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2017 Mercedes-Benz Slc — MOT History by Age

How cars manufactured in 2017 perform at MOT as they age

9 years
Current Age
87.0%
Latest Pass Rate
19,511
Total Tests (All Years)
35,064 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 7

This car: 87.0%
Average: 69.5%

✅ 17.5% above average (17409 models compared)

How This Car Ages

Pass rate progression for the 2017 Mercedes-Benz Slc as it ages.

2 yrs94.3%
3 yrs91.5%
4 yrs89.7%
5 yrs88.3%
6 yrs85.8%
7 yrs87.0%

Bar chart showing pass rate by car age from 2 to 7 years

Fail Rate %
📊 View as table
AgePass RateTests
2 yrs94.3%70
3 yrs91.5%3,687
4 yrs89.7%3,514
5 yrs88.3%2,862
6 yrs85.8%3,457
7 yrs87.0%5,921

Pass Rate Trend

How the 2017 Mercedes-Benz Slc pass rate changes as it ages, from first MOT to most recent.

Trend shows declining over 6 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2024 (7 yrs)87%5,921
2023 (6 yrs)85.8%3,457
2022 (5 yrs)88.3%2,862
2021 (4 yrs)89.7%3,514
2020 (3 yrs)91.5%3,687
2019 (2 yrs)94.3%70

Year-by-Year MOT Results

2019
94.3%
Age (yrs) 2Tests 70Avg Mileage 17,532Top Failure Tyres — 5.7%
2020
91.5%
Age (yrs) 3Tests 3,687Avg Mileage 17,808Top Failure Tyres — 12.9%
2021
89.7%
Age (yrs) 4Tests 3,514Avg Mileage 21,276Top Failure Tyres — 16.0%
2022
88.3%
Age (yrs) 5Tests 2,862Avg Mileage 25,856Top Failure Tyres — 19.2%
2023
85.8%
Age (yrs) 6Tests 3,457Avg Mileage 30,476Top Failure Tyres — 22.5%
2024
87.0%
Age (yrs) 7Tests 5,921Avg Mileage 35,064Top Failure Tyres — 12.7%

Common MOT Failures

Top failure categories across all test years for 2017 Mercedes-Benz Slc, with age trends.

Tyres
14.8%
↑ Increases with age
Suspension
3.5%
↑ Increases with age
Brakes
2.9%
— Consistent
Lamps, reflectors and electrical equipment
2.2%
— Consistent
Noise, emissions and leaks
1.1%
— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Tyres5.7% (2 yrs)12.7% (7 yrs)
+7.0%
🔴 ↑
Lamps, reflectors and electrical equipment2.9% (2 yrs)2.2% (7 yrs)
-0.7%
⚪ —
Brakes4.3% (2 yrs)3.8% (7 yrs)
-0.5%
⚪ —

Other Manufacture Years

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

About This Data

This page shows how Mercedes-Benz Slc cars manufactured in 2017 perform at MOT as they age. Data spans from 2019 to 2024, covering 19,511 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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