1972 MG B Gt — MOT History by Age

How cars manufactured in 1972 perform at MOT as they age

54 years

Current Age

83.9%

Latest Pass Rate

3,880

Total Tests (All Years)

41,507 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 1972 MG B Gt as it ages.

37 yrs68.1%

→ ↑2.1%

38 yrs70.2%

→ ↑2.2%

39 yrs72.4%

→ ↓1.6%

40 yrs70.8%

→ ↓2.0%

41 yrs68.8%

→ ↓0.4%

42 yrs68.4%

→ ↑6.9%

43 yrs75.3%

→ ↑0.1%

44 yrs75.4%

→ ↑4.3%

45 yrs79.7%

→ ↓3.8%

46 yrs75.9%

→ ↓3.7%

47 yrs72.2%

→ ↑12.0%

48 yrs84.2%

→ ↓3.3%

49 yrs80.9%

→ ↑2.6%

50 yrs83.5%

→ ↓6.3%

51 yrs77.2%

→ ↑6.7%

52 yrs83.9%

📊 View as table

Age	Pass Rate	Tests
37 yrs	68.1%	307
38 yrs	70.2%	292
39 yrs	72.4%	315
40 yrs	70.8%	305
41 yrs	68.8%	308
42 yrs	68.4%	316
43 yrs	75.3%	308
44 yrs	75.4%	321
45 yrs	79.7%	286
46 yrs	75.9%	112
47 yrs	72.2%	90
48 yrs	84.2%	57
49 yrs	80.9%	246
50 yrs	83.5%	176
51 yrs	77.2%	193
52 yrs	83.9%	248

Pass Rate Trend

How the 1972 MG B Gt pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (52 yrs)	83.9%	248
2023 (51 yrs)	77.2%	193
2022 (50 yrs)	83.5%	176
2021 (49 yrs)	80.9%	246
2020 (48 yrs)	84.2%	57
2019 (47 yrs)	72.2%	90
2018 (46 yrs)	75.9%	112
2017 (45 yrs)	79.7%	286
2016 (44 yrs)	75.4%	321
2015 (43 yrs)	75.3%	308
2014 (42 yrs)	68.4%	316
2013 (41 yrs)	68.8%	308
2012 (40 yrs)	70.8%	305
2011 (39 yrs)	72.4%	315
2010 (38 yrs)	70.2%	292
2009 (37 yrs)	68.1%	307

Year-by-Year MOT Results

2009

68.1%

Age (yrs) 37Tests 307Avg Mileage 42,643Top Failure Lamps, Reflectors and Electrical Equipment — 17.6%

2010

70.2%

Age (yrs) 38Tests 292Avg Mileage 43,192Top Failure Suspension — 17.1%

2011

72.4%

Age (yrs) 39Tests 315Avg Mileage 41,482Top Failure Lamps, Reflectors and Electrical Equipment — 16.8%

2012

70.8%

Age (yrs) 40Tests 305Avg Mileage 42,035Top Failure Lamps, Reflectors and Electrical Equipment — 15.1%

2013

68.8%

Age (yrs) 41Tests 308Avg Mileage 38,911Top Failure Suspension — 36.7%

2014

68.4%

Age (yrs) 42Tests 316Avg Mileage 41,872Top Failure Brakes — 36.1%

2015

75.3%

Age (yrs) 43Tests 308Avg Mileage 39,512Top Failure Brakes — 23.1%

2016

75.4%

Age (yrs) 44Tests 321Avg Mileage 44,335Top Failure Lamps, Reflectors and Electrical Equipment — 34.3%

2017

79.7%

Age (yrs) 45Tests 286Avg Mileage 42,766Top Failure Suspension — 22.7%

2018

75.9%

Age (yrs) 46Tests 112Avg Mileage 43,259Top Failure Suspension — 31.3%

2019

72.2%

Age (yrs) 47Tests 90Avg Mileage 39,103Top Failure Lamps, reflectors and electrical equipment — 34.4%

2020

84.2%

Age (yrs) 48Tests 57Avg Mileage 36,381Top Failure Brakes — 35.1%

2021

80.9%

Age (yrs) 49Tests 246Avg Mileage 44,848Top Failure Lamps, reflectors and electrical equipment — 17.1%

2022

83.5%

Age (yrs) 50Tests 176Avg Mileage 43,891Top Failure Suspension — 23.3%

2023

77.2%

Age (yrs) 51Tests 193Avg Mileage 43,876Top Failure Brakes — 30.1%

2024

83.9%

Age (yrs) 52Tests 248Avg Mileage 41,507Top Failure Suspension — 14.9%

MOT results for 1972 MG B Gt by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	37	68.1%	307	42,643	Lamps, Reflectors and Electrical Equipment — 17.6%
2010	38	70.2%	292	43,192	Suspension — 17.1%
2011	39	72.4%	315	41,482	Lamps, Reflectors and Electrical Equipment — 16.8%
2012	40	70.8%	305	42,035	Lamps, Reflectors and Electrical Equipment — 15.1%
2013	41	68.8%	308	38,911	Suspension — 36.7%
2014	42	68.4%	316	41,872	Brakes — 36.1%
2015	43	75.3%	308	39,512	Brakes — 23.1%
2016	44	75.4%	321	44,335	Lamps, Reflectors and Electrical Equipment — 34.3%
2017	45	79.7%	286	42,766	Suspension — 22.7%
2018	46	75.9%	112	43,259	Suspension — 31.3%
2019	47	72.2%	90	39,103	Lamps, reflectors and electrical equipment — 34.4%
2020	48	84.2%	57	36,381	Brakes — 35.1%
2021	49	80.9%	246	44,848	Lamps, reflectors and electrical equipment — 17.1%
2022	50	83.5%	176	43,891	Suspension — 23.3%
2023	51	77.2%	193	43,876	Brakes — 30.1%
2024	52	83.9%	248	41,507	Suspension — 14.9%

Common MOT Failures

Top failure categories across all test years for 1972 MG B Gt, with age trends.

Brakes

22.2%

↓ Decreases with age

Lamps, Reflectors and Electrical Equipment

21.7%

↓ Decreases with age

Suspension

21.2%

— Consistent

Lamps, reflectors and electrical equipment

17.6%

— Consistent

Visibility

10.1%

↓ 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	17.3% (37 yrs)	13.3% (52 yrs)	-4.0%	🟢 ↓
Steering	9.4% (37 yrs)	6.5% (52 yrs)	-2.9%	🟢 ↓
Suspension	16.0% (37 yrs)	14.9% (52 yrs)	-1.1%	⚪ —

Other Manufacture Years

1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981

← Back to MG B Gt overview

Looking for the best year to buy? See the full comparison on the MG B Gt page →

About This Data

This page shows how MG B Gt cars manufactured in 1972 perform at MOT as they age. Data spans from 2009 to 2024, covering 3,880 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.