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KN55 FRK

2005 Mercedes-benz Slk

Blue Petrol 1998cc
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MOT Status

Valid
Expires1 Jan 2027
Tests24 (19 pass, 5 fail)
Pass rate79.2%

Mileage

108,381 mi
Last recorded108,381 miles
Recorded on30 Dec 2025
Typical for 2005 Mercedes-benz Slk56,199 mi

Significantly above average — investigate

4 checks still locked for this Mercedes-benz
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Vehicle Details

RegistrationKN55 FRK
MakeMercedes-benz
ModelSlk
Year2005
ColourBlue
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

19 pass 5 fail
Pass 30 Dec 2025 108,381 miles
Fail 30 Dec 2025 108,381 miles

Offside Front Tyre tread pattern not visible over the whole tread area when minimum depth required is 1.0mm (5.2.3 (e))

Pass 7 Dec 2024 104,128 miles

Front Suspension arm pin or bush worn but not resulting in excessive movement both (5.3.4 (a) (i))

Rear Sub-frame is corroded but structural rigidity is not significantly reduced (6.1.1 (c) (i))

Pass 22 Dec 2023 101,319 miles
Pass 30 Dec 2022 98,200 miles
Pass 22 Dec 2021 93,914 miles

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

Pass 21 Dec 2020 91,320 miles
Pass 23 Dec 2019 88,114 miles

Rear rear tyre treads low

Pass 21 Dec 2018 81,256 miles
Pass 2 Jan 2018 76,822 miles
Fail 2 Jan 2018 76,822 miles

Driver's seat insecure (6.2.A.1)

Pass 8 Aug 2017 74,638 miles

Front wheel bearing has slight play both (2.5.A.3c)

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

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

Pass 12 Oct 2016 71,785 miles

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

Nearside Front Tyre worn close to the legal limit inner edge (4.1.E.1)

Pass 21 Oct 2015 70,055 miles

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

Nearside Front Tyre worn close to the legal limit inner edge (4.1.E.1)

Fail 1 Oct 2014 67,881 miles

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

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

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

Nearside Rear position lamp(s) has light sources not illuminating, but not more than 50% (1.1.A.3b)

Nearside Stop lamp has light sources not illuminating, but not more than 50% (1.2.1b)

Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt (2.4.G.2)

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

Offside Front wheel bearing has slight play (2.5.A.3c)

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

Pass 1 Oct 2014 67,881 miles

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

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

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

Nearside Rear position lamp(s) has light sources not illuminating, but not more than 50% (1.1.A.3b)

Nearside Stop lamp has light sources not illuminating, but not more than 50% (1.2.1b)

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

Offside Front wheel bearing has slight play (2.5.A.3c)

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

Fail 17 Sep 2013 65,072 miles

Front registration plate background overprinted or shadowed with text (6.3.1e)

Nearside Rear Direction indicator incorrect colour (1.4.A.2f)

Nearside Windscreen wiper does not clear the windscreen effectively (8.2.2)

Offside Front Lower Suspension arm ball joint dust cover damaged, but preventing the ingress of dirt (2.4.G.2)

Offside Front wheel bearing has slight play (2.5.A.3c)

Offside Rear Direction indicator incorrect colour (1.4.A.2f)

Offside Windscreen wiper does not clear the windscreen effectively (8.2.2)

Rear registration plate background overprinted or shadowed with text (6.3.1e)

rear exhaust hangers and mounting brackets corroded

Pass 17 Sep 2013 65,072 miles

Offside Front Lower Suspension arm ball joint dust cover damaged, but preventing the ingress of dirt (2.4.G.2)

Offside Front wheel bearing has slight play (2.5.A.3c)

rear exhaust hangers and mounting brackets corroded

Pass 12 Jun 2012 60,491 miles

Nearside Rear Direction indicator slightly discoloured (1.4.A.2f)

Offside Rear Direction indicator slightly discoloured (1.4.A.2f)

rear exhaust hangers corroded

Pass 12 May 2011 53,538 miles

rear pads worn very low and slight wear to rear discs

Pass 3 Jun 2010 46,345 miles

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

Fail 1 Jun 2010 46,299 miles

Nearside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Nearside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Offside Front Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (4.1.D.1a)

Offside Headlamp not working on dipped beam (1.7.5a)

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

Pass 21 May 2009 34,076 miles

nearside front tyre dig in sidewall

Pass 6 Jun 2008 30,211 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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KN55 FRK is a 2005 Mercedes-benz Slk in Blue with a 1,998cc petrol engine. This vehicle has been through 24 MOT tests with a personal pass rate of 79.2%.

Across all 2005 Mercedes-benz Slk models, the average MOT pass rate is 79.6% with a typical mileage of 56,199 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 KN55 FRK, 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 21 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 KN55 FRK?

You can check the full history of KN55 FRK by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KN55 FRK registered?

KN55 FRK is a 2005 Mercedes-benz Slk, first registered on 29 November 2005.

Is KN55 FRK safe to buy?

The MOT history for KN55 FRK shows 24 tests with a 79.2% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KN55 FRK 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 KN55 FRK. 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.