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C1 SLX

1986 Mercedes-benz 420

Blue Petrol 4196cc
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MOT Status

Valid
Expires24 Apr 2027
Tests21 (19 pass, 2 fail)
Pass rate90.5%

Mileage

69,061 mi
Last recorded69,061 miles
Recorded on21 Apr 2026
Typical for 1986 Mercedes-benz 420107,080 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

RegistrationC1 SLX
MakeMercedes-benz
Model420
Year1986
ColourBlue
Fuel typePetrol
Engine4,196cc

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MOT History

19 pass 2 fail
Pass 21 Apr 2026 69,061 miles
Pass 22 Apr 2025 67,866 miles
Pass 24 Apr 2024 66,405 miles
Pass 25 Apr 2023 66,261 miles

Oil leak, but not excessive (8.4.1 (a) (i))

Pass 25 Apr 2022 66,062 miles
Pass 1 Apr 2021 65,845 miles
Pass 30 Mar 2020 65,645 miles
Pass 3 Apr 2019 65,536 miles
Fail 3 Apr 2019 65,536 miles

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

Pass 29 Mar 2018 65,268 miles
Pass 6 Apr 2017 64,363 miles
Fail 6 Apr 2017 64,363 miles

Exhaust system not adequately supported (7.1.1)

Pass 12 Mar 2016 62,770 miles
Pass 19 Mar 2015 62,034 miles
Pass 6 Jun 2014 61,869 miles
Pass 22 May 2013 61,668 miles
Pass 12 Mar 2012 61,635 miles
Pass 17 Mar 2011 61,318 miles
Pass 19 Mar 2010 60,676 miles

Nearside Front Sub-frame has slight play in a pin/bush (2.4.G.2)

Offside Front Sub-frame has slight play in a pin/bush (2.4.G.2)

Pass 4 Apr 2007 60,535 miles
Pass 3 May 2006 59,597 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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C1 SLX is a 1986 Mercedes-benz 420 in Blue with a 4,196cc petrol engine. This vehicle has been through 21 MOT tests with a personal pass rate of 90.5%.

Across all 1986 Mercedes-benz 420 models, the average MOT pass rate is 75.0% with a typical mileage of 107,080 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 C1 SLX, 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 40 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 C1 SLX?

You can check the full history of C1 SLX by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was C1 SLX registered?

C1 SLX is a 1986 Mercedes-benz 420, first registered on 1 July 1986.

Is C1 SLX safe to buy?

The MOT history for C1 SLX shows 21 tests with a 90.5% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does C1 SLX 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 C1 SLX. 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.