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MT51 SLK

2004 Mercedes-benz Slk

Black Petrol 3498cc
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MOT Status

Valid
Expires25 Apr 2027
Tests27 (20 pass, 7 fail)
Pass rate74.1%

Mileage

91,100 mi
Last recorded91,100 miles
Recorded on30 Mar 2026
Typical for 2004 Mercedes-benz Slk57,472 mi

Significantly above average — investigate

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

RegistrationMT51 SLK
MakeMercedes-benz
ModelSlk
Year2004
ColourBlack
Fuel typePetrol
Engine3,498cc

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

20 pass 7 fail
Pass 30 Mar 2026 91,100 miles
Fail 25 Mar 2026 91,100 miles

Central Stop lamp(s) not working (4.3.1 (a) (ii))

Registration plate lamp inoperative in the case of a single lamp or all lamps (4.7.1 (b) (ii))

Pass 28 Mar 2025 82,431 miles

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

Pass 16 Apr 2024 73,253 miles

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

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

Pass 25 Apr 2023 70,819 miles

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

Fail 18 Apr 2023 70,819 miles

Nearside Front Shock absorbers has negligible damping effect (5.3.2 (d))

Offside Front Position lamp not working (4.2.1 (a) (ii))

Offside Front Shock absorbers has negligible damping effect (5.3.2 (d))

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

Pass 26 Apr 2022 64,502 miles

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

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

Fail 25 Apr 2022 64,501 miles

Nearside Headlamp aim too high (4.1.2 (a))

Offside Headlamp aim too high (4.1.2 (a))

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

Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii))

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

Pass 7 Jun 2021 58,373 miles
Pass 22 Sep 2020 58,217 miles

undertrays fitted obscuring components

Fail 22 Sep 2020 58,217 miles

Headlamp levelling device inoperative (4.1.5 (a))

undertrays fitted obscuring components

Pass 21 Sep 2019 58,097 miles

UNDERTRAYS FITTED

Pass 29 Sep 2018 57,632 miles

Under Trays Fitted.

Pass 7 Oct 2017 57,216 miles

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

Rear Shock absorber has slight corrosion to the casing N/S & O/S (2.7.2a)

Undetrays Conceal Underbody Components

Pass 15 Oct 2016 56,740 miles

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

Rear Brake pipe slightly corroded both (3.6.B.2c)

engine, under body and sill covers fitted

Pass 14 Oct 2015 52,935 miles

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

Pass 24 Sep 2014 46,415 miles
Pass 27 Sep 2013 39,998 miles
Pass 25 Sep 2012 36,709 miles
Fail 25 Sep 2012 36,709 miles

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

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

tyre sizes 245/40/170 rear 225/45/17 front

Pass 18 Oct 2011 33,303 miles
Fail 15 Oct 2011 33,282 miles

Offside Front Lower Suspension arm has excessive play in a ball joint (2.4.G.2)

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

Pass 19 Oct 2010 30,053 miles
Pass 12 Oct 2009 25,595 miles
Pass 8 Oct 2008 21,209 miles
Pass 12 Oct 2007 15,369 miles

handbrake has very little reserve travel at lever. †o/s/f lower ball joint dust cover split

Fail 11 Oct 2007 15,368 miles

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

handbrake has very little reserve travel at lever. †o/s/f lower ball joint dust cover split

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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MT51 SLK is a 2004 Mercedes-benz Slk in Black with a 3,498cc petrol engine. This vehicle has been through 27 MOT tests with a personal pass rate of 74.1%.

Across all 2004 Mercedes-benz Slk models, the average MOT pass rate is 78.0% with a typical mileage of 57,472 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 MT51 SLK, 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 22 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 MT51 SLK?

You can check the full history of MT51 SLK by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was MT51 SLK registered?

MT51 SLK is a 2004 Mercedes-benz Slk, first registered on 20 October 2004.

Is MT51 SLK safe to buy?

The MOT history for MT51 SLK shows 27 tests with a 74.1% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does MT51 SLK 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 MT51 SLK. 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.