BMW M340i (Touring G21)

BMW 3 series 2018 3.0 petrol description

Estate car / wagon BMW M340i is being produced from January, 2018. It has six-cylinder petrol engine with displacement of 3.0 litres, which produces power of 374 horsepower on 5500 rpm - this is the most powerfull BMW 3 sērija 2018 version and torque 500 Nm (Newton metres) on 1850 revolutions per minute.

This 6-cylinder 24-valve engine camshaft is driven by chain (What is an engine chain and belt? ). Engine has fuel injection system and Twin-Scroll turbine. The engine meets the Euro 6 emissions standard. Engine lifespan (mileage before major repairs or overhaul) can last from 210 up to 360 thousand kilometres. Remember that engine life depends on regular maintenance and the quality of the materials used (oils, fuels, etc.).
More engine specs 
This BMW 3 series 3.0 engine oil type is 0W-20, 0W-30, 5W-30 and oil capacity is 6.5 litres.

BMW M340i has AWD (all wheel drive) (power is automatically distributed between the wheel axles) and automatic gearbox with 8 gears. BMW xDrive is a proactive all-wheel drive system without a center differential that engages before the vehicle becomes destabilized, unnoticed by the driver. Torque is distributed between the axles by an electronically controlled multi-plate clutch in the transfer case. The clutch is partially locked at most times, distributing power to both axles in a 40/60 front/rear ratio, but the system is capable of sending 100% of the torque to either axle. At higher speeds or when parking, multi-plate clutch is disengaged and all power is transferred to the rear wheels. DSC system (Dynamic Stability Control) also brakes the wheels separately to regain traction and assist in cornering.
BMW M340i accelerates to speed 100 kilometres per hour in 4.5 seconds. The maximum speed of this car is 250 km/h.

The fuel consumption of this version of BMW M340i reported by owners in daily driving mode is 9.6 litres per 100km.

BMW 3 series safety

During safety testing BMW 3 series has obtained 5 stars from five, which means very high safety level.
Adults (driver and passenger) safety of BMW 3 series is evaluated with outstanding rate 97 from 100, children safety: very good mark - 87 from 100, for pedestrian protection BMW 3 series got 87 points from 100.
BMW 3 series safety equipment has been rated as good - 76 percents from 100.

BMW 3 series 2018

BMW M340i technical data

Model: BMW M340i
Body style: Estate car / wagon
Production period: 2018. January
Engine: 2998 cm3 Petrol, 6 cylinders CO2 emissions: no data
Power: 374 HP ON 5500 RPM Torque: 500 NM ON 1850 RPM
Gearbox: Automatic gearbox (8 gears) Drive type: All wheel drive (AWD, 4x4)
Top speed: 250 km/h Acceleration 0-100 km/h: 4.5 seconds
Fuel consumption: 9.6 l/100km (24.5 MPG) by user reviews from various sources
Fuel tank capacity: 59 litres (15.6 gallons)
Car dimensions: 4.71m (length) 1.83m (width) 1.44m (height)
Turning diameter: 12 meters
Ground clearance: 130 mm (approximate, with standard suspension, unladen vehicle)
Seats: 5 seats
Trunk capacity: 500 litres
Trunk max capacity: 1510 litres (with rear seats folded down)
Gross weight: 2365 kg

BMW M340i engine B58B30O1

Engine reliability:

Overall, this engine can last around 210,000 to 360,000 km if properly maintained, using the correct quality oil and fuel, and carrying out regular checks and maintenance.
The engine has hydraulic valve tappets (lifters), which provide quieter operation and do not require periodic adjustment, but are more complex in design and can cause serious engine damage in the event of failure.
Engine displacement 2998 cm3
Number of cylinders 6
Bore (cylinder diameter) 82 mm
Stroke length (piston move) 94.6 mm
Compression ratio 11 : 1
Camshaft drive Timing chain

Chain motors are considered more reliable, chain replacement usually is required less often than a timing belt, but they are often louder and vibrate more.

Fuel system Injection
BMW M340i oil type 0W-20, 0W-30, 5W-30
Oil capacity 6.5 litres (6.9 quarts)
Coolant capacity 10.5 litres (11.1 quarts)
Power 360 - 374 HP ON 5500 RPM
Torque 500 NM ON 1850 RPM
Start of production (year) 2015
Duration of production 9 years
Engine also used on BMW X3 BMW 4 sērija BMW X4

Generally, the use of an engine in several models and its long production run is an indication of the quality of the engine and the success of its design.

All BMW 3 series estate car [2018 modifications

Modification Engine Power Consumption Gearbox Drive type
BMW 318i

Most fuel efficient petrol version by real consumption

2.0 Petrol 156 HP - Automatic (8) Rear wheel
BMW 320i 2.0 Petrol 184 HP - Automatic (8) Rear wheel
BMW 330i

Most fuel efficient petrol version

2.0 Petrol 258 HP 6.0 l/100km Automatic (8) Rear wheel
BMW 330i xDrive 4x4 2.0 Petrol 258 HP 6.3 l/100km Automatic (8) All wheel
BMW 318d

Most fuel efficient diesel version by real consumption

2.0 Diesel 150 HP - Manual (6) Rear wheel
BMW 318d 2.0 Diesel 150 HP - Automatic (8) Rear wheel
BMW 320d 2.0 Diesel 190 HP 4.6 l/100km Manual (6) Rear wheel
BMW 320d Jan 2018 — Dec 2020

Most fuel efficient diesel version

2.0 Diesel 190 HP 4.4 l/100km Automatic (8) Rear wheel
BMW 320d xDrive 4x4 Jan 2018 — Dec 2020 2.0 Diesel 190 HP 4.6 l/100km Automatic (8) All wheel
BMW 320e 2.0 Hybrid 113 HP - Automatic (8) Rear wheel
BMW 330e 2.0 Hybrid 113 HP - Automatic (8) Rear wheel
BMW 320e 4x4 2.0 Hybrid 113 HP - Automatic (8) All wheel
BMW 330e 4x4 2.0 Hybrid 113 HP - Automatic (8) All wheel
BMW M340i 4x4

Most dynamic version - 100 km/h in 4.5 seconds

3.0 Petrol 374 HP - Automatic (8) All wheel
BMW 330d Jan 2019 — Dec 2020

Most powerfull diesel version (265 HP)

3.0 Diesel 265 HP - Automatic (8) Rear wheel
BMW 330d xDrive 4x4 Jan 2018 — Dec 2020

Most powerfull diesel version (265 HP)

3.0 Diesel 265 HP 5.4 l/100km Automatic (8) All wheel
BMW 3 series 2018 reviews
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