2009 Mercedes-Benz SLK 3.5 SLK350
Price: £10,650. Above the going rate: £3,796 (55%) over the AskCar estimate of £6,854, our expected asking price for this car from its model, age, mileage and specification, drawing on 412 priced Mercedes-Benz SLK adverts on AskCar as of 10 November 2026.
AskCar lists 463 used Mercedes-Benz SLK from 363 UK dealerships, as of 10 November 2026.
Overview
- Make: Mercedes-Benz
- Model: SLK
- Version: 3.5 Auto RWD 2dr (300 bhp)
- Year: 2009
- Mileage: 63,000 miles
- Fuel: Petrol
- Body: Convertible, 2 doors, 2 seats
- Engine: 3.5 litres, 300 bhp
- Gearbox: Automatic
- Drive: Rear-wheel drive
- Colour: Silver
- CO2: 219 g/km
About this car
This 2009 Mercedes-Benz SLK has covered 63,000 miles, around 5,000 fewer miles than is typical for its age. The AskCar estimate for this car is £6,854. It is priced at £10,650, which is £3,796 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 412 Mercedes-Benz SLK cars across different ages and specifications. We first recorded this car for sale 166 days ago. The recorded MOT expired on 21 December 2023, so ask the dealer whether it has been renewed. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at LM Select in Chesterfield. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 10 November 2026.
LM Select is rated 4.7 out of 5 on Google.
Price
Above the going rate: £3,796 (55%) over the AskCar estimate of £6,854.
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 412 priced Mercedes-Benz SLK adverts across different ages and specifications, as of 10 November 2026.
Time on sale
This 2009 Mercedes-Benz SLK has been on sale for at least 166 days.
Price history
AskCar first saw this advert on 28 May 2026 at £10,650. 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 10 November 2026: the latest record we hold ran out on 21 December 2023; ask the dealer for the current MOT.
It has had 12 MOTs. The latest, on 8 December 2022, passed.
Advisories at the latest test: nearside rear tyre worn close to legal limit/worn on edge 3mm.
Mileage at that test: 61,839 miles, which matches the advertised 63,000 miles.
Advertised mileage is about 5,000 miles lower than the median mileage of a 2009 Mercedes-Benz SLK on AskCar.
Browse all Mercedes-Benz SLK cars for sale · 2009 Mercedes-Benz SLK price guide
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Photos
35 photos of this car are on its AskCar page.
As of 10 November 2026, AskCar lists 591,054 cars and vans from 12,888 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.