1987–1992 Ford Mustang 5-Lug 4-Wheel Disc Brake Conversion Kit – Black – A112-2BK
SKU- A112-2BK
Regular price $1,815.005-Lug Four-Wheel Drum-to-Disc Brake Conversion Kit for 1987-1992 Ford Mustang
Convert compatible 1987-1992 Ford Mustang factory drum brake systems to a 5-lug front and rear disc brake setup with the SSBC-USA A112-2BK four-wheel conversion kit. This package combines front and rear disc brake components, black rear calipers with built-in parking brakes, Moser 5-lug rear axles, hydraulic components, and the major mounting hardware needed for a properly matched full-vehicle conversion.
Key Features
- Converts compatible front and rear brakes to a 5-lug disc brake configuration
- Black rear calipers with built-in parking brakes
- Front and rear rotors included
- Moser 5-lug rear axles included
- Designed for compatible 8.8-inch small-bearing rear differential applications
- Fits many 14-inch OEM wheels when clearance is confirmed
- SSBC-USA part number: A112-2BK
What’s Included
- Front brake conversion components
- Rear calipers in black finish
- Front and rear rotors
- Master cylinder
- Adjustable proportioning valve
- Parking-brake cables
- Moser 5-lug rear axles
- DOT flex hoses
- Mounting brackets and spacers
- Axle end-play shims
- Required installation hardware
Vehicle Fitment
Ford Mustang: Select 1987-1992 applications with a compatible 8.8-inch small-bearing rear differential and the correct axle, spindle, and wheel configuration for a 5-lug four-wheel conversion.
✔ Fitment Confidence: This kit is designed for the compatible 1987-1992 Mustang applications listed above. Not 100% sure about your rear differential, axle housing, bearing size, current lug pattern, front spindle setup, wheel clearance, or parking-brake configuration? 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.
Important Compatibility Notes
This kit changes the vehicle to a 5-lug front and rear brake configuration. Confirm axle housing, rear differential, bearing size, front spindle compatibility, wheel bolt pattern, wheel clearance, and parking-brake routing before ordering.
Installation Notes
Professional installation is strongly recommended. Confirm axle end play, bearing and seal compatibility, wheel clearance, brake-line routing, parking-brake cable routing, master-cylinder sizing, 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.
Frequently Asked Questions
How do I confirm this brake kit fits my vehicle?
Review the fitment details and Fitment Confidence section above. Model year, drivetrain, axle or hub configuration, rotor dimensions, parking-brake style, and wheel clearance can affect fitment. If any part of your setup is uncertain, call the SSBC-USA technical team at (716) 775-6700 before ordering.
What is included with this kit?
Use the Product Details, Key Features, or What's Included information above for the exact components supplied with this part number. Package contents vary by application and configuration.
Should wheel clearance be checked before ordering?
Yes. Brake-kit clearance depends on the specific wheel diameter, spoke profile, and offset. Confirm the clearance requirements for your application before ordering.
How long does this product take to ship?
This product is configured to order at the SSBC-USA facility in Elma, New York. Production and configuration typically take 5–10 business days, although temporary supply constraints can occasionally extend that timeframe.


