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1955 - 1958 Front Aluminum 2 Piston Non Power Disc Brake Conversion Kit - A129-1A


Simple and complete premium drum to disc brake conversion kit gives you original looking disc brakes.

Simple bolt on instructions and all the parts you need to convert from drum to disc brakes.

  • Our billet aluminum SuperTwin HD 2-Piston calipers give you the stopping power of a 4-piston caliper without the wheel clearance issues, ideal for 15" rims
  • Complete with & in dual diaphragm booster and disc brake master cylinder, USA made carbon metallic pads, DOT stainless steel flex hoses
  • USA made adjustable proportioning valve for maximum rear brake pressure
  • Bolts to stock drum brake spindle.
  • Rotors available with optional Turbo slotting and Xtra Life plating.
  • All hardware included.
  • Includes Turbo slotted rotors with Xtra Life plating.
  • Calipers 100% MADE IN THE USA

Please note that the calipers in this kit are coated with a clear anodize finish. Upgrade to red or black calipers for an additional cost.

Click here to download

REMINDER! Please do not purchase this kit without reviewing the wheel fitment diagram.
Pricing: $902.61

Customize Your Item

- Rotor Upgrades -
- Powder Coat Upgrade -

Caliper Details

  • Caliper Name: SuperTwin
  • Number Of Pistons: 2
  • Piston Size: 43
  • Constructed From: Aluminum
  • Caliper Standard Finish: Clear Anodize
  • Caliper Optional Finishes: Powder Coat Red or Black

Rotor Details

  • Diameter: 11 inch
  • Thickness: 1.000 inch
  • Venting: Uni-Directional
  • Rotor Standard Finish: Slotted & Plated
  • Bolt Pattern: 5x4.75 inch

Replacement Parts


Shipping Information

  • Item Requires Shipping
  • 77.0 lbs.
  • W13.0000” x H32.0000” x L17.0000”

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