SSBC-USA American-made Kelsey Hayes 4-piston front disc brake conversion kit with rotors for upgraded vehicle braking system.
American-made SSBC-USA Kelsey Hayes 4-piston front disc brake conversion kit with rotors on a vehicle.
American-made SSBC-USA Kelsey Hayes 4-piston front disc brake conversion kit with rotors, shown installed on vehicle front brake assembly.
American-made SSBC-USA Kelsey Hayes 4-piston front disc brake conversion kit with rotors on a vehicle wheel.
SSBC-USA American-made Kelsey Hayes 4-piston front disc brake conversion kit with rotors for upgraded vehicle braking system.
American-made SSBC-USA Kelsey Hayes 4-piston front disc brake conversion kit with rotors on a vehicle.
American-made SSBC-USA Kelsey Hayes 4-piston front disc brake conversion kit with rotors, shown installed on vehicle front brake assembly.
American-made SSBC-USA Kelsey Hayes 4-piston front disc brake conversion kit with rotors on a vehicle wheel.

1965-1966 Ford & Mercury Kelsey-Hayes 4-Piston Non-Power Front Disc Brake Kit | A120D.

SKU- A120D

$1,305.00
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Shipping calculated at checkout.

Kelsey-Hayes Non-Power Front Drum-to-Disc Brake Conversion Kit

Convert compatible 1965-1966 Ford and Mercury front drum brake systems with the SSBC-USA A120D Kelsey-Hayes-style front disc brake conversion kit. This factory-inspired system uses 4-piston cast-iron calipers, 11-inch front rotors, and the major hydraulic and mounting components needed for a properly matched non-power conversion.

Key Features

  • 4-piston Kelsey-Hayes-style front calipers
  • Black E-coat caliper finish
  • 11-inch front rotors
  • Designed for compatible non-power front drum-to-disc conversions
  • Fits select 1965-1966 Ford and Mercury 5-lug applications
  • SSBC-USA part number: A120D

What’s Included

  • 4-piston cast-iron front calipers
  • 11-inch front rotors
  • Semi-metallic brake pads
  • Dual-bowl manual-disc master cylinder
  • Adjustable proportioning valve
  • Brass distribution block
  • Splash shields and backing plates
  • DOT flex hoses
  • Required installation hardware

Vehicle Fitment

Ford and Mercury: Select 1965-1966 5-lug applications, including Mustang, Fairlane, Falcon, Comet, Cougar, and Ranchero, when equipped with compatible V8 drum brake spindles and a non-power brake configuration.

✔ Fitment Confidence: This kit is designed for the compatible Ford and Mercury applications listed above. Not 100% sure about your spindle type, 5-lug setup, wheel clearance, current brake system, or prior modifications? Call our tech team at (716) 775-6700 before you order. We’ll help confirm the correct application details so you can buy with confidence.

Wheel and Installation Notes

This system fits many 15-inch wheels and select factory-style 14 x 7-inch steel wheels when clearance is confirmed. Professional installation is recommended. Confirm spindle compatibility, wheel clearance, brake-line routing, master-cylinder setup, and proportioning requirements before installation. The system must be properly bled and the pads and rotors correctly bedded after installation.

🚚 Shipping: This item is configured to order at our Elma, NY facility — production and configuration typically take 5–10 business days. Supply constraints can occasionally cause temporary delays beyond this window. Need an update on your order? Contact us at (716) 775-6700 or orders@ssbc-usa.com with your order number and we’ll get you an answer right away. Your exact shipping cost is calculated at checkout based on your address.