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CT55 STT

2021 Mercedes-benz C

Grey Diesel 1997cc
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MOT Status

Valid
Expires21 Sep 2027
Tests13 (11 pass, 2 fail)
Pass rate84.6%

Mileage

107,822 mi
Last recorded107,822 miles
Recorded on22 Sep 2026
Typical for 2021 Mercedes-benz C30,054 mi

Significantly above average — investigate

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

RegistrationCT55 STT
MakeMercedes-benz
ModelC
Year2021
ColourGrey
Fuel typeDiesel
Engine1,997cc

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MOT History

11 pass 2 fail
Pass 22 Sep 2026 107,822 miles
Fail 10 Sep 2026 107,814 miles

Battery insecure and likely to cause a short circuit (4.13 (a) (ii))

Horn not working (7.7 (a))

Nearside Rear Position lamp not working (4.2.1 (a) (ii))

Pass 1 Sep 2025 97,727 miles

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

Pass 24 Jul 2025 156,635 miles

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

Pass 12 May 2025 91,848 miles
Pass 14 May 2024 83,954 miles
Pass 11 Apr 2024 91,998 miles

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

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

Oil leak, but not excessive (8.4.1 (a) (i))

Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Fail 11 Apr 2024 91,997 miles

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

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

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

Oil leak, but not excessive (8.4.1 (a) (i))

Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Pass 10 May 2023 68,974 miles
Pass 4 Jul 2022 58,624 miles

Offside Front Tyre worn close to legal limit/worn on edge inner edge worn & stepped (5.2.3 (e))

Pass 15 Jun 2021 40,647 miles

Windscreen wiper blade defective (3.4 (b) (i))

Pass 9 Jul 2020 26,830 miles
Pass 25 Apr 2020

COVID-19 6 MONTH EXTENSION

How Reliable is the Mercedes-benz C?

Based on 8,031,355 MOT tests across 683,668 vehicles.

77.6%
Pass Rate
6,412
Miles/Year
32
Year Lifespan
683,668
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 240,078
Suspension arm has excessive play in a ball joint 76,831
Track rod end ball joint has excessive play 67,503
Brake pipe excessively corroded 66,298
coil spring broken 61,560
Full Mercedes-benz C reliability report

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CT55 STT is a 2021 Mercedes-benz C in Grey with a 1,997cc diesel engine. This vehicle has been through 13 MOT tests with a personal pass rate of 84.6%.

Across all 2021 Mercedes-benz C models, the average MOT pass rate is 88.9% with a typical mileage of 30,054 miles. This particular vehicle has a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

The most common reason a Mercedes-benz C fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 240,078 recorded failures. If you're considering buying CT55 STT, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz C typically stays on UK roads for around 32 years. At 5 years old, this Mercedes-benz C is still in the earlier part of its expected life.

Frequently Asked Questions

How do I check the history of CT55 STT?

You can check the full history of CT55 STT by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was CT55 STT registered?

CT55 STT is a 2021 Mercedes-benz C, first registered on 25 February 2021.

Is CT55 STT safe to buy?

The MOT history for CT55 STT shows 13 tests with a 84.6% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does CT55 STT 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 CT55 STT. 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.