2017 Mercedes-Benz SL 3.0 SL400 V6 AMG Line

Overview

• Make: Mercedes-Benz
• Model: SL
• Trim: AMG Line
• Version: 3.0 SL400 V6 AMG Line G-Tronic+ RWD Euro 6 (s/s) 2dr Roadster (362 bhp)
• Year: 2017
• Mileage: 13,968 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 3.0 litres, 362 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 175 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 13,968 miles, this 2017 Mercedes-Benz SL AMG Line has covered about 14,900 fewer miles than other 2017 Mercedes-Benz SL cars. Priced at £35,000, it is advertised £1,796 below the AskCar estimate of £36,796. The AskCar estimate draws on 365 Mercedes-Benz SL adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 1 day ago. Its advertised mileage matches the government's MOT record. The seller is JD Motor Company (NE), based in Darlington. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,796 (4%) under the AskCar estimate of £36,796.

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 365 priced Mercedes-Benz SL adverts across different ages and specifications, as of 6 November 2026.

Time on sale

AskCar first saw this 2017 Mercedes-Benz SL advertised 1 day ago.

Price history

AskCar first saw this advert on 5 November 2026 at £35,000. 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 6 November 2026: valid until 8 March 2027.

It has had 5 MOTs. The latest, on 9 March 2026, passed.

Advisories at the latest test: nearside rear tyre worn close to legal limit/worn on edge; offside rear tyre worn close to legal limit/worn on edge.

Mileage at that test: 12,496 miles, which matches the advertised 13,968 miles.

Advertised mileage is about 14,900 miles lower than the median mileage of a 2017 Mercedes-Benz SL on AskCar.

Similar cars

7 other 2017 Mercedes-Benz SL AMG Line 3.0 petrol automatic convertibles are for sale at UK dealers, from £24,950 to £38,495, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2017 Mercedes-Benz SL AMG Line, 3.0 petrol convertible, grey. Mileage: 13,450 miles. Price: £35,500, £500 more than this car. Dealer: J R R Cars in Leyland. AskCar page: https://askcar.co.uk/car/mercedes-benz-sl-2017-62b7f066e700
• 2017 Mercedes-Benz SL AMG Line, 3.0 petrol convertible, blue. Mileage: 26,555 miles. Price: £38,495, £3,495 more than this car. Dealer: Parkway Specialist Cars in Mansfield. AskCar page: https://askcar.co.uk/car/mercedes-benz-sl-2017-ef2ca3a6a183
• 2017 Mercedes-Benz SL AMG Line, 3.0 petrol convertible, blue. Mileage: 27,000 miles. Price: £34,990, the same price as this car. Dealer: James Paul in Horsham. AskCar page: https://askcar.co.uk/car/mercedes-benz-sl-2017-39353131490c