BMW 3 E46 320d M47N Rear Left N/S Suspension Leg Brake Disc Wheel Hub Axle

BMW 3 E46 320d M47N Rear Left N/S Suspension Leg Brake Disc Wheel Hub Axle is a complete, used rear suspension component designed for installation on the driver's side. The set combines key components responsible for wheel guidance, load bearing, and interaction with the braking system, allowing for efficient and organized replacement in one area of the vehicle. By maintaining factory geometry, it serves as a practical service solution for rear axle repairs.

Specifications and technical data

• SKU: 6774777-5
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6774777
• Substitutable numbers: 33326774777, 6774777, 34216758135, 6758135, 34216864056, 6864056, 33321136643, 1136643, 33321094457, 1094457, 33326770803, 6770803, 34211165033, 1165033, 34211165563, 34216855154, 6855154, 33217530247, 7530247, 33217530965, 7530965
• Location on the vehicle: Rear, Left
• Category: Suspension Component Replacement Kits

Purpose and vehicle placement

The offered component is designed for installation on the rear left side of the suspension in a BMW 3 Series E46 with an M47N 320d engine. The set includes a suspension leg integrated with the wheel hub, brake disc, and wheel axle, which allows for the restoration of proper operation of the entire suspension corner on the driver's side.

This solution is particularly beneficial for repairs following mechanical damage or corrosion, when it is necessary to replace several interacting components simultaneously. Using a complete assembly helps reduce the risk of geometry issues and speeds up workshop tasks.

Assembly structure and function of individual components

The suspension leg is responsible for vertical wheel guidance and interaction with other rear axle components, ensuring vehicle stability while driving. The integrated wheel hub transfers loads from the wheel to the suspension while enabling its smooth rotation. The brake disc works with the caliper and pads to create an effective braking system on the rear axle.

Combining these components into one assembly:

• facilitates matching the part to a specific version of the BMW 3 E46 320d M47N,
• reduces the number of separately ordered items,
• promotes the maintenance of technical consistency for the entire suspension corner.

Benefits of using a complete suspension replacement set

The product belongs to the Suspension replacement sets group, meaning it has been prepared for comprehensive service of a single wheel mounting point. In practice, this translates into:

• simplified part selection during rear axle repair,
• consistent fitment of mechanically interacting elements,
• the possibility of simultaneously replacing worn components in one area of the vehicle.

For workshops and private users, this means a more predictable repair outcome and a lower risk of needing to intervene in the same suspension section again in the near future.

Characteristics of the used BMW component

The offered set comes from a BMW vehicle and is a used part, which allows for economical repair while maintaining the original design. This type of solution is often chosen when servicing older generations of the 3 Series, where both compliance with factory solutions and reasonable operating costs are important.

The used rear left suspension leg set with hub, brake disc, and wheel axle will work particularly well in situations where mechanical damage, component bending, or excessive wear has occurred, and the goal is to restore proper handling and vehicle stability.

Service and tuning applications using second-hand parts

Choosing original, used suspension components is a popular solution among German automotive enthusiasts who want to keep their cars in good technical condition without excessive costs. If you are interested in a broader approach to repairs and modifications using aftermarket components, it is worth reading an article describing practical examples of such solutions – you can find them in the material Audi on second-hand parts – tuning and repairs without losing quality, which discusses the strategy of conscious selection of used elements.

Expanding work on the BMW rear axle

If you are planning a comprehensive repair or upgrade of the rear axle suspension zone in your BMW and need other elements from the same group, such as additional legs, hubs, or complete wheel mounting modules, check the available parts in the BMW suspension replacement sets category.