kits bolt to stock drum brake spindle. Power kits have 9" booster. Requires 14" x 7 ... " or larger wheels. A123 Non-power, 1967-69 F-Body, 1964-72 A-Body (Olds ... -74 X-Body . . . . . . .$759.99 A123-1 Power, 1967-69 F-Body, 1964-72 A-Body (Olds ... X-Body . . . . . . .$869.99 A123-3 Non-power, 1962-67 X-Body* . . . . . . . . . . .$ ... 759.99 A123-4 Power, 1962-67 X-Body ... 869.99 A123-5 Power, 1967 Olds Cutlass ... 1119.99 A123-58 Power, 1968 Olds Cutlass ... 1119.99 A123-59 Power, 1969-72 Olds Cutlass ... . . . . . . . . . . .$1119.99 A129 Power, 1955-58 Chevy fullsize ... . . . . . . . . . .$799.99 A129-1 Non-power, 1955-58 Chevy fullsize . . . . . . .$ ... 549.99 A129-2 Power, 1959-64 Chevy fullsize ... . . . . . . . . . .$799.99 A129-3 Non-power, 1965-68 Chevy fullsize . . . . . . .$ ...