Description
BMW E90 325i N53 218HP Left Driveshaft Hub is a specialized rear suspension component designed for the left-hand drive axle in the BMW 3 Series E90 with the N53 engine. This component, part of the Suspension Replacement Kits group, is responsible for precise wheel guidance and stable transfer of loads from the hub and driveshaft to the body. A used OEM part is a sensible choice for professional suspension repair in BMW vehicles.
Specifications and technical data
- SKU: 6774809
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 6774809
- Substitutable numbers: 33217547073, 7547073, 33217537715, 7537715, 33326774809, 6774809, 34216768697, 6768697, 34216855007, 6855007, 33326774806, 6774806, 33326757080, 33326761582, 6761582, 34216764651, 6764651, 33326761581, 6761581, 33326774805, 6774805, 33326757079, 6757079
- Location on the vehicle: Rear, Left
- Category: Suspension Component Replacement Kits
Purpose and Function in Suspension
The left rear driveshaft hub operates at a critical point in the drivetrain, connecting suspension, drivetrain, and braking system components. It is responsible for:
- maintaining the correct geometry of the rear axle,
- stable wheel guidance in the vertical and lateral planes,
- transferring torque from the drivetrain to the wheel,
- cooperating with the shock absorber mounting points, control arms, and hub.
Thanks to its appropriate factory design, the hub ensures predictable vehicle behavior during acceleration, braking, and cornering, which directly impacts driving safety and stability.
Compatibility and Fitment for BMW E90 325i N53
The presented component has been designed for the specific drivetrain configuration of the BMW 3 Series E90 with the 218 HP N53 engine. This means maintaining factory mounting points, correct geometry, and manufacturer-specified operating tolerances on the left rear axle. Using an original hub with a driveshaft allows for:
- maintaining compliance with factory suspension settings,
- avoiding problems with the fitment of cooperating components,
- minimizing the risk of incorrect installation.
For users who care about drivetrain consistency, this is a practical service solution, especially for repairs after collisions or replacement of worn suspension components.
Characteristics of a Used Component
The driveshaft hub is offered as a used part, sourced from disassembly. Such components are often chosen in professional workshops when an economical yet technically sound solution is needed. A used OEM part retains:
- factory construction and geometry,
- manufacturer-specified mounting points,
- compatibility with the original BMW suspension system.
Before installation, a standard inspection of the working surfaces, bearing seats, and mounting points is recommended to ensure proper operation within the entire suspension system.
Role in Suspension Replacement Kits
The left rear axle driveshaft hub is an essential element of a larger system, cooperating with control arms, shock absorber, hub, and mounting components. For comprehensive rear suspension service on the BMW E90, it is advisable to consider replacing several components simultaneously to restore the cohesive operation of the entire system. If you are planning a comprehensive repair or upgrade of the rear suspension area in your BMW and need other parts from the same group, such as control arms, mounts, or additional guiding elements, check the available parts in the BMW Suspension Replacement Kits category.
How to Ensure the Durability of a Used Hub and Driveshaft
To maximize the potential of a used suspension component, it is worth applying appropriate installation procedures and regularly inspecting the drivetrain. Practical tips for operating and maintaining disassembled components – including suspension parts – can be found in the article How to Extend the Lifespan of Used Car Parts?. Following these recommendations helps reduce wear on cooperating sub-assemblies and maintain stable vehicle handling for a longer period.
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