Early Bronco Rear Disc Brake Kits

Early Bronco Rear Disc Brake Kit Buyer's Guide | 1966-77 Ford Bronco

Take your brakes to another level with an Early Bronco Rear Disc Brake Kit. This is one of the smartest ways to improve braking performance on your 1966-77 Ford Bronco. Rear disc brakes work together with a front disc conversion to provide stronger clamping force, better heat dissipation, and more consistent stopping performance compared to the factory rear drum setup.

Whether you're building a daily driver, trail rig, or high-performance street Bronco, the right rear disc brake conversion makes a noticeable difference in control and confidence.

Our Most Popular 66-77 Ford Bronco Rear Disc Brake Conversion

Our best-selling solution is Part #3131 Rear Disc Brake Kit with E-Brake Cables for 66-77 Ford Bronco.

This Early Bronco rear disc brake conversion includes all new components and is designed for straightforward installation with minimal modification required.

Kit Includes:

• New rear disc brake rotors

• Rear calipers with brake pads

• Caliper mounting brackets

• Emergency brake cables

• New rear brake lines

It’s a complete, affordable upgrade that transforms your stock drum rear end into a modern disc brake setup while retaining full parking brake functionality. Best of all, this kit works with most wheels 15-inch diameter or greater.

If you’re looking for dependable performance without overcomplicating your build, this is the go-to rear disc brake kit for most Early Bronco owners.

Wilwood Early Bronco Rear Disc Brake Kits

For those who want maximum braking performance and premium components, we offer Wilwood Early Bronco Rear Disc Brake Conversion Kits featuring 4-piston Wilwood calipers available in black or red.

These systems are ideal for Broncos running larger tires, heavier builds, or high-performance front brake setups.

Wilwood Dynapro 4R 12.19" Rear Disc Brake Conversion

• 12.19" diameter rotors

• Plain or slotted & drilled rotor options

• 4-piston Dynapro calipers

• 15" wheel minimum required

A strong upgrade for street-driven and mild performance builds that want Wilwood stopping power without stepping up wheel size.

Wilwood Superlite 4R 12.88" Rear Disc Brake Conversion

• 12.88" diameter rotors

• Plain or slotted & drilled rotor options

• 4-piston Superlite calipers

• 17" wheel minimum required

A serious performance setup designed to complement larger front brake systems and heavier Broncos.

Wilwood Superlite 4R 14" Rear Disc Brake Conversion

• 14" diameter rotors

• Plain or slotted & drilled rotor options

• 4-piston Superlite calipers

• 18" wheel minimum required

Built for high-horsepower builds, oversized tires, and maximum braking performance. This is the ultimate rear disc brake solution for a 1966-77 Ford Bronco running larger wheels.

Choosing the Right Rear Disc Brake Kit for Your Early Bronco

When selecting an Early Bronco rear disc brake kit, consider:

• Wheel size (minimum wheel diameter requirements)

• Tire size

• Vehicle weight

• Front brake setup

• Intended use (street, trail, performance)

For most builds, our Part #3131 kit provides excellent performance and value. For higher-end builds or those running large wheels and tires, Wilwood rear disc brake conversions deliver increased stopping capability and premium components.

If you're unsure which Early Bronco rear disc brake conversion is right for your 66-77 Ford Bronco, our team can help you match the right kit to your build.