Wilwood D8-4 Front Disc Brake Kit - 12.19 inch, 4-Piston, 76-77 Ford Bronco SKU: 140-13928N
Wilwood D8-4 Front Disc Brake Kit - 12.19 inch, 4-Piston, 76-77 Ford Bronco
Product Overview:
Ensure your Bronco stops as well as it goes—Wilwood's D8-4 brake kit provides consistent, reliable braking performance for daily drives and weekend trail runs.
Requires minimum 16 inch wheel diameter. Consult the Wheel Clearance Diagram in additional images to confirm fitment before purchasing.

Full description
Ensure your Bronco stops as well as it goes—Wilwood's D8-4 brake kit provides consistent, reliable braking performance for daily drives and weekend trail runs.
Requires minimum 16 inch wheel diameter. Consult the Wheel Clearance Diagram in additional images to confirm fitment before purchasing.
Wilwood D8-4 Front Disc Brake Kit | 12.19" Rotors | 4 Piston | 76-77 Bronco
The Wilwood D8-4 Front Disc Brake Kit is engineered to deliver exceptional braking performance for 1976–77 Ford Bronco equipped with Dana 44 front axle. Featuring forged aluminum four-piston calipers and substantial 12.19" rotors, this kit ensures enhanced stopping power and thermal stability, making it ideal for both on-road and off-road applications.
-
Calipers: D8-4 forged billet aluminum four-piston calipers with stainless steel pistons and high-temperature seals.
-
Rotors: 12.19" x 1.25" ULHP-32 directional vane certified alloy carbon iron rotors for maximum torque and thermal stability.
-
Mounting Hats: Aluminum hats designed to mount rotors to OE factory hubs.
-
Brake Pads: ProMatrix Dual-Sport high-performance pads suitable for street and off-road use.
-
Brake Lines: DOT-approved stainless steel braided flexlines with protective outer jackets and adapter fittings.
-
Installation Hardware: Comprehensive kit includes new wheel studs, brackets, and all necessary hardware.
-
Installation Guide: Detailed step-by-step instructions provided, including guidance on minor modifications to OE dust shield backing plates.
Technical Notes
-
Compatibility: Designed specifically for 1976–77 Ford Bronco with Dana 44 front axle.
-
Wheel Requirements: Requires a minimum wheel size of 16".
-
Not compatible with GM Disc Brake/Spindle components.
Upgrade your Bronco's stopping power with Wilwood's D8-4 kit - 4-piston forged calipers and 12.19" rotors for unmatched braking torque and thermal stability.