1983 BMW 635 — MOT History by Age

How cars manufactured in 1983 perform at MOT as they age

43 years

Current Age

73.0%

Latest Pass Rate

314

Total Tests (All Years)

101,484 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 1983 BMW 635 as it ages.

26 yrs51.4%

→ ↑11.1%

27 yrs62.5%

→ ↓5.0%

28 yrs57.5%

→ ↓2.7%

29 yrs54.8%

→ ↑11.9%

30 yrs66.7%

→ ↓11.1%

31 yrs55.6%

→ ↑7.3%

32 yrs62.9%

→ ↑3.8%

33 yrs66.7%

→ ↑6.3%

34 yrs73.0%

📊 View as table

Age	Pass Rate	Tests
26 yrs	51.4%	37
27 yrs	62.5%	32
28 yrs	57.5%	40
29 yrs	54.8%	31
30 yrs	66.7%	36
31 yrs	55.6%	36
32 yrs	62.9%	35
33 yrs	66.7%	30
34 yrs	73.0%	37

Pass Rate Trend

How the 1983 BMW 635 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2017 (34 yrs)	73%	37
2016 (33 yrs)	66.7%	30
2015 (32 yrs)	62.9%	35
2014 (31 yrs)	55.6%	36
2013 (30 yrs)	66.7%	36
2012 (29 yrs)	54.8%	31
2011 (28 yrs)	57.5%	40
2010 (27 yrs)	62.5%	32
2009 (26 yrs)	51.4%	37

Year-by-Year MOT Results

2009High Fail Rate

51.4%

Age (yrs) 26Tests 37Avg Mileage 107,604Top Failure Lamps, Reflectors and Electrical Equipment — 32.4%

2010High Fail Rate

62.5%

Age (yrs) 27Tests 32Avg Mileage 93,339Top Failure Brakes — 15.6%

2011High Fail Rate

57.5%

Age (yrs) 28Tests 40Avg Mileage 92,906Top Failure Brakes — 27.5%

2012High Fail Rate

54.8%

Age (yrs) 29Tests 31Avg Mileage 93,694Top Failure Lamps, Reflectors and Electrical Equipment — 22.6%

2013

66.7%

Age (yrs) 30Tests 36Avg Mileage 95,595Top Failure Lamps, Reflectors and Electrical Equipment — 41.7%

2014High Fail Rate

55.6%

Age (yrs) 31Tests 36Avg Mileage 95,995Top Failure Brakes — 86.1%

2015High Fail Rate

62.9%

Age (yrs) 32Tests 35Avg Mileage 96,583Top Failure Lamps, Reflectors and Electrical Equipment — 31.4%

2016

66.7%

Age (yrs) 33Tests 30Avg Mileage 90,896Top Failure Brakes — 33.3%

2017

73.0%

Age (yrs) 34Tests 37Avg Mileage 101,484Top Failure Suspension — 35.1%

MOT results for 1983 BMW 635 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	26	51.4%	37	107,604	Lamps, Reflectors and Electrical Equipment — 32.4%
2010	27	62.5%	32	93,339	Brakes — 15.6%
2011	28	57.5%	40	92,906	Brakes — 27.5%
2012	29	54.8%	31	93,694	Lamps, Reflectors and Electrical Equipment — 22.6%
2013	30	66.7%	36	95,595	Lamps, Reflectors and Electrical Equipment — 41.7%
2014	31	55.6%	36	95,995	Brakes — 86.1%
2015	32	62.9%	35	96,583	Lamps, Reflectors and Electrical Equipment — 31.4%
2016	33	66.7%	30	90,896	Brakes — 33.3%
2017	34	73.0%	37	101,484	Suspension — 35.1%

Common MOT Failures

Top failure categories across all test years for 1983 BMW 635, with age trends.

Brakes

34.4%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

28.8%

↓ Decreases with age

Suspension

28.3%

— Consistent

Body, Structure and General Items

22.3%

↑ Increases with age

Exhaust, Fuel and Emissions

19.7%

↓ 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	18.9% (26 yrs)	35.1% (34 yrs)	+16.2%	🔴 ↑
Lamps, Reflectors and Electrical Equipment	32.4% (26 yrs)	16.2% (34 yrs)	-16.2%	🟢 ↓
Suspension	32.4% (26 yrs)	35.1% (34 yrs)	+2.7%	🔴 ↑
Driver's View of the Road	16.2% (26 yrs)	13.5% (34 yrs)	-2.7%	🟢 ↓

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 1983 perform at MOT as they age. Data spans from 2009 to 2017, covering 314 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.