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


Upgrade your 1955 - 1957 front brakes to aluminum caliper.Our billet aluminum calipers give you the stopping power of a 4-piston caliper without the wheel clearance issues.

Maximum braking power with the flexibility of using Most 15 inch wheels

  • Kit includes 2-piston SuperTwin HD billet aluminum calipers with stainless steel pistons, square cut seals, dust boots (DOT Design) and dual bleeders for easy bleeding.
  • Aluminum calipers are 6 lbs lighter than cast iron calipers for better ride quality.
  • 9" booster and power brake master cylinder power the light weight calipers.
  • Complete with hi-performance low dust pads, CNC machined caliper mounting brackets, master cylinder adapter lines, grease seals, wheel bearings, grease caps, DOT braided stainless flex hoses, spindle nuts and hardware.
  • Adjustable proportioning valve allow best performance for your rear brakes
  • Kit comes with Turbo slotted rotors with Xtra Life plating.
  • Optional Big Bite cross drilled and slotted rotors with Xtra Life plating
  • All hardware included.
  • Bolts to stock drum brake spindle.
  • Calipers, brackets and proportioning valve 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: $1,153.78

Customize Your Item

- Rotor Upgrades -
- Powder Coat Upgrade -

Caliper Details

  • Caliper Name: SuperTwin
  • Number Of Pistons: 2
  • Piston Size: 43mm
  • 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
  • 95.0 lbs.
  • W13.0000” x H32.0000” x L17.0000”

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