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R551 ATR

1998 Mercedes-benz Sl

Green Petrol 4973cc
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MOT Status

Expired
Expires6 May 2026
Tests25 (18 pass, 7 fail)
Pass rate72%

Mileage

147,002 mi
Last recorded147,002 miles
Recorded on10 Apr 2026
Typical for 1998 Mercedes-benz Sl74,108 mi

Significantly above average — investigate

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

RegistrationR551 ATR
MakeMercedes-benz
ModelSl
Year1998
ColourGreen
Fuel typePetrol
Engine4,973cc

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

18 pass 7 fail
Fail 10 Apr 2026 147,002 miles

Offside Headlamp aim too high (4.1.2 (a))

Offside Headlamp levelling device inoperative offside headlamp unit levelling device inoperative (4.1.5 (a))

Pass 15 Apr 2025 145,397 miles

Rear Oil leak, but not excessive rear diff (8.4.1 (a) (i))

Pass 7 May 2024 144,114 miles

Rear Fluid leak, but not excessive rear diff slight leak (8.4.1 (a) (i))

Fail 30 Apr 2024 144,095 miles

Offside Headlamp aim too high (4.1.2 (a))

Rear Fluid leak, but not excessive rear diff slight leak (8.4.1 (a) (i))

Pass 5 May 2023 143,366 miles

Engine cover fitted

Nearside Front Suspension arm pin or bush worn but not resulting in excessive movement Both bushed on arm perished/cracking (5.3.4 (a) (i))

Offside Front Suspension arm pin or bush worn but not resulting in excessive movement Both bushed on arm perished/cracking (5.3.4 (a) (i))

Windscreen damaged but not adversely affecting driver's view Stone chip in middle of screen (3.2 (a) (i))

Fail 4 May 2023 143,338 miles

Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b))

Offside Headlamp aim too low (4.1.2 (a))

Engine cover fitted

Nearside Front Direction indicator slightly discoloured (4.4.3 (a))

Nearside Front Suspension arm pin or bush worn but not resulting in excessive movement Both bushed on arm perished/cracking (5.3.4 (a) (i))

Offside Front Direction indicator slightly discoloured (4.4.3 (a))

Offside Front Suspension arm pin or bush worn but not resulting in excessive movement Both bushed on arm perished/cracking (5.3.4 (a) (i))

Windscreen damaged but not adversely affecting driver's view Stone chip in middle of screen (3.2 (a) (i))

Pass 22 Jun 2021 142,697 miles

(engine covers and undertrays fitted)

(moisture around rear differential)

Nearside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

Nearside Front Shock absorbers has a slightly worn bush (top mount bush perished) (5.3.2 (c))

Nearside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

Nearside Rear Coil spring corroded (5.3.1 (b) (i))

Offside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

Offside Front Shock absorbers has a slightly worn bush (top mount bush perished) (5.3.2 (c))

Offside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

Pass 29 May 2019 142,533 miles

EMISSIONS ONLY JUST PASSED - SUSPECT AGED CATALYSTS

ENGINE COVERS FITTED OBSCURING THE INSPECTION OF SOME ITEMS

NSR FOG LAMP NOT WORKING

Nearside Front Coil spring corroded LOWER COIL (5.3.1 (b) (i))

OSF FOG LAMP NOT WORKING

Offside Rear Coil spring corroded LOWER COIL (5.3.1 (b) (i))

Pass 15 May 2018 141,480 miles

EMISSIONS ONLY JUST PASSED - SUSPECT AGED CATALYSTS

ENGINE COVERS FITTED

OSF FOG LAMP NOT WORKING

UNDERTRAYS FITTED OBSCURING COMPONENTS

Fail 15 May 2018 141,476 miles

Offside Headlamp aim too high ADJUSTER NOT WORKING (1.8)

EMISSIONS ONLY JUST PASSED - SUSPECT AGED CATALYSTS

ENGINE COVERS FITTED

OSF FOG LAMP NOT WORKING

SLACK IN PARKING BRAKE - ADVISE ADJUSTMENT

UNDERTRAYS FITTED OBSCURING COMPONENTS

Pass 24 May 2017 138,036 miles

ENGINE COVERS FITTED

Nearside Front Outer Track rod end ball joint dust cover deteriorated, but preventing the ingress of dirt ADVISE REPLACEMENT (2.2.C.1c)

Nearside Front brake disc worn, pitted or scored, but not seriously weakened WORN (3.5.1i)

Offside Front brake disc worn, pitted or scored, but not seriously weakened WORN (3.5.1i)

Offside Rear reflector slightly deteriorated but function not impaired (1.5.1c)

UNDERTRAYS FITTED

Fail 24 May 2017 138,036 miles

Nearside Front Direction indicator incorrect colour (1.4.A.2f)

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

Offside Front Direction indicator incorrect colour (1.4.A.2f)

Offside Side repeater incorrect colour (1.4.A.2f)

ENGINE COVERS FITTED

Nearside Front Outer Track rod end ball joint dust cover deteriorated, but preventing the ingress of dirt ADVISE REPLACEMENT (2.2.C.1c)

Nearside Front brake disc worn, pitted or scored, but not seriously weakened WORN (3.5.1i)

Offside Front brake disc worn, pitted or scored, but not seriously weakened WORN (3.5.1i)

Offside Rear reflector slightly deteriorated but function not impaired (1.5.1c)

UNDERTRAYS FITTED

Pass 27 May 2016 133,617 miles
Pass 20 May 2015 131,936 miles
Pass 3 Jun 2014 130,484 miles

Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)

Pass 6 Jun 2013 128,089 miles
Pass 12 Mar 2012 127,205 miles
Pass 10 Feb 2011 120,791 miles
Pass 23 Feb 2010 109,622 miles
Fail 19 Feb 2009 96,129 miles

Nearside Stop lamp not working (1.2.1b)

Nearside Windscreen wiper does not clear the windscreen effectively (8.2.2)

Pass 19 Feb 2009 96,129 miles
Pass 19 Feb 2008 90,917 miles
Pass 13 Feb 2007 83,300 miles
Fail 13 Feb 2007 83,300 miles

Offside Front Headlamp not working on dipped beam (1.7.5a)

Offside Front Windscreen wiper does not clear the windscreen effectively (8.2.2)

Pass 16 Feb 2006 75,800 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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R551 ATR is a 1998 Mercedes-benz Sl in Green with a 4,973cc petrol engine. This vehicle has been through 25 MOT tests with a personal pass rate of 72%.

Across all 1998 Mercedes-benz Sl models, the average MOT pass rate is 82.5% with a typical mileage of 74,108 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 Sl fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 8,801 recorded failures. If you're considering buying R551 ATR, 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 28 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 R551 ATR?

You can check the full history of R551 ATR by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was R551 ATR registered?

R551 ATR is a 1998 Mercedes-benz Sl, first registered on 1 March 1998.

Is R551 ATR safe to buy?

The MOT history for R551 ATR shows 25 tests with a 72% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does R551 ATR 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 R551 ATR. 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.