2021 Mercedes-Benz GLS

Overview

Make

Mercedes-Benz

Model

GLS

Trim

AMG LINE NIGHT EDITION EXECUTIVE

Version

2.9 400d AMG Line Night Ed Exec 9G-Tron AMG Line Night Edition Executive Auto 4WD Euro 6 5dr (325 bhp)

Mileage

56,110 miles

Year

2021

Fuel type

Diesel

Body type

SUV

Engine

2.9 L

Gearbox

Automatic

Power

325 bhp

Seats

7

CO2

230 g/km

Colour

Black

Doors

5

Driven wheels

Four Wheel Drive

Engine badge

GLS400d

Emissions standard

Euro 6

About this car

This 2021 Mercedes-Benz GLS AMG Line Night Edition Executive has covered 56,110 miles. The dealer is asking £51,489, which is £2,904 above our market estimate of £48,585. Our estimate draws on 130 Mercedes-Benz GLS adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 27 days ago. The latest MOT record shows an expiry date of 3 December 2026, with the advertised mileage consistent with the recorded reading. You can find this car at A6 Motors in Bedford.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £48,585. The asking price is £2,904 above this estimate.

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

The pricing calculation includes 130 adverts of this make and model across different ages and specifications.

The advertised mileage is consistent with the last MOT reading.