1986 BMW 635 — MOT History by Age

How cars manufactured in 1986 perform at MOT as they age

40 years

Current Age

89.3%

Latest Pass Rate

1,105

Total Tests (All Years)

105,628 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 BMW 635 as it ages.

23 yrs59.3%

→ ↓6.5%

24 yrs52.8%

→ ↑8.7%

25 yrs61.5%

→ ↓5.9%

26 yrs55.6%

→ ↑3.2%

27 yrs58.8%

→ ↑5.9%

28 yrs64.7%

→ ↑2.8%

29 yrs67.5%

→ ↑3.5%

30 yrs71.0%

→ ↓9.5%

31 yrs61.5%

→ ↑9.7%

32 yrs71.2%

→ ↓6.4%

33 yrs64.8%

→ ↑20.9%

34 yrs85.7%

→ ↓6.1%

35 yrs79.6%

→ ↑4.2%

36 yrs83.8%

→ ↓7.1%

37 yrs76.7%

→ ↑12.6%

38 yrs89.3%

📊 View as table

Age	Pass Rate	Tests
23 yrs	59.3%	108
24 yrs	52.8%	89
25 yrs	61.5%	96
26 yrs	55.6%	72
27 yrs	58.8%	68
28 yrs	64.7%	85
29 yrs	67.5%	77
30 yrs	71.0%	69
31 yrs	61.5%	65
32 yrs	71.2%	52
33 yrs	64.8%	54
34 yrs	85.7%	35
35 yrs	79.6%	54
36 yrs	83.8%	37
37 yrs	76.7%	60
38 yrs	89.3%	84

Pass Rate Trend

How the 1986 BMW 635 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (38 yrs)	89.3%	84
2023 (37 yrs)	76.7%	60
2022 (36 yrs)	83.8%	37
2021 (35 yrs)	79.6%	54
2020 (34 yrs)	85.7%	35
2019 (33 yrs)	64.8%	54
2018 (32 yrs)	71.2%	52
2017 (31 yrs)	61.5%	65
2016 (30 yrs)	71%	69
2015 (29 yrs)	67.5%	77
2014 (28 yrs)	64.7%	85
2013 (27 yrs)	58.8%	68
2012 (26 yrs)	55.6%	72
2011 (25 yrs)	61.5%	96
2010 (24 yrs)	52.8%	89
2009 (23 yrs)	59.3%	108

Year-by-Year MOT Results

2009High Fail Rate

59.3%

Age (yrs) 23Tests 108Avg Mileage 114,208Top Failure Suspension — 22.2%

2010High Fail Rate

52.8%

Age (yrs) 24Tests 89Avg Mileage 117,314Top Failure Brakes — 27.0%

2011High Fail Rate

61.5%

Age (yrs) 25Tests 96Avg Mileage 114,668Top Failure Lamps, Reflectors and Electrical Equipment — 28.1%

2012High Fail Rate

55.6%

Age (yrs) 26Tests 72Avg Mileage 114,821Top Failure Suspension — 27.8%

2013High Fail Rate

58.8%

Age (yrs) 27Tests 68Avg Mileage 114,533Top Failure Suspension — 64.7%

2014High Fail Rate

64.7%

Age (yrs) 28Tests 85Avg Mileage 116,554Top Failure Brakes — 55.3%

2015

67.5%

Age (yrs) 29Tests 77Avg Mileage 117,818Top Failure Suspension — 45.5%

2016

71.0%

Age (yrs) 30Tests 69Avg Mileage 112,392Top Failure Suspension — 27.5%

2017High Fail Rate

61.5%

Age (yrs) 31Tests 65Avg Mileage 113,345Top Failure Brakes — 52.3%

2018

71.2%

Age (yrs) 32Tests 52Avg Mileage 113,290Top Failure Brakes — 46.2%

2019High Fail Rate

64.8%

Age (yrs) 33Tests 54Avg Mileage 110,191Top Failure Brakes — 70.4%

2020

85.7%

Age (yrs) 34Tests 35Avg Mileage 116,285Top Failure Suspension — 20.0%

2021

79.6%

Age (yrs) 35Tests 54Avg Mileage 107,719Top Failure Brakes — 24.1%

2022

83.8%

Age (yrs) 36Tests 37Avg Mileage 112,323Top Failure Suspension — 24.3%

2023

76.7%

Age (yrs) 37Tests 60Avg Mileage 115,565Top Failure Suspension — 33.3%

2024

89.3%

Age (yrs) 38Tests 84Avg Mileage 105,628Top Failure Brakes — 13.1%

MOT results for 1986 BMW 635 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	23	59.3%	108	114,208	Suspension — 22.2%
2010	24	52.8%	89	117,314	Brakes — 27.0%
2011	25	61.5%	96	114,668	Lamps, Reflectors and Electrical Equipment — 28.1%
2012	26	55.6%	72	114,821	Suspension — 27.8%
2013	27	58.8%	68	114,533	Suspension — 64.7%
2014	28	64.7%	85	116,554	Brakes — 55.3%
2015	29	67.5%	77	117,818	Suspension — 45.5%
2016	30	71.0%	69	112,392	Suspension — 27.5%
2017	31	61.5%	65	113,345	Brakes — 52.3%
2018	32	71.2%	52	113,290	Brakes — 46.2%
2019	33	64.8%	54	110,191	Brakes — 70.4%
2020	34	85.7%	35	116,285	Suspension — 20.0%
2021	35	79.6%	54	107,719	Brakes — 24.1%
2022	36	83.8%	37	112,323	Suspension — 24.3%
2023	37	76.7%	60	115,565	Suspension — 33.3%
2024	38	89.3%	84	105,628	Brakes — 13.1%

Common MOT Failures

Top failure categories across all test years for 1986 BMW 635, with age trends.

Brakes

30.9%

↓ Decreases with age

Suspension

30.2%

↓ Decreases with age

Body, Structure and General Items

28.7%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

27.6%

↓ Decreases with age

Exhaust, Fuel and Emissions

19.9%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Suspension	22.2% (23 yrs)	9.5% (38 yrs)	-12.7%	🟢 ↓
Brakes	21.3% (23 yrs)	13.1% (38 yrs)	-8.2%	🟢 ↓

Other Manufacture Years

1982 1983 1984 1985 1986 1987 1988 1989 1990 2007 2008 2009 2010

← Back to BMW 635 overview

Looking for the best year to buy? See the full comparison on the BMW 635 page →

About This Data

This page shows how BMW 635 cars manufactured in 1986 perform at MOT as they age. Data spans from 2009 to 2024, covering 1,105 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.