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K121 KDW

2009 Mercedes-benz Slk

Black Petrol 1998cc
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MOT Status

Valid
Expires30 Jun 2027
Tests19 (14 pass, 5 fail)
Pass rate73.7%

Mileage

81,581 mi
Last recorded81,581 miles
Recorded on29 Jun 2026
Typical for 2009 Mercedes-benz Slk47,311 mi

Significantly above average — investigate

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

RegistrationK121 KDW
MakeMercedes-benz
ModelSlk
Year2009
ColourBlack
Fuel typePetrol
Engine1,998cc

All premium checks include

50+ data points
Finance Check (Experian) Insurance Write-off Salvage Auction Stolen Check Previous Owners Ex-Taxi, Police, NHS Mileage Anomaly Import / Export Scrapped Check Plate Changes

MOT History

14 pass 5 fail
Pass 29 Jun 2026 81,581 miles
Pass 1 Jul 2025 78,687 miles
Fail 30 Jun 2025 78,685 miles

Offside Front Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i))

Pass 1 Jul 2024 74,885 miles
Fail 25 Jun 2024 74,879 miles

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

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

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

Pass 22 Jun 2023 70,069 miles
Fail 19 Jun 2023 70,069 miles

Offside Front Brake pipe excessively corroded (1.1.11 (c))

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

Pass 14 Jun 2022 66,753 miles
Pass 13 May 2021 63,033 miles

Central Integral body structure or chassis corroded within 30cm of a mounting, but not seriously affecting overall security NEARSIDE SEAT POSITION (6.2.2 (d) (i))

Nearside Rear Coil spring corroded (5.3.1 (b) (i))

Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

Fail 12 May 2021 63,032 miles

Nearside Rear Brake pipe excessively corroded (1.1.11 (c))

Offside Rear Brake pipe excessively corroded (1.1.11 (c))

Central Integral body structure or chassis corroded within 30cm of a mounting, but not seriously affecting overall security NEARSIDE SEAT POSITION (6.2.2 (d) (i))

Nearside Rear Coil spring corroded (5.3.1 (b) (i))

Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

Pass 16 May 2020 62,424 miles

Nearside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Offside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Pass 19 Feb 2019 61,540 miles

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

Nearside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Offside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Fail 15 Feb 2019 61,540 miles

Nearside Front Coil spring fractured or broken (5.3.1 (b) (i))

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

Nearside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Offside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Pass 22 Feb 2018 53,422 miles

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

Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

Offside Front Inner Tyre worn close to the legal limit (4.1.E.1)

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

Rear brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)

Pass 1 Mar 2017 41,754 miles

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

Pass 4 Mar 2016 36,043 miles
Pass 16 Feb 2015 28,018 miles

Nearside Rear Tyre worn close to the legal limit (4.1.E.1)

Offside Rear Tyre worn close to the legal limit (4.1.E.1)

Pass 7 Mar 2014 19,678 miles
Pass 3 Jun 2013 12,082 miles

How Reliable is the Mercedes-benz Slk?

Based on 1,335,553 MOT tests across 81,472 vehicles.

80.0%
Pass Rate
3,226
Miles/Year
29
Year Lifespan
81,472
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 28,060
coil spring broken 11,334
Stop lamp not working 8,797
Brake pipe excessively corroded 8,610
Tyre has ply or cords exposed 8,088
Full Mercedes-benz Slk reliability report

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K121 KDW is a 2009 Mercedes-benz Slk in Black with a 1,998cc petrol engine. This vehicle has been through 19 MOT tests with a personal pass rate of 73.7%.

Across all 2009 Mercedes-benz Slk models, the average MOT pass rate is 80.7% with a typical mileage of 47,311 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 Slk fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 28,060 recorded failures. If you're considering buying K121 KDW, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz Slk typically stays on UK roads for around 29 years. At 17 years old, this Mercedes-benz Slk is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of K121 KDW?

You can check the full history of K121 KDW by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was K121 KDW registered?

K121 KDW is a 2009 Mercedes-benz Slk, first registered on 23 December 2009.

Is K121 KDW safe to buy?

The MOT history for K121 KDW shows 19 tests with a 73.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does K121 KDW 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 K121 KDW. 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.