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1973 Triumph Tr6 — MOT History by Age

How cars manufactured in 1973 perform at MOT as they age

53 years
Current Age
83.7%
Latest Pass Rate
5,006
Total Tests (All Years)
51,790 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 1973 Triumph Tr6 as it ages.

36 yrs72.3%
37 yrs78.8%
38 yrs78.5%
39 yrs77.4%
40 yrs78.9%
41 yrs71.8%
42 yrs75.5%
43 yrs79.1%
44 yrs78.9%
45 yrs82.9%
46 yrs80.5%
47 yrs84.2%
48 yrs86.1%
49 yrs82.7%
50 yrs85.4%
51 yrs83.7%

Bar chart showing pass rate by car age from 36 to 51 years

Fail Rate %
📊 View as table
AgePass RateTests
36 yrs72.3%365
37 yrs78.8%353
38 yrs78.5%377
39 yrs77.4%380
40 yrs78.9%370
41 yrs71.8%415
42 yrs75.5%424
43 yrs79.1%431
44 yrs78.9%426
45 yrs82.9%210
46 yrs80.5%159
47 yrs84.2%133
48 yrs86.1%281
49 yrs82.7%197
50 yrs85.4%239
51 yrs83.7%246

Pass Rate Trend

How the 1973 Triumph Tr6 pass rate changes as it ages, from first MOT to most recent.

Trend shows stable over 16 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2024 (51 yrs)83.7%246
2023 (50 yrs)85.4%239
2022 (49 yrs)82.7%197
2021 (48 yrs)86.1%281
2020 (47 yrs)84.2%133
2019 (46 yrs)80.5%159
2018 (45 yrs)82.9%210
2017 (44 yrs)78.9%426
2016 (43 yrs)79.1%431
2015 (42 yrs)75.5%424
2014 (41 yrs)71.8%415
2013 (40 yrs)78.9%370
2012 (39 yrs)77.4%380
2011 (38 yrs)78.5%377
2010 (37 yrs)78.8%353
2009 (36 yrs)72.3%365

Year-by-Year MOT Results

2009
72.3%
Age (yrs) 36Tests 365Avg Mileage 47,619Top Failure Lamps, Reflectors and Electrical Equipment — 15.6%
2010
78.8%
Age (yrs) 37Tests 353Avg Mileage 47,686Top Failure Lamps, Reflectors and Electrical Equipment — 11.9%
2011
78.5%
Age (yrs) 38Tests 377Avg Mileage 46,998Top Failure Lamps, Reflectors and Electrical Equipment — 13.8%
2012
77.4%
Age (yrs) 39Tests 380Avg Mileage 46,536Top Failure Lamps, Reflectors and Electrical Equipment — 11.1%
2013
78.9%
Age (yrs) 40Tests 370Avg Mileage 45,983Top Failure Brakes — 20.8%
2014
71.8%
Age (yrs) 41Tests 415Avg Mileage 48,102Top Failure Lamps, Reflectors and Electrical Equipment — 37.1%
2015
75.5%
Age (yrs) 42Tests 424Avg Mileage 50,279Top Failure Lamps, Reflectors and Electrical Equipment — 31.6%
2016
79.1%
Age (yrs) 43Tests 431Avg Mileage 47,156Top Failure Lamps, Reflectors and Electrical Equipment — 19.7%
2017
78.9%
Age (yrs) 44Tests 426Avg Mileage 48,207Top Failure Lamps, Reflectors and Electrical Equipment — 21.8%
2018
82.9%
Age (yrs) 45Tests 210Avg Mileage 51,536Top Failure Suspension — 13.3%
2019
80.5%
Age (yrs) 46Tests 159Avg Mileage 50,666Top Failure Lamps, reflectors and electrical equipment — 17.0%
2020
84.2%
Age (yrs) 47Tests 133Avg Mileage 48,485Top Failure Brakes — 16.5%
2021
86.1%
Age (yrs) 48Tests 281Avg Mileage 48,925Top Failure Brakes — 13.5%
2022
82.7%
Age (yrs) 49Tests 197Avg Mileage 46,432Top Failure Lamps, reflectors and electrical equipment — 16.8%
2023
85.4%
Age (yrs) 50Tests 239Avg Mileage 48,715Top Failure Brakes — 12.6%
2024
83.7%
Age (yrs) 51Tests 246Avg Mileage 51,790Top Failure Lamps, reflectors and electrical equipment — 10.2%

Common MOT Failures

Top failure categories across all test years for 1973 Triumph Tr6, with age trends.

Lamps, Reflectors and Electrical Equipment
19.0%
↓ Decreases with age
Brakes
13.7%
↓ Decreases with age
Suspension
13.1%
↓ Decreases with age
Lamps, reflectors and electrical equipment
12.6%
— Consistent
Body, Structure and General Items
8.4%
— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Suspension11.2% (36 yrs)6.1% (51 yrs)
-5.1%
🟢 ↓
Brakes13.7% (36 yrs)9.3% (51 yrs)
-4.4%
🟢 ↓
Steering6.0% (36 yrs)5.7% (51 yrs)
-0.3%
⚪ —

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Triumph Tr6 page →

About This Data

This page shows how Triumph Tr6 cars manufactured in 1973 perform at MOT as they age. Data spans from 2009 to 2024, covering 5,006 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.

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