Our 1967-81 Chevy Camaro, Pontiac Firebird Drop Spindle Disc Brake Conversion Kits are manufactured to precise specifications. One piece spindle design has integrated steering arms. These systems not only upgrade your 1967-81 Camaro or Firebird to discs, they also lower the vehicle a full 2″ without affecting steering geometry. Offsets wheels standard 1/8 each side.