11239845162 - Genuine BMW Engine Harmonic Balancer & Crank Pulley
Genuine BMW Engine Harmonic Balancer & Crank Pulley
Harmonic balancers protect your engine from vibrations caused by the combustion process. If your balancer is showing signs of failure and your engine is vibrating excessively, it is best to replace this as soon as possible to prevent damage to the crankshaft and internal engine components.
During the combustion cycle, each ignition pulse results in a small amount of torsional vibration. As RPMs rise, these vibrations can reach a resonant point, which stresses the crankshaft and can cause metal fatigue, cracks, or even the crankshaft snapping.
Luckily, this is easily managed by your engine's harmonic balancer, which acts as a shock absorber at the front of your crankshaft. The harmonic balancer, also called a crankshaft damper, is made from multiple layers of metal and rubber, which absorb these vibrations to remove the harshness caused during engine operation, protecting your engine and main bearings from damage.
Common symptoms of a failing harmonic balancer include:
Abnormal Engine Vibrations
Squeling / Chirping Noises
Visual Wobble or Separation of the metal and rubber layers
Cracked and/or hardened rubber
Serpentine Belt Misalignment
Replace your harmonic balancer with a brand new unit from BMW to ensure your engine and bearings are properly protected from vibrations.
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Fits These Cars
MAKE
MODEL
SUBMODEL
ENGINE
Special Fitment Notes
BMW
G01
X3 M40i
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G02
X4 M40i
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G05
X5 sDrive40i
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G05
X5 xDrive40i
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G06
X6 sDrive40i
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G06
X6 xDrive40i
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G07
X7 xDrive40i
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G20
M340i
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G20
M340i xDrive
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G22
M440i
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G22
M440i xDrive
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G23
M440i
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G23
M440i xDrive Convertible
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G26
M440i
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G26
M440i xDrive
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G30
540i
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
BMW
G30
540i xDrive
B58 3.0L
For models with the Gen2 B58 (B58C B58D) with the 48V Mild Hybrid / Energy Recovery systems
*The above product applications have been written by Turner Motorsport. All
warranties, product application, fitment, and performance are the responsibility of Turner Motorsport.
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