Download BMW 323 323i 1975-1984 Workshop Repair Service Manual –

Replacing the anti-roll bar (also known as a sway bar) on a BMW 323i involves several steps and requires specific tools. click here for more details on the download manual…..

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Below is a detailed guide on how to perform this task, including descriptions of every component involved.

### Tools and materials Needed:

1. **Tools:**
– socket set (including ratchet and extensions)
– Wrenches (metric sizes)
– Torque wrench
– Pliers
– Screwdrivers (flathead and Phillips)
– Jack and Jack stands
– Wheel chocks
– Hammer or rubber mallet
– Pry bar (optional)
– Spring compressor (if applicable)

2. **Materials:**
– New anti-roll bar
– New bushings (if not included with the bar)
– New end links (if required)
– Grease (for bushings)
– Cleaning solvent (for cleaning surfaces)

### Steps to Replace the Anti-Roll Bar:

#### Preparation:

1. **Safety First:**
– Ensure the vehicle is on a flat surface.
– Engage the parking brake and place wheel chocks behind the rear wheels.

2. **Lift the Vehicle:**
– Use a Jack to lift the front of the vehicle and place it on Jack stands securely. Make sure it is stable before working underneath.

#### Removal of the Old Anti-Roll Bar:

3. **Remove the Front Wheels:**
– Use a socket or wrench to remove the lug nuts and take off the front wheels for easier access to the suspension components.

4. **Locate the Anti-Roll Bar:**
– The anti-roll bar is typically situated under the front of the vehicle, connecting the left and right suspension components. It is a long metal bar that extends across the width of the car.

5. **Remove the End Links:**
– Locate the end links that connect the anti-roll bar to the suspension. These are small metal rods with bushings on each end.
– Use a wrench or socket to remove the nuts securing the end links to the anti-roll bar and the control arms. You may need to hold the end link with a wrench to prevent it from spinning while loosening the nut.

6. **Unbolt the Anti-Roll Bar:**
– The anti-roll bar is usually secured with brackets and bushings that attach it to the chassis. Locate these brackets, which are typically bolted to the subframe.
– Use the appropriate size socket to remove the bolts securing the brackets. Carefully slide the brackets off the anti-roll bar.

7. **Remove the Anti-Roll Bar:**
– Once the end links and brackets are removed, carefully maneuver the anti-roll bar out from its position. It may require some wiggling and adjusting to clear other suspension components.

#### Installation of the New Anti-Roll Bar:

8. **Prepare the New Anti-Roll Bar:**
– If your new anti-roll bar came with bushings, ensure they are lubricated with grease to reduce friction and noise.

9. **Install the New Anti-Roll Bar:**
– Position the new anti-roll bar in place, ensuring it is oriented correctly (the bends should match the original setup).
– Slide the bushings onto the new anti-roll bar if they are separate from the brackets.

10. **Secure the Anti-Roll Bar:**
– Reattach the brackets to the subframe and tighten the bolts to secure the anti-roll bar in place. Ensure that the bushings are seated properly in the brackets.

11. **Attach the End Links:**
– Install the new or existing end links by connecting them to the anti-roll bar and the control arms. Tighten the nuts to the manufacturer’s specified torque.

#### Final Steps:

12. **Reinstall the Wheels:**
– Place the front wheels back onto the vehicle and hand-tighten the lug nuts.

13. **Lower the Vehicle:**
– Use the Jack to lift the vehicle slightly to remove the Jack stands, then lower it back to the ground.

14. **Torque the Lug Nuts:**
– Once the vehicle is on the ground, use a torque wrench to tighten the lug nuts to the manufacturer’s specifications.

15. **Test Drive:**
– Take the vehicle for a short test drive to ensure that the installation is correct and that there are no unusual noises or handling issues.

16. **Check for Proper Alignment:**
– After replacing the anti-roll bar, it’s a good idea to have the vehicle’s alignment checked, as suspension components might have shifted during the process.

### Conclusion:

Replacing the anti-roll bar on a BMW 323i is a straightforward process if you have the right tools and follow the steps carefully. Always refer to the vehicle’s service manual for specific torque specifications and additional guidance. If you are not comfortable performing this task, consider seeking professional assistance.
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