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1983 Mercedes-Benz Sl — MOT History by Age

How cars manufactured in 1983 perform at MOT as they age

43 years
Current Age
91.3%
Latest Pass Rate
505
Total Tests (All Years)
92,728 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 Mercedes-Benz Sl as it ages.

38 yrs81.3%
39 yrs80.2%
40 yrs82.2%
41 yrs91.3%

Bar chart showing pass rate by car age from 38 to 41 years

Fail Rate %
📊 View as table
AgePass RateTests
38 yrs81.3%139
39 yrs80.2%111
40 yrs82.2%129
41 yrs91.3%126

Pass Rate Trend

How the 1983 Mercedes-Benz Sl pass rate changes as it ages, from first MOT to most recent.

Trend shows improving over 4 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2024 (41 yrs)91.3%126
2023 (40 yrs)82.2%129
2022 (39 yrs)80.2%111
2021 (38 yrs)81.3%139

Year-by-Year MOT Results

2021
81.3%
Age (yrs) 38Tests 139Avg Mileage 95,042Top Failure Brakes — 23.7%
2022
80.2%
Age (yrs) 39Tests 111Avg Mileage 96,500Top Failure Brakes — 18.9%
2023
82.2%
Age (yrs) 40Tests 129Avg Mileage 95,424Top Failure Suspension — 21.7%
2024
91.3%
Age (yrs) 41Tests 126Avg Mileage 92,728Top Failure Lamps, reflectors and electrical equipment — 8.7%

Common MOT Failures

Top failure categories across all test years for 1983 Mercedes-Benz Sl, with age trends.

Brakes
20.9%
↓ Decreases with age
Lamps, reflectors and electrical equipment
12.7%
↓ Decreases with age
Suspension
12.4%
↓ Decreases with age
Body, chassis, structure
10.2%
↓ Decreases with age
Tyres
8.9%
— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Suspension15.8% (38 yrs)4.0% (41 yrs)
-11.8%
🟢 ↓
Visibility11.5% (38 yrs)4.8% (41 yrs)
-6.7%
🟢 ↓
Lamps, reflectors and electrical equipment13.7% (38 yrs)8.7% (41 yrs)
-5.0%
🟢 ↓
Tyres7.9% (38 yrs)7.1% (41 yrs)
-0.8%
⚪ —

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Mercedes-Benz Sl page →

About This Data

This page shows how Mercedes-Benz Sl cars manufactured in 1983 perform at MOT as they age. Data spans from 2021 to 2024, covering 505 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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