Rear Left CV Axle/Half-shaft - 2011 528i

The rear left half-shaft for the 2011 BMW 528i (F10 chassis) with N52B30 engine is typically cataloged as BMW part number 33207629508 or the functional equivalent 33207568709. This axle fits 2010-2011 model year 5-Series sedans and Touring wagons exclusively, as BMW transitioned to the turbocharged N20 four-cylinder in 2012 with different driveline geometry. When inspecting junkyard candidates, prioritize checking the inner CV boot for tears—differential fluid leakage destroys the tripod bearings rapidly. Installation demands a new self-locking axle nut torqued to factory specification (approximately 130 Nm); reusing the old nut risks loosening and hub bearing damage. Common failure modes include vibration during acceleration from worn inner joints and rhythmic clicking under load. Always inspect the differential output seal when removing the axle, as the seal lip can wear grooves into the shaft surface, necessitating seal replacement to prevent leaks.