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K21 GCM

2003 Mercedes-benz Sl

Silver Petrol 3724cc
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MOT Status

Valid
Expires10 Mar 2027
Tests8 (8 pass, 0 fail)
Pass rate100%

Mileage

114,471 mi
Last recorded114,471 miles
Recorded on11 Mar 2026
Typical for 2003 Mercedes-benz Sl53,586 mi

Significantly above average — investigate

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

RegistrationK21 GCM
MakeMercedes-benz
ModelSl
Year2003
ColourSilver
Fuel typePetrol
Engine3,724cc

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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
Pass 11 Mar 2026 114,471 miles
Pass 22 May 2024 114,424 miles
Pass 28 Jun 2023 114,281 miles
Pass 5 Mar 2022 112,631 miles
Pass 4 Dec 2020 110,254 miles

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

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

Pass 19 Nov 2019 109,793 miles

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

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

Pass 8 Aug 2018 108,851 miles

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

Offside Front Track rod end ball joint has slight play (2.1.3 (b) (i))

Pass 17 Aug 2017 106,125 miles

How Reliable is the Mercedes-benz Sl?

Based on 528,820 MOT tests across 35,553 vehicles.

83.4%
Pass Rate
2,023
Miles/Year
43
Year Lifespan
35,553
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 8,801
Tyre has ply or cords exposed 3,812
Brake pipe excessively corroded 3,463
Tyre has a cut in excess of the requirements deep enough to reach the ply or cords 3,077
Windscreen wiper does not clear the windscreen effectively 2,767
Full Mercedes-benz Sl reliability report

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K21 GCM is a 2003 Mercedes-benz Sl in Silver with a 3,724cc petrol engine. This vehicle has been through 8 MOT tests with a personal pass rate of 100%.

Across all 2003 Mercedes-benz Sl models, the average MOT pass rate is 83.5% with a typical mileage of 53,586 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Mercedes-benz Sl fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 8,801 recorded failures. If you're considering buying K21 GCM, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz Sl typically stays on UK roads for around 43 years. At 23 years old, this Mercedes-benz Sl is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of K21 GCM?

You can check the full history of K21 GCM by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was K21 GCM registered?

K21 GCM is a 2003 Mercedes-benz Sl, first registered on 31 December 2003.

Is K21 GCM safe to buy?

The MOT history for K21 GCM shows 8 tests with a 100% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does K21 GCM 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 K21 GCM. 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.