1998 Jeep Wrangler 4.0 Sahara — MOT History by Age

How cars manufactured in 1998 perform at MOT as they age

28 years

Current Age

73.1%

Latest Pass Rate

743

Total Tests (All Years)

104,516 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Best vintage for Wrangler 4.0 Sahara

Insufficient data for same-age comparison.

How This Car Ages

Pass rate progression for the 1998 Jeep Wrangler 4.0 Sahara as it ages.

11 yrs51.6%

→ ↓1.6%

12 yrs50.0%

→ ↑11.0%

13 yrs61.0%

→ ↓9.3%

14 yrs51.7%

→ ↓5.4%

15 yrs46.3%

→ ↑8.1%

16 yrs54.4%

→ ↓1.7%

17 yrs52.7%

→ ↑7.7%

18 yrs60.4%

→ ↑8.2%

19 yrs68.6%

→ ↓3.9%

20 yrs64.7%

→ ↓10.6%

21 yrs54.1%

→ ↑9.5%

22 yrs63.6%

→ ↓0.4%

23 yrs63.2%

→ ↓18.5%

25 yrs44.7%

→ ↑28.4%

26 yrs73.1%

📊 View as table

Age	Pass Rate	Tests
11 yrs	51.6%	62
12 yrs	50.0%	60
13 yrs	61.0%	59
14 yrs	51.7%	60
15 yrs	46.3%	54
16 yrs	54.4%	57
17 yrs	52.7%	55
18 yrs	60.4%	53
19 yrs	68.6%	51
20 yrs	64.7%	34
21 yrs	54.1%	37
22 yrs	63.6%	33
23 yrs	63.2%	38
25 yrs	44.7%	38
26 yrs	73.1%	52

Pass Rate Trend

How the 1998 Jeep Wrangler 4.0 Sahara pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (26 yrs)	73.1%	52
2023 (25 yrs)	44.7%	38
2021 (23 yrs)	63.2%	38
2020 (22 yrs)	63.6%	33
2019 (21 yrs)	54.1%	37
2018 (20 yrs)	64.7%	34
2017 (19 yrs)	68.6%	51
2016 (18 yrs)	60.4%	53
2015 (17 yrs)	52.7%	55
2014 (16 yrs)	54.4%	57
2013 (15 yrs)	46.3%	54
2012 (14 yrs)	51.7%	60
2011 (13 yrs)	61%	59
2010 (12 yrs)	50%	60
2009 (11 yrs)	51.6%	62

Year-by-Year MOT Results

2009High Fail Rate

51.6%

Age (yrs) 11Tests 62Avg Mileage 69,142Top Failure Lamps, Reflectors and Electrical Equipment — 27.4%

2010High Fail Rate

50.0%

Age (yrs) 12Tests 60Avg Mileage 68,997Top Failure Suspension — 30.0%

2011High Fail Rate

61.0%

Age (yrs) 13Tests 59Avg Mileage 74,885Top Failure Brakes — 23.7%

2012High Fail Rate

51.7%

Age (yrs) 14Tests 60Avg Mileage 76,679Top Failure Brakes — 25.0%

2013High Fail Rate

46.3%

Age (yrs) 15Tests 54Avg Mileage 82,184Top Failure Brakes — 101.9%

2014High Fail Rate

54.4%

Age (yrs) 16Tests 57Avg Mileage 87,281Top Failure Lamps, Reflectors and Electrical Equipment — 75.4%

2015High Fail Rate

52.7%

Age (yrs) 17Tests 55Avg Mileage 85,552Top Failure Suspension — 69.1%

2016High Fail Rate

60.4%

Age (yrs) 18Tests 53Avg Mileage 89,458Top Failure Suspension — 66.0%

2017

68.6%

Age (yrs) 19Tests 51Avg Mileage 90,135Top Failure Brakes — 72.5%

2018High Fail Rate

64.7%

Age (yrs) 20Tests 34Avg Mileage 87,356Top Failure Brakes — 76.5%

2019High Fail Rate

54.1%

Age (yrs) 21Tests 37Avg Mileage 97,272Top Failure Suspension — 86.5%

2020High Fail Rate

63.6%

Age (yrs) 22Tests 33Avg Mileage 103,725Top Failure Suspension — 75.8%

2021High Fail Rate

63.2%

Age (yrs) 23Tests 38Avg Mileage 101,758Top Failure Suspension — 65.8%

2023High Fail Rate

44.7%

Age (yrs) 25Tests 38Avg Mileage 103,718Top Failure Brakes — 92.1%

2024

73.1%

Age (yrs) 26Tests 52Avg Mileage 104,516Top Failure Lamps, reflectors and electrical equipment — 42.3%

MOT results for 1998 Jeep Wrangler 4.0 Sahara by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	11	51.6%	62	69,142	Lamps, Reflectors and Electrical Equipment — 27.4%
2010	12	50.0%	60	68,997	Suspension — 30.0%
2011	13	61.0%	59	74,885	Brakes — 23.7%
2012	14	51.7%	60	76,679	Brakes — 25.0%
2013	15	46.3%	54	82,184	Brakes — 101.9%
2014	16	54.4%	57	87,281	Lamps, Reflectors and Electrical Equipment — 75.4%
2015	17	52.7%	55	85,552	Suspension — 69.1%
2016	18	60.4%	53	89,458	Suspension — 66.0%
2017	19	68.6%	51	90,135	Brakes — 72.5%
2018	20	64.7%	34	87,356	Brakes — 76.5%
2019	21	54.1%	37	97,272	Suspension — 86.5%
2020	22	63.6%	33	103,725	Suspension — 75.8%
2021	23	63.2%	38	101,758	Suspension — 65.8%
2023	25	44.7%	38	103,718	Brakes — 92.1%
2024	26	73.1%	52	104,516	Lamps, reflectors and electrical equipment — 42.3%

Common MOT Failures

Top failure categories across all test years for 1998 Jeep Wrangler 4.0 Sahara, with age trends.

Suspension

51.8%

↓ Decreases with age

Brakes

50.1%

— Consistent

Lamps, reflectors and electrical equipment

42.0%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

35.9%

↑ Increases with age

Tyres

32.5%

↑ 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
Suspension	17.7% (11 yrs)	7.7% (26 yrs)	-10.0%	🟢 ↓
Brakes	21.0% (11 yrs)	23.1% (26 yrs)	+2.1%	🔴 ↑

Other Manufacture Years

1997 1998 1999

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About This Data

This page shows how Jeep Wrangler 4.0 Sahara cars manufactured in 1998 perform at MOT as they age. Data spans from 2009 to 2024, covering 743 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.