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B9 RTB

1985 Mercedes-benz Sl

Red Petrol 2746cc
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MOT Status

Expired
Expires10 Oct 2026
Tests21 (18 pass, 3 fail)
Pass rate85.7%

Mileage

68,370 mi
Last recorded68,370 miles
Recorded on22 Sep 2025
Typical for 1985 Mercedes-benz Sl92,344 mi

Below or average mileage for this year

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

RegistrationB9 RTB
MakeMercedes-benz
ModelSl
Year1985
ColourRed
Fuel typePetrol
Engine2,746cc

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50+ data points
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MOT History

18 pass 3 fail
Pass 22 Sep 2025 68,370 miles
Pass 11 Oct 2024 68,181 miles
Pass 10 Aug 2023 67,491 miles
Pass 25 Aug 2022 66,885 miles
Pass 18 Aug 2021 66,629 miles
Pass 14 Aug 2020 65,959 miles
Fail 12 Aug 2020 65,958 miles

Nearside Inner Track rod end ball joint has excessive play (2.1.3 (b) (i))

Nearside Rear Shock absorbers has a serious fluid leak (5.3.2 (b))

Pass 6 Aug 2019 65,716 miles

Nearside Inner Track rod end ball joint has slight play (2.1.3 (b) (i))

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

Pass 5 Jul 2018 65,670 miles
Pass 5 Jul 2017 65,239 miles
Pass 6 Jul 2016 65,237 miles
Pass 15 Jun 2015 65,238 miles

Offside Front Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.5b)

Pass 13 Jun 2014 65,055 miles
Pass 5 Jun 2013 64,560 miles

Rear wheel bearing has slight play (2.6.2)

Pass 1 Jun 2012 64,108 miles

FRONT BRAKE BALLANCE 22% LIMIT 25%

Offside Front Suspension spring mounting prescribed area is corroded but not considered excessive (2.4.A.3)

battary insecure

Pass 17 Aug 2011 64,108 miles
Pass 18 Aug 2010 65,200 miles
Pass 10 Aug 2009 64,103 miles
Fail 10 Aug 2009 64,103 miles

Rear Exhaust mounting missing (7.1.1b)

Pass 19 Apr 2007 64,108 miles

Centre Exhaust has a minor leak of exhaust gases (7.1.2)

Coolant leak

Oil leak

Propshaft component defective

Fail 17 Apr 2007 64,108 miles

Brake hydraulic reservoir fluid level below minimum level (3.6.G.1b)

Front Exhaust has a major leak of exhaust gases (7.1.2)

Nearside Front passenger door cannot be opened from outside the vehicle (6.2.B.1b)

Nearside Rear Registration plate lamp not working (1.1.5c)

Nearside Windscreen wiper blade deteriorated (8.2.2)

Offside Rear Anti-roll bar linkage has excessive play in a ball joint (2.4.G.2)

Offside Windscreen wiper blade deteriorated (8.2.2)

Centre Exhaust has a minor leak of exhaust gases (7.1.2)

Coolant leak

Oil leak

Propshaft component defective

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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B9 RTB is a 1985 Mercedes-benz Sl in Red with a 2,746cc petrol engine. This vehicle has been through 21 MOT tests with a personal pass rate of 85.7%.

Across all 1985 Mercedes-benz Sl models, the average MOT pass rate is 77.5% with a typical mileage of 92,344 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 B9 RTB, 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 41 years old, this Mercedes-benz Sl is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of B9 RTB?

You can check the full history of B9 RTB by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was B9 RTB registered?

B9 RTB is a 1985 Mercedes-benz Sl, first registered on 31 December 1985.

Is B9 RTB safe to buy?

The MOT history for B9 RTB shows 21 tests with a 85.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does B9 RTB 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 B9 RTB. 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.