2023 Mercedes-Benz G Class 2.9 G400d AMG Line Premium Plus

Overview

• Make: Mercedes-Benz
• Model: G Class
• Trim: AMG Line Premium Plus
• Version: 2.9 G400d AMG Line Premium Plus G-Tronic 4WD Euro 6 (s/s) 5dr (325 bhp)
• Year: 2023
• Mileage: 16,267 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.9 litres, 325 bhp
• Gearbox: Automatic (G-Tronic)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 289 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Mercedes-Benz G Class AMG Line Premium Plus has covered 16,267 miles, around 6,000 fewer miles than is typical for its age. The dealer is asking £124,990, which is £5,057 above the AskCar estimate of £119,933. To work out the AskCar estimate, we analyse UK dealer adverts for 408 Mercedes-Benz G Class cars across different ages and specifications. It first appeared in our advert records 2 days ago. Its advertised mileage matches the government's MOT record. It is advertised by Acklam Cars in Middlesbrough. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £5,057 (4%) over the AskCar estimate of £119,933.

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 408 priced Mercedes-Benz G Class adverts across different ages and specifications, as of 7 November 2026.

A 2023 Mercedes-Benz G Class with the 2.9 diesel engine is typically advertised at £113,300: the median of the 18 for sale on AskCar, as of 7 November 2026.

Time on sale

AskCar first saw this 2023 Mercedes-Benz G Class advertised 2 days ago.

Price history

AskCar first saw this advert on 5 November 2026 at £124,990. 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 7 November 2026: valid until 28 September 2027.

It has had one MOT, on 3 September 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 15,118 miles, which matches the advertised 16,267 miles.

Advertised mileage is about 6,000 miles lower than the median mileage of a 2023 Mercedes-Benz G Class on AskCar.

Similar cars

17 other 2023 Mercedes-Benz G Class AMG Line Premium Plus 2.9 diesel automatic SUVs are for sale at UK dealers, from £102,500 to £119,985, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2023 Mercedes-Benz G Class AMG Line Premium Plus, 2.9 diesel SUV, black. Mileage: 16,896 miles. Price: £114,995, £9,995 less than this car. Dealer: Agnew Group Mercedes-Benz Of Belfast in Belfast. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2023-e5c43aa7447a
• 2023 Mercedes-Benz G Class AMG Line Premium Plus, 2.9 diesel SUV, blue. Mileage: 13,000 miles. Price: £114,980, £10,010 less than this car. Dealer: Auto100.Co.Uk in Sutton in Ashfield. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2023-807c3cbd905a
• 2023 Mercedes-Benz G Class AMG Line Premium Plus, 2.9 diesel SUV, white. Mileage: 23,000 miles. Price: £112,990, £12,000 less than this car. Dealer: Starline Car Sales in Stamford. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2023-cab7740cf0d4

• The nearest: 2023 Mercedes-Benz G Class AMG Line Premium Plus, 2.9 diesel SUV, black, 26 miles from this car. Mileage: 37,595 miles. Price: £112,000, £12,990 less than this car. Dealer: Sytner Group Mercedes-Benz of Sunderland in Sunderland. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2023-32cf3c4fd942