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K40 NAJ

2015 Mercedes-benz Slk

Silver Diesel 2143cc
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MOT Status

Valid
Expires28 May 2027
Tests10 (8 pass, 2 fail)
Pass rate80%

Mileage

51,510 mi
Last recorded51,510 miles
Recorded on22 May 2026
Typical for 2015 Mercedes-benz Slk34,786 mi

Significantly above average — investigate

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

RegistrationK40 NAJ
MakeMercedes-benz
ModelSlk
Year2015
ColourSilver
Fuel typeDiesel
Engine2,143cc

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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

8 pass 2 fail
Pass 22 May 2026 51,510 miles

Nearside Front Anti-roll bar damaged but not seriously weakened (5.3.3 (b) (i))

Nearside Front Anti-roll bar pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Front Anti-roll bar pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

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

Pass 23 May 2025 49,407 miles
Fail 22 May 2025 49,405 miles

Nearside Front Anti-roll bar linkage insecurely attached (5.3.3 (a) (i))

Offside Front Tyre has ply or cords exposed (5.2.3 (d) (ii)) DANGEROUS

Offside Front Anti-roll bar linkage ball joint has slight play (5.3.4 (a) (i))

Pass 24 May 2024 46,584 miles

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

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

Offside Front Tyre worn close to legal limit/worn on edge Inner Edge Worn (5.2.3 (e))

Pass 22 May 2023 43,721 miles
Pass 18 May 2022 37,489 miles

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

Nearside Front Tyre slightly damaged/cracking or perishing Outer Sidewall (5.2.3 (d) (ii))

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

Fail 18 May 2022 37,487 miles

Nearside Windscreen washer provides insufficient washer liquid (3.5 (a))

Offside Windscreen washer provides insufficient washer liquid (3.5 (a))

Front Brake pad(s) wearing thin (1.1.13 (a) (ii))

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

Nearside Front Tyre slightly damaged/cracking or perishing Outer Sidewall (5.2.3 (d) (ii))

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

Pass 25 May 2021 32,264 miles
Pass 29 May 2020 27,891 miles

Nearside Rear Outer Tyre slightly damaged/cracking or perishing Sidewall Damaged (5.2.3 (d) (ii))

Nearside Rear 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))

Pass 8 Mar 2019 20,887 miles

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

Nearside Rear Tyre slightly damaged/cracking or perishing Outer Sidewall (5.2.3 (d) (ii))

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

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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K40 NAJ is a 2015 Mercedes-benz Slk in Silver with a 2,143cc diesel engine. This vehicle has been through 10 MOT tests with a personal pass rate of 80%.

Across all 2015 Mercedes-benz Slk models, the average MOT pass rate is 86.8% with a typical mileage of 34,786 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 K40 NAJ, 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 11 years old, this Mercedes-benz Slk is still in the earlier part of its expected life.

Frequently Asked Questions

How do I check the history of K40 NAJ?

You can check the full history of K40 NAJ by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was K40 NAJ registered?

K40 NAJ is a 2015 Mercedes-benz Slk, first registered on 9 March 2015.

Is K40 NAJ safe to buy?

The MOT history for K40 NAJ shows 10 tests with a 80% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does K40 NAJ 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 K40 NAJ. 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.