how to remove a stuck rear brake drum

How to Remove a Stuck Rear Brake Drum

Removing a stuck rear brake drum can be a frustrating experience for many car enthusiasts and DIY mechanics. However, with the right approach and techniques, you can successfully remove a stuck brake drum without causing damage to other components. This guide will walk you through the steps needed to tackle this common issue effectively.

Safety First

Before you start, ensure your vehicle is parked on a flat surface, and engage the parking brake. It’s also a good idea to wear safety glasses and gloves to protect yourself from debris and sharp edges.

Tools You Will Need

To remove a stuck brake drum, you will need the following tools - A jack and jack stands - Lug wrench - Hammer or rubber mallet - Brake cleaner - Screwdriver (flathead) - Pliers - WD-40 or penetrating oil

1. Lift the Vehicle Begin by loosening the lug nuts on the rear wheel while the vehicle is still on the ground. Once loosened, use a jack to lift the car and secure it with jack stands. Remove the wheel to expose the brake drum.

2. Inspect the Brake Drum Take a close look at the brake drum and surrounding components. Sometimes, rust or debris can cause the drum to stick. If you notice any obvious obstructions, clean them away with brake cleaner.

3. Apply Penetrating Oil If the drum seems particularly stubborn, spray some WD-40 or a similar penetrating oil around the edges of the brake drum. Allow it to sit for 10-15 minutes, as this can help loosen any rust or corrosion that may be present.

4. Use a Hammer Gently tap around the circumference of the brake drum with a hammer or rubber mallet. This can help break up the rust bond and make it easier to remove. Be careful not to hit too hard, as you could damage the drum.

5. Screwdriver Technique If the drum still does not budge, you can use a flathead screwdriver. Look for a hole or slot around the drum, often found on the back. Use the screwdriver to adjust the brake adjustment wheel—this will retract the brake shoes slightly, providing more space for the drum to come off.

6. Check the Adjustment If you can’t find a slot, you might need to adjust the brake shoes manually. Use the screwdriver to turn the adjuster wheel located on the brake assembly, which can help decrease the tension on the shoes.

7. Wiggle and Pull With some adjustment made, try pulling the drum off again. You can also wiggle it back and forth gently; sometimes this motion helps to break any remaining friction.

8. Final Attempts If the drum is still stuck, tap it once more with the hammer, or consider using a specialized brake drum puller for a more significant force. Ensure you are following the specific instructions for any tool you use.

Conclusion

Removing a stuck rear brake drum may take some time and effort, but with patience and the right tools, it can be conquered. Always remember to prioritize safety and take your time during the process to avoid damaging any components. Once the drum is removed, inspect the brake shoes and drum for wear and replace them if necessary to ensure optimal braking performance in the future. With the brake drum off, you are now ready to service your brakes confidently.