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SLZ 4200

1989 Mercedes-benz 420

White Petrol 4196cc
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MOT Status

Valid
Expires11 Sep 2026
Tests20 (18 pass, 2 fail)
Pass rate90%

Mileage

60,541 mi
Last recorded60,541 miles
Recorded on13 Aug 2025
Typical for 1989 Mercedes-benz 420104,245 mi

Below or average mileage for this year

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

RegistrationSLZ 4200
MakeMercedes-benz
Model420
Year1989
ColourWhite
Fuel typePetrol
Engine4,196cc

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50+ data points
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MOT History

18 pass 2 fail
Pass 13 Aug 2025 60,541 miles
Pass 11 Sep 2024 59,355 miles
Pass 12 Sep 2023 58,132 miles
Pass 9 Aug 2022 57,218 miles

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

Offside Rear Fuel Pipe/s corroded ()

Pass 16 Jul 2021 57,120 miles
Pass 28 Jul 2020 57,080 miles
Pass 28 Jun 2019 56,898 miles
Pass 23 Apr 2018 56,184 miles
Pass 22 Sep 2017 55,972 miles
Fail 21 Sep 2017 55,972 miles

Offside Front Brake hose bulging under pressure (3.6.B.3) DANGEROUS

Pass 16 Jun 2016 54,484 miles
Pass 13 May 2015 52,924 miles
Pass 23 Mar 2015 52,670 miles
Fail 1 Apr 2014 51,308 miles

Headlamp aim too high (1.8)

Offside Front position lamp(s) not working (1.1.A.3b)

Pass 1 Apr 2014 51,308 miles
Pass 5 Mar 2013 50,348 miles
Pass 29 Mar 2012 49,122 miles
Pass 22 May 2010 47,971 miles
Pass 12 Jul 2008 47,673 miles
Pass 7 Mar 2006 40,649 miles

How Reliable is the Mercedes-benz 420?

Based on 24,311 MOT tests across 2,343 vehicles.

75.7%
Pass Rate
809
Miles/Year
40
Year Lifespan
2,343
On UK Roads

Top MOT Failure Points

Suspension component mounting prescribed area is excessively corroded 647
Brake pipe excessively corroded 577
Tyre tread depth below requirements of 1.6mm 565
brake binding 530
Windscreen wiper does not clear the windscreen effectively 479
Full Mercedes-benz 420 reliability report

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SLZ 4200 is a 1989 Mercedes-benz 420 in White with a 4,196cc petrol engine. This vehicle has been through 20 MOT tests with a personal pass rate of 90%.

Across all 1989 Mercedes-benz 420 models, the average MOT pass rate is 78.1% with a typical mileage of 104,245 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Mercedes-benz 420 fails its MOT is suspension component mounting prescribed area is excessively corroded, accounting for 647 recorded failures. If you're considering buying SLZ 4200, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz 420 typically stays on UK roads for around 40 years. At 37 years old, this Mercedes-benz 420 is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of SLZ 4200?

You can check the full history of SLZ 4200 by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was SLZ 4200 registered?

SLZ 4200 is a 1989 Mercedes-benz 420, first registered on 31 December 1989.

Is SLZ 4200 safe to buy?

The MOT history for SLZ 4200 shows 20 tests with a 90% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does SLZ 4200 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 SLZ 4200. 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.