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B40 UNN

2011 Mercedes-benz S-class

Black Petrol 6208cc
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MOT Status

Valid
Expires19 Feb 2027
Tests24 (23 pass, 1 fail)
Pass rate95.8%

Mileage

109,615 mi
Last recorded109,615 miles
Recorded on20 Feb 2026
Typical for 2011 Mercedes-benz S-class73,764 mi

Significantly above average — investigate

4 checks still locked for this Mercedes-benz
Stolen
Finance
Write-off
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Vehicle Details

RegistrationB40 UNN
MakeMercedes-benz
ModelS-class
Year2011
ColourBlack
Fuel typePetrol
Engine6,208cc

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MOT History

23 pass 1 fail
Pass 20 Feb 2026 109,615 miles

Offside Front Anti-roll bar linkage ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Pass 4 Dec 2025 108,547 miles
Pass 18 Jan 2025 108,845 miles
Pass 18 Dec 2024 99,137 miles

Front Brake disc worn, but not excessively (1.1.14 (a) (i))

Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Offside Front Suspension arm ball joint dust cover severely deteriorated straight arm (5.3.4 (b) (i))

Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Rear Brake disc worn, but not excessively (1.1.14 (a) (i))

Pass 20 Jan 2024 107,858 miles
Pass 14 Dec 2023 90,385 miles

Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Fail 8 Dec 2023 90,385 miles

Nearside Front Lower Suspension arm ball joint excessively worn rear arm (5.3.4 (a) (i))

Offside Front Suspension arm ball joint excessively worn rear arm (5.3.4 (a) (i))

Offside Rear Seat belt not functioning as intended wont retract (7.1.2 (c))

Nearside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

Offside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Pass 21 Jan 2023 106,701 miles
Pass 18 Oct 2022 77,470 miles
Pass 7 Jan 2022 103,372 miles
Pass 2 Nov 2021 71,757 miles
Pass 9 Jan 2021 98,680 miles
Pass 21 Dec 2020 64,163 miles
Pass 14 Dec 2020 63,574 miles
Pass 19 Dec 2019 94,494 miles
Pass 17 Jan 2019 78,724 miles
Pass 17 Apr 2018 58,580 miles
Pass 6 Dec 2017 66,254 miles

Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)

Pass 6 Oct 2017 44,948 miles
Pass 25 Apr 2017 31,170 miles
Pass 11 Nov 2016 59,910 miles

Front Inner Brake pad(s) wearing thin (3.5.1g)

Windscreen has damage to an area less than a 10mm circle within zone 'A' (8.3.1a)

Pass 9 Jun 2016 3,343 miles
Pass 28 Nov 2015 55,359 miles

Rear Brake pad(s) wearing thin (3.5.1g)

Pass 24 Oct 2014 44,827 miles

How Reliable is the Mercedes-benz S-class?

Based on 692,220 MOT tests across 62,130 vehicles.

80.6%
Pass Rate
6,086
Miles/Year
39
Year Lifespan
62,130
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 25,613
Brake pipe excessively corroded 8,895
Parking brake: efficiency below requirements 6,706
Suspension arm has excessive play in a ball joint 6,018
Windscreen wiper does not clear the windscreen effectively 5,811
Full Mercedes-benz S-class reliability report

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B40 UNN is a 2011 Mercedes-benz S-class in Black with a 6,208cc petrol engine. This vehicle has been through 24 MOT tests with a personal pass rate of 95.8%.

Across all 2011 Mercedes-benz S-class models, the average MOT pass rate is 84.1% with a typical mileage of 73,764 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Mercedes-benz S-class fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 25,613 recorded failures. If you're considering buying B40 UNN, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz S-class typically stays on UK roads for around 39 years. At 15 years old, this Mercedes-benz S-class is still in the earlier part of its expected life.

Frequently Asked Questions

How do I check the history of B40 UNN?

You can check the full history of B40 UNN by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was B40 UNN registered?

B40 UNN is a 2011 Mercedes-benz S-class, first registered on 30 September 2011.

Is B40 UNN safe to buy?

The MOT history for B40 UNN shows 24 tests with a 95.8% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does B40 UNN have outstanding finance?

Finance checks require a premium vehicle report. This checks against all major UK finance providers to see if there is any outstanding finance on B40 UNN. If you buy a car with outstanding finance, the finance company can repossess it.

No warranty or guarantee of accuracy is provided for any free data on this page. The data guarantee applies only to information obtained through the purchase of a full check.