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G121 LDH

1989 Mercedes-benz 420

Gold Petrol 4196cc
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MOT Status

Valid
Expires23 Sep 2026
Tests12 (8 pass, 4 fail)
Pass rate66.7%

Mileage

147,410 mi
Last recorded147,410 miles
Recorded on24 Sep 2025
Typical for 1989 Mercedes-benz 420104,245 mi

Significantly above average — investigate

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

RegistrationG121 LDH
MakeMercedes-benz
Model420
Year1989
ColourGold
Fuel typePetrol
Engine4,196cc

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

8 pass 4 fail
Pass 24 Sep 2025 147,410 miles

Fuel Pipe/s corroded ()

Nearside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

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

Nearside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Nearside Rear Upper Suspension component mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

Offside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Offside Front Coil spring corroded (5.3.1 (b) (i))

Offside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Offside Rear Upper Suspension component mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

Rear Anti-roll bar attachment bracket/mounting corroded but its strength is not seriously reduced (5.3.3 (b) (i))

Fail 15 Sep 2025 147,396 miles

Nearside Front Service brake excessively binding (1.2.1 (f))

Offside Front Service brake excessively binding (1.2.1 (f))

Fuel Pipe/s corroded ()

Nearside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

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

Nearside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Nearside Rear Upper Suspension component mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

Offside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Offside Front Coil spring corroded (5.3.1 (b) (i))

Offside Front Service brake fluctuating, but not excessively (1.2.1 (e))

Offside Rear Upper Suspension component mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

Rear Anti-roll bar attachment bracket/mounting corroded but its strength is not seriously reduced (5.3.3 (b) (i))

Pass 31 Mar 2015 146,082 miles
Pass 18 Mar 2014 145,468 miles
Pass 25 Aug 2009 142,595 miles
Fail 19 Aug 2009 142,593 miles

Nearside Rear brake caliper securing device loose (3.5.1j)

Offside Front Track rod end ball joint has excessive play (2.2.B.1f)

Pass 13 Oct 2008 141,865 miles

o/s front headlight condensation

road tested vehicle and knocking on n/s rear suspension cannot be detected with out further inspection

Fail 9 Oct 2008 141,863 miles

Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings (6.1.B.2)

o/s front headlight condensation

road tested vehicle and knocking on n/s rear suspension cannot be detected with out further inspection

Pass 8 Oct 2007 140,913 miles

Offside Front Shock absorber has a light misting of oil (2.7.3)

Oil leak

Pass 20 Mar 2007 136,052 miles

Offside Front Shock absorber has a light misting of oil (2.7.3)

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

coolant light on

Pass 16 Mar 2006 111,101 miles

FRONT BRAKES OUT OF BALANCE

Fail 16 Mar 2006 111,101 miles

FRONT BRAKES OUT OF BALANCE

Offside Front Front position lamp(s) obviously incorrectly positioned (1.1.A.3a)

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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G121 LDH is a 1989 Mercedes-benz 420 in Gold with a 4,196cc petrol engine. This vehicle has been through 12 MOT tests with a personal pass rate of 66.7%.

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 a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

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 G121 LDH, 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 G121 LDH?

You can check the full history of G121 LDH by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was G121 LDH registered?

G121 LDH is a 1989 Mercedes-benz 420, first registered on 16 August 1989.

Is G121 LDH safe to buy?

The MOT history for G121 LDH shows 12 tests with a 66.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does G121 LDH 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 G121 LDH. 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.