Four Wheel Manual Disc Brake Conversion KitIncludes upper control arms and upper and lower ball joints. Upgrades bolt pattern to 5" X 4.5". Must use 5" X 4.5" wheels. The solution for performance muscle car owners - PST's Disc Brake Conversion Kits. You have always relied on PST to provide you with top quality, complete, easy to install performance products for your muscle car. Our kits are just what you've been asking for! These kits are the most complete available and include virtually everything to do the conversion in one convenient package. Order today from PST, The Muscle Car Performance Specialists! This kit is for stock setup only. If your vehicle is non-stock, please call to inquire. Front Kits Include: 11" Rotors (5x4.5) Single Piston Cast Iron Calipers Spindles Cast Iron Master Cylinder Adjustable Proportioning Valve Brake Pads Caliper Brackets Backing Plates Hoses Bearings Seals Dust Caps Spindle Nuts & Washers All Hardware Must use 15" or Larger Wheels Rear Kits Include: 11" Rotors (5x4.5) Single Piston Calipers Brake Pads Caliper Brackets Green Bearings Flex Hoses & Brackets Emergency Brake Cables Installation Hardware Must use 15" or Larger Wheels Specification Value Position Front and Rear Kit Type Manual Front Rotor Included Yes Front Rotor Construction Solid Front Rotor Diameter (inches) 11 Rear Rotor Included Yes Rear Rotor Construction Solid Rear Rotor Diameter (inches) 11 Caliper Included Yes Caliper Piston Quantity Single Caliper Material Cast iron Caliper Color Natural Spindle Included Yes Dust Shields / Backing Plates Included Yes Power Brake Booster Included No Proportioning Valve Type Adjustable