1986 Rover Sd1 — MOT History by Age

How cars manufactured in 1986 perform at MOT as they age

40 years

Current Age

67.3%

Latest Pass Rate

517

Total Tests (All Years)

95,664 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 1986 Rover Sd1 as it ages.

23 yrs61.7%

→ ↑8.9%

24 yrs70.6%

→ ↓17.7%

25 yrs52.9%

→ ↑4.0%

26 yrs56.9%

→ ↑14.8%

27 yrs71.7%

→ ↓12.6%

28 yrs59.1%

→ ↑6.1%

29 yrs65.2%

→ ↑8.1%

30 yrs73.3%

→ ↓3.5%

31 yrs69.8%

→ ↓2.1%

35 yrs67.7%

→ ↓0.4%

38 yrs67.3%

📊 View as table

Age	Pass Rate	Tests
23 yrs	61.7%	60
24 yrs	70.6%	51
25 yrs	52.9%	51
26 yrs	56.9%	51
27 yrs	71.7%	46
28 yrs	59.1%	44
29 yrs	65.2%	46
30 yrs	73.3%	45
31 yrs	69.8%	43
35 yrs	67.7%	31
38 yrs	67.3%	49

Pass Rate Trend

How the 1986 Rover Sd1 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (38 yrs)	67.3%	49
2021 (35 yrs)	67.7%	31
2017 (31 yrs)	69.8%	43
2016 (30 yrs)	73.3%	45
2015 (29 yrs)	65.2%	46
2014 (28 yrs)	59.1%	44
2013 (27 yrs)	71.7%	46
2012 (26 yrs)	56.9%	51
2011 (25 yrs)	52.9%	51
2010 (24 yrs)	70.6%	51
2009 (23 yrs)	61.7%	60

Year-by-Year MOT Results

2009High Fail Rate

61.7%

Age (yrs) 23Tests 60Avg Mileage 92,520Top Failure Brakes — 18.3%

2010

70.6%

Age (yrs) 24Tests 51Avg Mileage 93,359Top Failure Brakes — 21.6%

2011High Fail Rate

52.9%

Age (yrs) 25Tests 51Avg Mileage 84,060Top Failure Brakes — 33.3%

2012High Fail Rate

56.9%

Age (yrs) 26Tests 51Avg Mileage 91,020Top Failure Brakes — 27.5%

2013

71.7%

Age (yrs) 27Tests 46Avg Mileage 89,274Top Failure Brakes — 19.6%

2014High Fail Rate

59.1%

Age (yrs) 28Tests 44Avg Mileage 91,659Top Failure Suspension — 52.3%

2015

65.2%

Age (yrs) 29Tests 46Avg Mileage 91,619Top Failure Suspension — 47.8%

2016

73.3%

Age (yrs) 30Tests 45Avg Mileage 85,787Top Failure Brakes — 33.3%

2017

69.8%

Age (yrs) 31Tests 43Avg Mileage 95,626Top Failure Suspension — 27.9%

2021

67.7%

Age (yrs) 35Tests 31Avg Mileage 98,204Top Failure Brakes — 138.7%

2024

67.3%

Age (yrs) 38Tests 49Avg Mileage 95,664Top Failure Brakes — 65.3%

MOT results for 1986 Rover Sd1 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	23	61.7%	60	92,520	Brakes — 18.3%
2010	24	70.6%	51	93,359	Brakes — 21.6%
2011	25	52.9%	51	84,060	Brakes — 33.3%
2012	26	56.9%	51	91,020	Brakes — 27.5%
2013	27	71.7%	46	89,274	Brakes — 19.6%
2014	28	59.1%	44	91,659	Suspension — 52.3%
2015	29	65.2%	46	91,619	Suspension — 47.8%
2016	30	73.3%	45	85,787	Brakes — 33.3%
2017	31	69.8%	43	95,626	Suspension — 27.9%
2021	35	67.7%	31	98,204	Brakes — 138.7%
2024	38	67.3%	49	95,664	Brakes — 65.3%

Common MOT Failures

Top failure categories across all test years for 1986 Rover Sd1, with age trends.

Lamps, reflectors and electrical equipment

44.6%

↓ Decreases with age

Brakes

41.8%

↑ Increases with age

Suspension

31.2%

↑ Increases with age

Noise, emissions and leaks

28.6%

— Consistent

Body, chassis, structure

22.4%

↑ 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
Brakes	18.3% (23 yrs)	65.3% (38 yrs)	+47.0%	🔴 ↑
Suspension	16.7% (23 yrs)	44.9% (38 yrs)	+28.2%	🔴 ↑

Other Manufacture Years

1982 1983 1984 1985 1986 1987

← Back to Rover Sd1 overview

Looking for the best year to buy? See the full comparison on the Rover Sd1 page →

About This Data

This page shows how Rover Sd1 cars manufactured in 1986 perform at MOT as they age. Data spans from 2009 to 2024, covering 517 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.