These are our Heavy Duty front shackle plates for Chevrolet/GM Squarebody trucks. Select your upper and lower bolt sizes along with the center-to-center distance you require for a custom set made specifically for your truck! Made from A36 Mild Carbon Steel and CNC Laser Cut for precision. Set of 4 plates (2 per side). Bare steel only - you will need to paint/powdercoat/etc... when you receive them.