BMW 3 E91 Touring 325i N52 Rear Left N/S Suspension Leg Axle Brake Hub

BMW 3 E91 Touring 325i N52 Rear Left N/S Suspension Leg Axle Brake Hub is a complete rear axle component designed for installation on the driver's side. It offers factory geometry, robust construction, and a precise fit for the specific model configuration, facilitating accurate chassis repair. As such, it represents a functional service solution for users seeking original suspension architecture.

Specifications and technical data

• SKU: 6774807-16
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6774807
• Substitutable numbers: 33326774807, 6774807, 34216768697, 6768697, 33217527081, 7527081, 33217553563, 7553563, 34216864901, 6864901, 33326757735, 6757735, 34216855008, 6855008, 34216764653, 6764653
• Location on the vehicle: Rear, Left
• Category: Suspension Component Replacement Kits

Purpose and function in the suspension system

The described suspension assembly is dedicated to the rear left side of the BMW 3 Series E91 325i Touring body with the N52 engine. It integrates suspension load-bearing elements, wheel hub mounting, and brake system components, allowing for a cohesive replacement of the entire axle working area. This solution reduces the risk of installation errors and facilitates the maintenance of correct wheel geometry.

The placement on the vehicle's rear left side ensures compatibility with factory mounting points, as well as the standard Touring body configuration. This is particularly important for post-collision repairs, replacing corroded elements, or restoring driving characteristics after intensive use.

Assembly construction: axle, hub, and brake

The set includes the rear left part of the axle assembly integrated with the wheel hub and brake system components. This design allows for:

• restoring factory wheel tracking in the vertical and horizontal planes,
• ensuring stable mounting of the brake disc and caliper,
• maintaining the correct position of the hub relative to the control arms and body.

Thanks to the combination of load-bearing and braking functions in one assembly, the replacement is more predictable, and the diagnostics of potential play or vibrations are simplified. It is a practical service solution for workshops specializing in BMW and for conscious users overseeing repairs themselves.

Benefits of using an original used assembly

The original rear left suspension assembly for the BMW 3 E91 Touring 325i N52 retains factory design parameters, which translates into:

• consistency with the car's standard handling characteristics,
• proper cooperation with other suspension and brake elements,
• easier alignment and angle adjustment after repair.

As an item in the Suspension replacement kits category, the product allows for the simultaneous replacement of several related components, which limits the number of disassemblies and re-adjustments. The used nature of the part allows for the optimization of repair costs while maintaining the original design, which is particularly beneficial for comprehensive work on the rear axle.

Professional installation and service application

Due to the complexity of the suspension system and the presence of brake elements, installation in a specialized workshop is recommended. Proper seating of the assembly, tightening of bolted connections to the correct torque, and final geometry adjustment are crucial for safety and predictable vehicle behavior on the road. The assembly will work perfectly both for post-accident repairs and for replacing worn components in high-mileage cars.

To better understand the role of individual suspension elements and their impact on vehicle handling, it is worth consulting a technical guide: Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers. This is a helpful addition to your knowledge when planning repairs on the BMW rear axle.

Expanding BMW suspension repairs

If you are planning a comprehensive repair or upgrade of the suspension zone in your BMW and need other elements from the same group, such as additional control arms, mounts, or related axle components, check out the available parts in the BMW suspension replacement kits category.