herald 13/60, with age trends.

Brakes

28.6%

↓ Decreases with age

Suspension

21.1%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

18.0%

↑ Increases with age

Lamps, reflectors and electrical equipment

13.9%

↑ Increases with age

Steering

12.6%

↑ Increases 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	13.0% (38 yrs)	32.5% (50 yrs)	+19.5%	🔴 ↑
Brakes	18.0% (38 yrs)	12.5% (50 yrs)	-5.5%	🟢 ↓

Other Manufacture Years

1968 1969 1970 1971

← Back to Triumph Herald 13/60 overview

Looking for the best year to buy? See the full comparison on the Triumph Herald 13/60 page →

About This Data

This page shows how Triumph Herald 13/60 cars manufactured in 1971 perform at MOT as they age. Data spans from 2009 to 2021, covering 1,839 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.