2006 Mercedes Sl 55 — MOT History by Age

How cars manufactured in 2006 perform at MOT as they age

20 years

Current Age

90.5%

Latest Pass Rate

878

Total Tests (All Years)

53,887 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Best vintage for Sl 55

Compared to Average at Age 14

This car: 90.5%

Average: 52.5%

✅ 38.0% above average (12051 models compared)

How This Car Ages

Pass rate progression for the 2006 Mercedes Sl 55 as it ages.

3 yrs87.7%

→ ↓4.9%

4 yrs82.8%

→ ↑4.8%

5 yrs87.6%

→ ↓1.7%

6 yrs85.9%

→ ↑1.5%

7 yrs87.4%

→ ↓5.6%

8 yrs81.8%

→ ↑8.2%

9 yrs90.0%

→ ↓5.7%

10 yrs84.3%

→ ↑4.8%

11 yrs89.1%

→ ↓4.7%

12 yrs84.4%

→ ↑5.0%

13 yrs89.4%

→ ↑1.1%

14 yrs90.5%

📊 View as table

Age	Pass Rate	Tests
3 yrs	87.7%	81
4 yrs	82.8%	87
5 yrs	87.6%	89
6 yrs	85.9%	85
7 yrs	87.4%	87
8 yrs	81.8%	88
9 yrs	90.0%	80
10 yrs	84.3%	83
11 yrs	89.1%	64
12 yrs	84.4%	45
13 yrs	89.4%	47
14 yrs	90.5%	42

Pass Rate Trend

How the 2006 Mercedes Sl 55 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (14 yrs)	90.5%	42
2019 (13 yrs)	89.4%	47
2018 (12 yrs)	84.4%	45
2017 (11 yrs)	89.1%	64
2016 (10 yrs)	84.3%	83
2015 (9 yrs)	90%	80
2014 (8 yrs)	81.8%	88
2013 (7 yrs)	87.4%	87
2012 (6 yrs)	85.9%	85
2011 (5 yrs)	87.6%	89
2010 (4 yrs)	82.8%	87
2009 (3 yrs)	87.7%	81

Year-by-Year MOT Results

2009

87.7%

Age (yrs) 3Tests 81Avg Mileage 19,605Top Failure Tyres — 8.6%

2010

82.8%

Age (yrs) 4Tests 87Avg Mileage 25,075Top Failure Suspension — 8.0%

2011

87.6%

Age (yrs) 5Tests 89Avg Mileage 35,790Top Failure Tyres — 7.9%

2012

85.9%

Age (yrs) 6Tests 85Avg Mileage 34,436Top Failure Brakes — 5.9%

2013

87.4%

Age (yrs) 7Tests 87Avg Mileage 39,474Top Failure Tyres — 11.5%

2014

81.8%

Age (yrs) 8Tests 88Avg Mileage 42,329Top Failure Tyres — 17.0%

2015

90.0%

Age (yrs) 9Tests 80Avg Mileage 46,291Top Failure Tyres — 11.3%

2016

84.3%

Age (yrs) 10Tests 83Avg Mileage 48,959Top Failure Tyres — 21.7%

2017

89.1%

Age (yrs) 11Tests 64Avg Mileage 49,950Top Failure Brakes — 28.1%

2018

84.4%

Age (yrs) 12Tests 45Avg Mileage 56,375Top Failure Tyres — 11.1%

2019

89.4%

Age (yrs) 13Tests 47Avg Mileage 59,672Top Failure Road Wheels — 10.6%

2020

90.5%

Age (yrs) 14Tests 42Avg Mileage 53,887Top Failure Tyres — 7.1%

MOT results for 2006 Mercedes Sl 55 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	3	87.7%	81	19,605	Tyres — 8.6%
2010	4	82.8%	87	25,075	Suspension — 8.0%
2011	5	87.6%	89	35,790	Tyres — 7.9%
2012	6	85.9%	85	34,436	Brakes — 5.9%
2013	7	87.4%	87	39,474	Tyres — 11.5%
2014	8	81.8%	88	42,329	Tyres — 17.0%
2015	9	90.0%	80	46,291	Tyres — 11.3%
2016	10	84.3%	83	48,959	Tyres — 21.7%
2017	11	89.1%	64	49,950	Brakes — 28.1%
2018	12	84.4%	45	56,375	Tyres — 11.1%
2019	13	89.4%	47	59,672	Road Wheels — 10.6%
2020	14	90.5%	42	53,887	Tyres — 7.1%

Common MOT Failures

Top failure categories across all test years for 2006 Mercedes Sl 55, with age trends.

Tyres

10.6%

— Consistent

Brakes

8.0%

↑ Increases with age

Suspension

5.8%

— Consistent

Road Wheels

4.9%

↑ Increases with age

Identification of the vehicle

4.8%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	1.2% (3 yrs)	4.8% (14 yrs)	+3.6%	🔴 ↑
Suspension	2.5% (3 yrs)	4.8% (14 yrs)	+2.3%	🔴 ↑
Tyres	8.6% (3 yrs)	7.1% (14 yrs)	-1.5%	⚪ —

Other Manufacture Years

2002 2003 2004 2005 2006 2007

← Back to Mercedes Sl 55 overview

Looking for the best year to buy? See the full comparison on the Mercedes Sl 55 page →

About This Data

This page shows how Mercedes Sl 55 cars manufactured in 2006 perform at MOT as they age. Data spans from 2009 to 2020, covering 878 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.