The 2021 BMW X3 M40i Steptronic is an all-wheel-drive SUV, petrol-powered with an automatic gearbox. It has an engine displacement of 3.0 litres and an output of 265 kW (360 hp).

The asking price is 369,000 SEK. That is in line with bilbil.se's estimated market price of 372,300 SEK. The estimate is based on 513 comparable cars. The chance this car sells within the next 30 days is about 44%.

The asking price has been reduced by 900 SEK from the original 369,900 SEK. A dealer typically sells this model in about 15 days and a private seller in about 14 days.

The odometer reads 142,000 km, which works out at about 28,000 km per year. The next inspection is due by 31/12/2026.

Notable equipment:

  • Tow bar
  • LED headlights
  • Keyless entry and start
  • Power tailgate
  • Parking sensors

This car has been sold twice within bilbil.se's tracking:

  • 21/08/2026 — sold for 369,900 SEK, at 142,500 km
  • 17/09/2026 — sold for 349,000 SEK, at 142,250 km

Running the car costs an estimated:

The seller is a private individual, Västerås.

The car has been for sale since 06/10/2026.

Basic information

Registration number
GBS98B
Mileage
142,000 km
Engine
3.0 l, Petrol
Model year
2021
Gearbox
Automatic
Drivetrain
All-wheel drive
Body type
SUV
Vehicle type
Passenger car
Colour
Black
VIN number
WBATY9103M9H70431
bilbil.se ID
86492

Technical details

Power
265 kW / 360 hp
Fuel consumption
9 l/100 km
Seats
5
Cylinders
6
Turbocharger
Yes
Kerb weight
1,994 kg
Gross weight
2,455 kg
Max towing weight
2,400 kg
Boot space
550 l
Dimensions (L × W × H)
4,716 × 1,897 × 1,676 mm
First registration
08/09/2021
Next inspection due
31/12/2026

Gearbox
Automatic

Equipment

  • Keyless entry and start
  • LED headlights
  • Parking sensors
  • Power tailgate
  • Tow bar

Equipment rating

Asking price: 369,000 SEK

At market price

Market price estimate 372,300 SEK

Based on asking prices

Compared to 513 cars of the same model and similar model years (currently listed and recently delisted).

How the estimate is built

  • Base value (BMW X3, 2021) 407,070 SEK
  • Fuel type: Petrol +59,540 SEK
  • Sold by a private seller −20,800 SEK
  • High mileage −73,510 SEK
  • Market price estimate 372,300 SEK

Without a statistically distinct effect in this group: all-wheel drive, led headlights, tow bar.

340,000 SEK350,000 SEK360,000 SEK370,000 SEK380,000 SEK11/8/202630/8/202617/9/20266/10/2026
DatePriceChangeListing
11/08/2026369,900 SEK–Möller Bil Örebro Skoda/Seat/CUPRA
21/08/2026369,900 SEK–Möller Bil Uppsala Begagnat
03/09/2026349,000 SEK−20,900 SEKMöller Bil Örebro Skoda/Seat/CUPRA
06/10/2026369,000 SEK–Private seller

Next inspection due by 31/12/2026

About 2 months left. In Sweden, a car or light van has its second inspection no later than 24 months after the first, and after that no later than 14 months after the previous one.

Check with Transportstyrelsen

Sale periods

Möller Bil Örebro Skoda/Seat/CUPRA, Uppsala, Uppsala 36 days
Möller Bil Uppsala Begagnat, Uppsala, Uppsala 1 day
Private seller, Västerås, Västmanland 1 day for sale
11/8/202630/8/202617/9/20266/10/2026

sale

Sales

SoldPriceMileageTime on marketSeller
17/09/2026349,000 SEK from 369,900 SEK (−20,900 SEK)142,250 km −250 km from previous sale37 daysMöller Bil Örebro Skoda/Seat/CUPRA, Uppsala, Uppsala
21/08/2026369,900 SEK 142,500 km 1 dayMöller Bil Uppsala Begagnat, Uppsala, Uppsala

Listing changes

DateWhatChange
06/10/2026Seller changed Möller Bil Uppsala Begagnat → Private seller
06/10/2026Asking price Private seller369,900 SEK → 369,000 SEK
06/10/2026Mileage Private seller142,500 km → 142,000 km Reading went down, check the odometer history
05/09/2026Mileage Möller Bil Örebro Skoda/Seat/CUPRA142,500 km → 142,250 km Reading went down, check the odometer history
03/09/2026Asking price Möller Bil Örebro Skoda/Seat/CUPRA369,900 SEK → 349,000 SEK

SEK
5,000 SEK 900,000 SEK
10 years
1 year 10 years
Estimated monthly instalment approx. 4,120 SEK/mo

The estimate uses a nominal interest rate of 5.80% and an account fee of 60 SEK a month. The actual rate, term and instalment are set in the loan offer.

Remember to check tyre condition with the seller.

Tyre sizes for this model

  • 245/40 R21
  • 275/35 R21
  • 245/45 R20
  • 275/40 R20
  • 255/35 R22
  • 285/30 R22
  • 245/50 R19

Wheel sizes for this model

19″
20″
21″
22″
What do the sizes mean?

Frequently asked questions about this car

Which car has the registration GBS98B?

GBS98B is a 2021 BMW X3 M40i Steptronic with 142,000 km on the odometer. It is for sale at 369,000 SEK.

How much does BMW X3 M40i Steptronic cost?

BMW X3 M40i Steptronic is for sale at 369,000 SEK.

Is this car well priced?

According to bilbil.se's price estimate, the asking price is at market price (estimated market price 372,300 SEK).

How long has this car been for sale?

The listing entered bilbil.se's tracking on 06/10/2026.

Has the price been reduced?

Yes. The asking price is 900 SEK below the original listing price.

Has this car been on the market before?

Yes: this car has 2 earlier completed sales on record. It was last sold on 17/09/2026 for 349,000 SEK.

What model year is the car?

The car is model year 2021 and was first registered on 08/09/2021.

How many kilometres has the car covered?

The car's mileage is 142,000 km.

When is the car due for its next inspection?

According to the listing, the car must be inspected by 31/12/2026. In Sweden, a car or light van has its second inspection no later than 24 months after the first, and after that no later than 14 months after the previous one.

What fuel type and gearbox does the car have?

The fuel type is petrol and the gearbox is automatic.

What features does the car have?

Notable features include Tow bar, LED headlights, Keyless entry and start, Power tailgate, Parking sensors. The full feature list is on this page.

Where is BMW X3 M40i Steptronic located?

The car is located in Västmanland (Västerås, Västmanland).

Who is selling this car?

The seller is Private seller (Västerås).

Where can I see this car's price history?

This page shows the changes to the car's asking price, its sale periods and the edits made to the listing.