2006 Mercedes-Benz SLK 5.4 SLK55 AMG

Overview

• Make: Mercedes-Benz
• Model: SLK
• Trim: AMG
• Version: 5.4 SLK55 AMG Auto RWD Euro 4 2dr 7G-Tronic (360 bhp)
• Year: 2006
• Mileage: 71,000 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 5.4 litres, 360 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Silver
• CO2: 288 g/km
• Emissions standard: Euro 4, ULEZ compliant

About this car

This 2006 Mercedes-Benz SLK AMG has covered 71,000 miles. Priced at £19,990, it is advertised £4,634 above the AskCar estimate of £15,356. The AskCar estimate uses 407 UK dealer adverts for the Mercedes-Benz SLK, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 90 days. The advertised mileage is lower than the latest MOT reading of 72,892 miles. Ask the dealer to explain. Our latest MOT record expired on 21 April 2026. Check the current position with the dealer. You can find this car at Karmann Classics in Guildford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 9 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £4,634 (30%) over the AskCar estimate of £15,356.

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 407 priced Mercedes-Benz SLK adverts across different ages and specifications, as of 9 November 2026.

Time on sale

This 2006 Mercedes-Benz SLK has been on sale for at least 90 days.

Price history

AskCar first saw this advert on 11 August 2026 at £19,990. 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 9 November 2026: the latest record we hold ran out on 21 April 2026; ask the dealer for the current MOT.

It has had 15 MOTs. The latest, on 22 April 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 72,892 miles. The advert says 71,000 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 2,000 miles lower than the median mileage of a 2006 Mercedes-Benz SLK on AskCar.

Similar cars

1 other 2006 Mercedes-Benz SLK AMG 5.4 petrol automatic convertible is for sale at UK dealers, as of 9 November 2026.

The closest to this car in mileage:

• 2006 Mercedes-Benz SLK AMG, 5.4 petrol convertible, silver. Mileage: 67,200 miles. Price: £19,990, the same price as this car. Dealer: Car City UK Catterick in Catterick. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2006-d8c639880884