BMW E82 E92 M3 Rear Suspension Stabilizer Anti-Roll Sway Bar 2283785

BMW E82 E92 M3 Rear Suspension Stabilizer Anti-Roll Sway Bar is an original suspension component designed for the rear axle of sports models in the 1 and 3 Series. As part of the Stabilizers, clamps and bushings group, it is responsible for reducing body roll, improving handling, and ensuring more precise vehicle behavior in corners. Using this OEM component allows you to maintain the factory M3 suspension characteristics at a reasonable maintenance cost.

Specifications and technical data

• SKU: 2283785
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2283785
• Substitutable numbers: 33552283655, 2283655, 2283785, D=22, 5MM
• Location on the vehicle: Rear
• Category: Sway Bars, Links & Bushings

Purpose and function in the suspension

The presented rear suspension stabilizer has been designed specifically for BMW E82 and E92 M3 models, taking into account the characteristics of a sports suspension system. The component operates on the rear axle, connecting the control arms via appropriate mounts and working in conjunction with bushings and links, which allows for:

• reduction of lateral body roll during dynamic driving,
• more stable vehicle behavior during rapid lane changes,
• more predictable rear axle response in corners,
• better utilization of tire grip in both road and track conditions.

Thanks to its fitment for the specific M3 platform, the stabilizer maintains consistency with the factory suspension geometry and the operating characteristics of the shock absorbers and springs.

Construction, fitment and installation

The stabilizer is a BMW OEM component, which means full dimensional compatibility with factory mounting points on the rear axle. The construction was developed with the high lateral loads typical of M models in mind, therefore it ensures:

• precise fitment with original brackets and bushings,
• proper cooperation with stock clamps and other elements from the Stabilizers, clamps and bushings group,
• installation without the need for modifications to the body or subframe structure.

The placement on the vehicle specified as rear facilitates part selection in the catalog and minimizes the risk of errors when ordering. In practice, installation involves replacing the component at existing mounting points, following BMW service procedures.

Performance characteristics and benefits

Using an original rear stabilizer in a BMW E82/E92 M3 allows you to maintain the consistent operation of the entire suspension system. Compared to aftermarket replacements of uncertain origin, the OEM part ensures:

• preservation of the factory handling characteristics typical of the M3,
• appropriate lateral stiffness selected by BMW engineers,
• predictable vehicle behavior during braking in corners and acceleration when exiting a turn.

The used component is a good choice for post-accident repairs, replacing worn suspension components, or restoring a car to its stock specification after modifications. It allows for cost reduction while maintaining the original suspension system design.

Condition, verification and part selection

The offered stabilizer comes from disassembly and is sold as a used part, which is a popular solution for OEM suspension components for M3 models. Before installation, it is recommended to perform a standard inspection of the condition of the cooperating bushings, clamps, and mounts to fully utilize the potential of the entire system.

For certainty of selection, it is worth comparing part markings and interchangeable numbers with the vehicle specification. Appropriate identifiers are available in the product description, which facilitate verification of compatibility with a specific version of the BMW E82 or E92 M3.

If you are planning a comprehensive repair or upgrade of the rear suspension area in your BMW and need other components from the same group, such as stabilizers, clamps, or bushings, check the available parts in the BMW Stabilizers, clamps and bushings category.

Safety and additional technical materials

A functional suspension and stabilization system has a direct impact on driving safety, especially in cars with high dynamic potential, such as the BMW M3. It is worth combining the replacement of stabilizer components with an inspection of the braking system to maintain full predictability of the car's behavior in all conditions.

If you are also considering purchasing used brake components and want to do so in an informed and safe manner, check out our guide: Second-hand braking system: how to safely choose discs, calipers, and ABS?. There you will find a practical checklist that will help you assess the condition of the components and make the right purchasing decision.