convert rear drum brakes to disk

Converting Rear Drum Brakes to Disk Brakes A Comprehensive Guide

When it comes to upgrading your vehicle's braking system, one of the most beneficial modifications you can make is converting rear drum brakes to disc brakes. While drum brakes were once the standard, many modern vehicles utilize disc brakes for their superior performance, heat dissipation, and reliability. In this article, we will explore the reasons for making this conversion, the benefits it brings, and a basic overview of the process involved.

Understanding the Differences Firstly, it's essential to understand the fundamental differences between drum brakes and disc brakes. Drum brakes consist of a cylindrical drum that rotates with the wheel and brake shoes that press against the drum's inner surface to create friction and slow down the vehicle. On the other hand, disc brakes feature a flat rotor that is attached to the wheel, with brake pads that clamp down on the rotor when the brakes are applied. This design results in better heat dissipation and more consistent braking performance.

Benefits of Conversion 1. Improved Stopping Power Disc brakes provide greater stopping power compared to drum brakes. They are more effective at dissipating heat, which reduces brake fade—a condition where the brakes lose effectiveness due to overheating. This is particularly important for vehicles that undergo heavy use, such as towing or frequent stop-and-go driving.

2. Enhanced Safety Modern disc brake systems offer improved safety features, including better wet weather performance. The open design of disc brakes allows for quicker drying of the rotor and pads after rain or driving through puddles, reducing the chances of skidding or loss of control.

3. Easier Maintenance Maintenance on disc brakes is generally simpler than on drum brakes. Disc brake pads are easier to replace than brake shoes, and inspecting the system is straightforward. This means less time in the shop and more time on the road.

4. Aesthetics and Customization Many car enthusiasts choose to convert to disc brakes for aesthetic reasons. The visibility of the disc brake system through the wheel adds a sporty look. Moreover, various aftermarket options for calipers and rotors allow for simultaneous performance upgrades and customization.

The Conversion Process Converting drum brakes to disc brakes is a significant upgrade that may initially seem daunting. However, with proper preparation and the right tools, the process can be tackled effectively. Here’s a basic outline of the steps involved

1. Gather Parts and Tools You'll need a disc brake conversion kit, which typically includes rotors, calipers, brake pads, and mounting hardware. Ensure compatibility with your vehicle model. Additionally, you will require basic automotive tools like wrenches, sockets, and potentially a hydraulic press.

2. Raise the Vehicle Safely raise the vehicle and secure it on jack stands. Remove the rear wheels to access the drum brakes.

3. Remove Drum Brakes Disconnect any necessary components such as brake lines and parking brake cables. Remove the drum brake assembly and inspect the axle for any damage.

4. Install Disk Brake Components Follow your conversion kit’s instructions to install the new disc brakes. This generally involves attaching the new mounting bracket, installing the rotor, and mounting the caliper with the brake pads.

5. Reattach Brake Lines Ensure all brake lines are securely reattached and check for proper alignment. A brake fluid change may also be advisable for optimal performance.

6. Test the System Before driving, pump the brake pedal to ensure the calipers are properly seated and that there is no air in the brake lines. Conduct a low-speed test drive to ensure everything functions correctly.

Conclusion Converting rear drum brakes to disc brakes can significantly enhance your vehicle's performance, safety, and aesthetics. While the process may seem intricate, following the right steps can lead to a successful upgrade. As always, if you're unsure at any stage, consulting with or hiring a professional mechanic can provide peace of mind and ensure that your braking system performs reliably.