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2020 BMW X4 M40i

The 2020 BMW X4 M40i is a 355-hp 3.0-liter turbocharged inline-6 SUV with an 8-speed steptronic automatic and all-wheel drive. It starts at $61,000 MSRP and is rated at 23 mpg combined.

It makes 355 horsepower at 5,500 rpm and 365 lb-ft of torque at 1520-4800 rpm. EPA fuel-economy estimates are 21 mpg city and 27 mpg highway (23 mpg combined).

The X4 measures 187.5 inches long on a 112.7-inch wheelbase and has a curb weight of 4,323 lb.

Spec Value
Vehicle
Body TypeSUV
PowertrainGas
Price
MSRP$61,000
MSRP with Destination$61,995
Destination Charge$995
Engine
Engine TypeTwinPower Turbo inline-6 (B58)
Displacement3 L
Horsepower355 hp @ 5,500 rpm
Torque365 lb-ft @ 1520-4800 rpm
ValvetrainDOHC 24V VALVETRONIC Double-VANOS
Bore and Stroke82.0 x 94.6
Compression Ratio11.0:1
Injection TypeHigh Precision Direct Injection
Drivetrain
Drive TypeAWD (xDrive)
Transmission
Transmission8-speed Steptronic automatic
1st Gear5
2nd Gear3.2
3rd Gear2.143
4th Gear1.72
5th Gear1.314
6th Gear1
7th Gear0.822
8th Gear0.64
Reverse3.456
Final Drive3.385
Fuel Economy
City21 MPG
Highway27 MPG
Combined23 MPG
Recommended FuelPremium unleaded (AKI 91 recommended; 89 min)
Tank Capacity17.2 gal
Suspension
Front SuspensionAluminum double-joint spring strut axle
Rear SuspensionFive-link axle in lightweight steel construction
Turning Diameter40 ft
Brakes
Front Brake CalipersFour-piston fixed (M Sport)
Tires & Wheels
Wheels Front7.5J x 19 LM
Wheels Rear7.5J x 19 LM
Tires Front245/50 R19
Tires Rear245/50 R19
Dimensions & Weight
Length187.5 in
Width76.3 in
Height63.8 in
Wheelbase112.7 in
Front Track63.1 in
Rear Track64.8 in
Ground Clearance8 in
Cargo Volume18.5 ft³
Curb Weight4,323 lbs
Weight Distribution (F/R)50.1% / 49.9%
Interior
Headroom Front39 in
Headroom Rear37.2 in
Legroom Front40.7 in
Legroom Rear35.5 in
Shoulder Room Front57.5 in
Shoulder Room Rear56 in

Safety & Recalls

NCAP safety ratings

Tested, but no star ratings were published (2020 BMW X4 SUV AWD).

Recalls

10 recalls on file with NHTSA for the 2020 BMW X4. Not every recall applies to every trim or VIN — check yours at nhtsa.gov/recalls.

Sep 23, 2025 · ELECTRICAL SYSTEM:STARTER ASSEMBLY:RELAY Park outside

BMW of North America, LLC (BMW) is recalling certain 2019-2021 BMW 330i, 2019-2022 BMW Z4, 2020-2022 BMW 530i, X3, X4, Toyota Supra, 2021-2022 BMW 430i, 430i Convertible, and 2022 BMW 230i vehicles. The engine starter relay may corrode, causing the relay to overheat and short circuit.

Consequence: A short circuit in the starter relay may increase the risk of a fire.

Remedy: Owners are advised to park their vehicles outside and away from structures until the remedy is complete. Dealers will replace the engine starter, free of charge. Owner notification letters were mailed February 6, 2026. Owners may contact BMW customer service at 1-800-525-7417. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov November 14, 2025.

NHTSA campaign 25V636000

Aug 2, 2021 · ENGINE

BMW of North America, LLC (BMW) is recalling certain 2020 M340i, M340i xDrive, 540i, 540i xDrive, X3 M40i, 2020-2021 X4 M40i, 745Le xDrive, 2019-2021 Z4 M40i, and 2020-2021 Toyota Supra vehicles. During engine start, the engine management software may cause loss of braking assist. Full mechanical braking (without assist) remains available.

Consequence: Loss of braking assist can increase the risk of a crash.

Remedy: Dealers will update the engine management software, free of charge. Owner notification letters were mailed on September 17, 2021. Owners may contact BMW customer service at 1-800-525-7417.

NHTSA campaign 21V598000

Feb 19, 2021 · BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

BMW of North America, LLC (BMW) is recalling certain 2019-2021 X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, X4 xDrive30i, X4 M40i, M550i, X4M, X5 sDrive40i, X5 xDrive40i, X5 xDrive50i, X5M, X5 M50i, X7 xDrive40i, X7 xDrive50i, X7 M50i, Alpina XB7, 330i, 330i xDrive, M340i, M340i xDrive, and 8 Series Coupe, Convertible and Grand Coupe, 840i, 840i xDrive, M850i xDrive, M8, 2020-2021 530e, 530e xDrive, 330e, 330e xDrive, 745Le, 745Le xDrive, X5 xDrive45e, X3 xDrive30e, X6 sDrive40i, X6 xDrive40i, X6 xDrive50i, X6 M50i, X6M, 530i, 530i xDrive, 540i, 540i xDrive, M550i xDrive, M5, 740i, 740Li, 740Li xDrive, M760i Drive, M760Li xDrive, 750Li xDrive Alpina, Alpina B7 xDrive, and 2021 4 Series Coupe 430i, 430i xDrive, M440i xDrive vehicles. When shifting into Reverse, a small portion of the rearview image may be obscured, or the screen may not illuminate. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 111, "Rear Visibility."

Consequence: If the driver relies on only the rearview camera image, the missing or reduced rearview image view can increase the risk of a crash or injury.

Remedy: BMW will notify owners, and dealers will inspect the rearview camera software and update it if necessary, free of charge. The recall began April 16, 2021. Owners may contact BMW customer service at 1-800-525-7417.

NHTSA campaign 21V096000

Sep 30, 2020 · BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

BMW of North America, LLC (BMW) is recalling certain 2020-2021 X3 sDrive 30i, X3 xDrive 30i, X3M 40i, X3 xDrive 30e, X4 xDrive 30i, X4M 40i, 530i, 540i, 540i xDrive, M550i xDrive, M5, 550e, 550e xDrive, and 550e iPerformance vehicles. A small portion of the rearview image may be slightly obscured. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."

Consequence: If the driver relies on only the rearview camera image, the reduced rearview image view can increase the risk of a crash or injury.

Remedy: BMW will notify owners, and dealers will inspect and, if necessary, program the rearview camera with updated software. The recall began November 18, 2020. Owners may contact BMW customer service at 1-800-525-7417.

NHTSA campaign 20V598000

Jun 15, 2020 · STEERING:LINKAGES:TIE ROD ASSEMBLY

BMW of North America, LLC (BMW) is recalling certain 2019 Z4 sDrive30i, 2019-2020 330i xDrive, M340i and M340i xDrive, 2020 X3M and X4M, and Toyota Supra vehicles. In certain driving conditions, such as high temperatures and rough road surfaces, a steering gear tie rod may become damaged, possibly resulting in a fractured tie rod.

Consequence: A damaged or fractured tie rod may affect vehicle handling and control, increasing the risk of a crash.

Remedy: BMW and Toyota will notify owners, and dealers will replace the steering gear tie rods, free of charge. The recall began August 14, 2020. Owners may contact BMW customer service at 1-800-525-7417 or Toyota customer service at 1-888-270-9371.

NHTSA campaign 20V355000

Mar 19, 2020 · SEAT BELTS:FRONT:BUCKLE ASSEMBLY

BMW of North America, LLC (BMW) is recalling certain 2020 X3 xDrive30e, X4 xDrive30i, X4 M40i, X4M, 330i, 330i xDrive, M340i, 840i Gran Coupe, 840i xDrive Gran Coupe, M850i xDrive Gran Coupe, M8 Gran Coupe, X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, and 840i xDrive Convertible vehicles. The sensors in the front seat belt buckles may inaccurately detect a belted occupant as unbelted, possibly causing the air bag and seat belt pretensioners to deploy improperly in the event of a crash.

Consequence: If the air bag and/or seat belt pretensioners deploy improperly in the event of a crash, there is an increased risk of injury to the driver and front passenger.

Remedy: BMW will notify owners, and dealers will inspect and replace the front seat belt buckles, as necessary, free of charge. The recall began May 18, 2020. Owners may contact BMW customer service at 1-800-525-7417.

NHTSA campaign 20V164000

Mar 18, 2020 · ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

BMW of North America, LLC (BMW) is recalling certain 2019-2020 X4 xDrive30i and X4 M40i, and 2018-2020 X3 sDrive30i, X3 xDrive30i, X3 M40i, and X3M vehicles. The instrument panel casing may not have been tightened properly to the passenger air bag.

Consequence: In the event of a crash necessitating air bag deployment, the air bag could damage the instrument panel and cause small pieces of the panel to strike the driver or other occupants, increasing the risk of injury.

Remedy: BMW will notify owners, and dealers will replace the instrument panel casing, free of charge. The recall began May 15, 2020. Owners may contact BMW customer service at 1-800-525-7417.

NHTSA campaign 20V152000

Oct 16, 2019 · STEERING:RACK AND PINION:PINION SHAFT

BMW of North America, LLC (BMW) is recalling certain 2020 BMW X3 M40i and X4 M40i vehicles. The steering rack pinion teeth may break under load, resulting in a loss of steering control.

Consequence: A loss of steering control increases risk of a crash.

Remedy: BMW has notified owners, and dealers will replace the steering gear, free of charge. The recall began October 9, 2019. Owners may contact BMW customer service at 1-800-525-7417.

NHTSA campaign 19V738000

Sep 27, 2019 · BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

BMW of North America, LLC (BMW) is recalling certain 2018 540d, 2018-2020 530i, 530i xDrive, 540i, 540i xDrive, M550i xDrive, M5, 530e, 530e xDrive, X3 sDrive, X3 xDrive, X3 M40i, X3 M, and 2019-2020 X4 xDrive, X4 M40i, X4 M, X7 xDrive, X7 M50i, 740Li, 740Li xDrive, 750Li, 750Li xDrive, 8 Series Convertible and Coupe 840i, 840i xDrive, M850i xDrive, X5 sDrive, X5 xDrive, X5 M50i, X6 xDrive, X6 M50i, 330i, 330i xDrive, M340i, M340i xDrive, Z4 sDrive, Z4 M40i, 740Le xDrive and 745Le xDrive, 2018-2019 640i xDrive Gran Turismo and Rolls-Royce Phantom, 2019 M850i xDrive Gran Coupe and Rolls-Royce Cullinan and 2020 Toyota Supra vehicles. The back-up camera and display settings can be adjusted such that the rear view image is no longer visible and the system will retain that setting the next time the vehicle is placed in reverse. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 111, "Rearview Mirrors."

Consequence: The lack of an image in the back-up camera display increases the risk of a crash.

Remedy: BMW will notify owners, and dealers will update the back-up camera software, free of charge. The recall began November 8, 2019. Owners may contact BMW customer service at 1-800-525-7417 or Rolls-Royce at 1-877-877-3735. Toyota owners may contact Toyota customer service at 1-888-270-9371.

NHTSA campaign 19V684000

Sep 25, 2019 · SUSPENSION:FRONT Park it

BMW of North America, LLC (BMW) is recalling certain 2020 X3 sDrive30i, X3 xDrive30i, and X3 M40i vehicles, X4 xDrive30i, and X4 M40i vehicles. The front axle swivel bearings may not have been properly heat treated during manufacturing, reducing their strength and possibly causing them to break.

Consequence: Broken swivel bearings can cause a loss of vehicle control, increasing the risk of a crash.

Remedy: BMW has notified owners and instructed them to not drive their vehicles. Dealers will replace the front axle swivel bearings, free of charge. Owners may contact BMW customer service at 1-800-525-7417.

NHTSA campaign 19V678000

15 owner complaints to NHTSA for the 2020 BMW X4

Owner Complaints

15 owner complaints filed with NHTSA for the 2020 BMW X4 (1 mention a crash). See all on nhtsa.gov

Most-cited areas
Electrical System4
Air Bags3
Suspension3
Unknown Or Other3
Seat Belts2
Engine1
A complaint can cite more than one area.
Most recent complaints
Sep 1, 2026 · Electrical System
“On 8/31/2026 this 2020 BMW X4 was serviced at an authorized dealer (BMW of Tyler) to execute the remedy for official NHTSA Safety Recall Campaign 25V-636 (Engine Starter Relay Fire Risk). INCIDENT…”
Jun 9, 2026 · Steering, Suspension, Wheels
“I am filing a safety complaint for my 2020 BMW X4, VIN [XXX]. The vehicle recently began making a noticeable noise while turning. I reported this to an authorized BMW dealer before/during service and…”
Mar 10, 2026 · Structure
“-Electrical damage due to leak. Water entered through the roof shark fin antenna, leading to corrosion /severe water damage to the Telematics Communication Box Module. -Failure of BMW Emergency SOS…”
Feb 17, 2026 · Electrical System
“The contact owns a 2020 BMW X4. The contact received notification of NHTSA Campaign Number: 25V636000 (Electrical System). The local dealer was contacted, but the vehicle was not diagnosed or…”
Jan 3, 2026 · Suspension
“I am filing a complaint regarding what I believe is a manufacturer defect in my BMW vehicle. During a recent visit to an authorized BMW dealership for a routine oil change, I was informed that the…”

Complaints are unverified reports submitted to NHTSA by owners. They cover the whole model year, not a specific trim, and a count alone doesn't show how common a problem is.

Source: US National Highway Traffic Safety Administration (nhtsa.gov), matched as 2020 BMW X4. US-market vehicles only; data cached for up to 7 days.

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