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T449 SLS

1999 Mercedes-benz Sl

Silver Petrol 3199cc
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MOT Status

Valid
Expires23 Sep 2027
Tests24 (18 pass, 6 fail)
Pass rate75%

Mileage

140,938 mi
Last recorded140,938 miles
Recorded on24 Sep 2026
Typical for 1999 Mercedes-benz Sl67,886 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

RegistrationT449 SLS
MakeMercedes-benz
ModelSl
Year1999
ColourSilver
Fuel typePetrol
Engine3,199cc

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 6 fail
Pass 24 Sep 2026 140,938 miles

all suspension undersealed

Pass 14 Feb 2025 140,646 miles
Pass 1 Dec 2023 140,410 miles

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

Nearside Front Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

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

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

Offside Front Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

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

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

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

Pass 30 Nov 2022 140,388 miles

Nearside Brake pipe corroded, covered in grease or other material front to rear (1.1.11 (c))

Offside Brake pipe corroded, covered in grease or other material front to rear (1.1.11 (c))

Fail 21 Nov 2022 140,388 miles

Nearside Front Coil spring fractured or broken (5.3.1 (b) (i))

Nearside Brake pipe corroded, covered in grease or other material front to rear (1.1.11 (c))

Offside Brake pipe corroded, covered in grease or other material front to rear (1.1.11 (c))

Pass 20 Aug 2020 140,303 miles

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

Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

underside showing signs of corrosion

Fail 18 Aug 2020 140,303 miles

Anti-lock braking system warning lamp indicates an ABS fault (1.6 (b))

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

Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

underside showing signs of corrosion

Pass 15 Oct 2019 140,296 miles

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

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

Pass 18 Jan 2019 140,161 miles
Fail 16 Jan 2019 140,144 miles

Offside Front Anti-roll bar attachment bracket/mounting fractured (5.3.3 (b) (ii)) DANGEROUS

Pass 12 Dec 2017 139,392 miles

Nearside Front Suspension component mounting prescribed area is corroded but not considered excessive corrosion within 30cm of suspension mount (2.4.A.3)

Pass 21 Aug 2014 138,997 miles
Pass 31 Jul 2013 137,750 miles
Pass 3 Aug 2012 131,781 miles
Pass 8 Jul 2011 125,580 miles

Nearside Rear Brake pipe slightly corroded (3.6.B.2c)

Offside Front Brake pipe slightly corroded (3.6.B.2c)

Offside Rear Brake pipe slightly corroded (3.6.B.2c)

Pass 4 Aug 2010 118,277 miles

Rear Brake hose slightly deteriorated (3.6.B.4d)

Pass 5 Aug 2009 112,150 miles
Fail 1 Aug 2009 111,886 miles

Nearside Front Upper Shock absorber has an excessively worn bush (2.7.4)

Offside Front Upper Shock absorber has an excessively worn bush (2.7.4)

Nearside Front Tyre worn close to the legal limit (4.1.E.1)

Offside Front Tyre worn close to the legal limit (4.1.E.1)

Pass 8 Aug 2008 91,857 miles

Centre Exhaust has part of the system slightly deteriorated (7.1.1a)

Nearside Front Direction indicator slightly discoloured (1.4.A.2f)

signs of wear to brake pedal rubber

surface corrosion rear brake discs

xenon light n/s not o/s

Fail 8 Aug 2008 91,857 miles

Parking brake: efficiency below requirements (3.7.B.7)

Centre Exhaust has part of the system slightly deteriorated (7.1.1a)

Nearside Front Direction indicator slightly discoloured (1.4.A.2f)

parking brake travel very close to maximum

signs of wear to brake pedal rubber

surface corrosion rear brake discs

xenon light n/s not o/s

Pass 4 Dec 2007 91,238 miles
Pass 8 Nov 2006 81,621 miles
Fail 8 Nov 2006 81,621 miles

Centre Rear Stop lamp not working (1.2.1b)

Nearside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Offside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Centre Front Exhaust has part of the system slightly deteriorated (7.1.1a)

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

Pass 10 Nov 2005 74,827 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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T449 SLS is a 1999 Mercedes-benz Sl in Silver with a 3,199cc petrol engine. This vehicle has been through 24 MOT tests with a personal pass rate of 75%.

Across all 1999 Mercedes-benz Sl models, the average MOT pass rate is 83.3% with a typical mileage of 67,886 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 T449 SLS, 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 27 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 T449 SLS?

You can check the full history of T449 SLS by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was T449 SLS registered?

T449 SLS is a 1999 Mercedes-benz Sl, first registered on 31 December 1999.

Is T449 SLS safe to buy?

The MOT history for T449 SLS shows 24 tests with a 75% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does T449 SLS 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 T449 SLS. 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.