how to convert rear drum to disc brakes

Converting Rear Drum Brakes to Disc Brakes A Step-by-Step Guide

Upgrading your vehicle's braking system can significantly enhance performance, safety, and aesthetics. One popular modification among car enthusiasts is converting rear drum brakes to rear disc brakes. This upgrade not only improves stopping power but also offers better heat dissipation and a more modern appearance. This article will guide you through the steps involved in this conversion.

Understanding Drum Brakes vs. Disc Brakes

Before diving into the conversion process, it's important to understand the differences between drum and disc brakes. Drum brakes consist of a cylindrical drum that rotates with the wheel, while shoes push against the inner surface to create friction. Disc brakes, on the other hand, utilize a flat disc that the brake caliper grips to halt the wheel's motion. Generally, disc brakes have superior performance, especially under heavy braking conditions, making them a favorable choice for many vehicle owners.

Tools and Materials Needed

To successfully convert your rear drum brakes to disc brakes, gather the following tools and materials

- Basic hand tools (wrenches, sockets, screwdrivers) - Jack and jack stands - Brake cleaner - New disc brake assembly (including rotors, calipers, and pads) - Brake lines (if necessary) - Adapter brackets (specific to your vehicle model) - Torque wrench - Safety goggles and gloves

Step-by-Step Conversion Process

1. Prepare the Vehicle

Ensure the vehicle is parked on a level surface. Begin by loosening the lug nuts on the rear wheels slightly while the car is still on the ground. Then, lift the rear end of the vehicle using a jack and securely place it on jack stands. Remove the rear wheels to access the drum brakes.

2. Remove the Drum Brakes

Using the appropriate tools, remove the drum brake assemblies. Start by unscrewing any retaining hardware. Depending on your vehicle, you may need to remove the wheel cylinder, brake shoes, and other associated components. Be cautious as springs and clips can be under tension and may snap back.

3. Install the Adapter Brackets

Most conversion kits come with adapter brackets that allow you to mount the new disc brake assemblies onto your vehicle's axle. Follow the instructions provided with the kit for proper installation. Ensure that all bolts are tightened to the manufacturer's specifications using a torque wrench.

4. Install the Brake Rotors and Calipers

Next, slide the new brake rotors onto the wheel hub. Once in place, mount the calipers according to the instructions provided by the conversion kit. Ensure that they are aligned correctly with the rotor for optimal performance. Additionally, do not forget to install new brake pads into the calipers.

5. Connect Brake Lines

If your conversion kit requires new brake lines, install them according to the kit's instructions. Ensure all connections are secure and free from leaks. It may be necessary to bleed the brakes after installation to remove any air from the braking system.

6. Reassemble and Test

After reassembling all components, including the wheels, lower the vehicle back to the ground. Tighten the lug nuts to the manufacturer's specifications. Before hitting the road, press the brake pedal several times to ensure proper engagement of the new system. Conduct a test drive in a safe environment to assess the braking performance.

Conclusion

Converting your rear drum brakes to disc brakes can yield impressive benefits in terms of safety and performance. While the process may seem daunting, following a detailed guide can simplify the task considerably. Always ensure that you use quality parts and adhere to safety protocols throughout the conversion process. By upgrading to disc brakes, you not only enhance your vehicle's stopping power but also increase its overall reliability on the road. Enjoy your new braking system and drive with confidence!