2009 Mercedes-Benz SLK 3.0 SLK280

Overview

• Make: Mercedes-Benz
• Model: SLK
• Version: 3.0 SLK280 G-Tronic RWD Euro 4 2dr (228 bhp)
• Year: 2009
• Mileage: 68,018 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 3.0 litres, 228 bhp
• Gearbox: Automatic (G-Tronic)
• Drive: Rear-wheel drive
• Colour: Silver
• CO2: 221 g/km
• Emissions standard: Euro 4, ULEZ compliant

About this car

This 2009 Mercedes-Benz SLK is advertised with 68,018 miles on the clock. Its asking price of £5,945 is £183 below the AskCar estimate of £6,128. The AskCar estimate uses 417 UK dealer adverts for the Mercedes-Benz SLK, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records 14 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is for sale at Peter Reeves in Nelson. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £183 (2%) under the AskCar estimate of £6,128.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 417 priced Mercedes-Benz SLK adverts across different ages and specifications, as of 8 November 2026.

Time on sale

This 2009 Mercedes-Benz SLK has been on sale for at least 14 days.

Price history

AskCar first saw this advert on 25 October 2026 at £5,945. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 1 October 2027.

It failed its MOT on 24 August 2026 (offside rear subframe mounting prescribed area is corroded to the extent that control of the vehicle is likely to be adversely affected; offside front suspension arm ball joint excessively worn rear facing arm; parking brake efficiency below requirements) and passed 39 days later, on 2 October 2026.

There were no advisories at the latest test.

Mileage at that test: 68,015 miles, which matches the advertised 68,018 miles.

Advertised mileage is about 800 miles lower than the median mileage of a 2009 Mercedes-Benz SLK on AskCar.