BMW 6 Series E64 630i N52 Rear Left N/S Suspension Hub Leg Brake Caliper Disc

BMW 6 Series E64 630i N52 Rear Left N/S Suspension Hub Leg Brake Caliper Disc is a complete chassis component, including the suspension hub, control arm, as well as the brake caliper and disc. Thanks to the factory BMW design and the preservation of original geometry, this suspension replacement kit allows for the precise restoration of the vehicle's rear left corner without compromising handling or safety.

Specifications and technical data

• SKU: 6754557-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6754557
• Substitutable numbers: 33326754557, 6754557, 34216758057, 6758057, 33217547821, 7547821, 34216864061, 6864061, 33326770831, 6770831, 34216753215, 6753215, 34216772085, 6772085, 33207521131, 7521131
• Location on the vehicle: Rear, Left
• Category: Suspension Component Replacement Kits

Purpose and system configuration

The presented component is intended for installation on the rear left side of the BMW 6 Series E64 630i with the N52 engine. The assembly includes key components responsible for wheel guidance and the transfer of braking forces, which directly impacts vehicle stability, steering precision, and braking system efficiency.

Combining the hub, suspension arm, caliper, and disc into a single assembly facilitates service, reduces repair time, and minimizes the risk of installation errors resulting from combining random, incompatible parts.

Benefits of using an original BMW assembly

The original BMW design ensures:

• preservation of factory suspension geometry and correct wheel alignment,
• proper cooperation with the stock braking system and safety systems,
• material and dimensional consistency of all components included in the assembly.

As a result, this suspension replacement kit helps restore predictable vehicle behavior during braking, acceleration, and cornering, which is particularly important in a dynamic model such as the BMW 6 Series E64 630i.

Characteristics of the used component

The product comes from disassembly and is offered as a used original BMW part. This means maintaining factory design parameters while optimizing repair costs compared to new components. This type of solution is often chosen for accident repairs, suspension regeneration, or restoring a car to a technical condition consistent with the manufacturer's specifications.

Using a complete rear left assembly facilitates diagnostics and replacement – instead of dismantling the system into individual components, the mechanic installs one coherent module, which limits the number of potential failure points and speeds up the service process.

Application in repairs, upgrades, and tuning

This rear left suspension and brake assembly will work well both for standard repairs after wear and tear and for rebuilding after a collision. It can also be used in upgrade projects where the priority is to maintain the original BMW handling characteristics while reducing parts costs.

If you are considering broader use of dismantled components in premium cars, it is worth checking out practical tips on selecting and installing such elements – you will find them in the article Audi on second-hand parts – tuning and repairs without losing quality, which discusses the approach to used components in the context of quality and durability.

Expanding work within the BMW rear suspension

If you are planning a comprehensive repair or upgrade of the rear suspension area in your BMW and need other elements from the same group, such as additional arms, hubs, or complete modules with brakes, check out the available parts in the category BMW suspension replacement kits.