IS250 IS250 Lexus Base Model Rear with 12.20 in. Lexus : IS250, IS350, GS350, GS450h, GS460, GS430. GS350 GS350 Lexus Rear Brake Pad & Rotor Kit. 1 Set of Rear Ceramic Brake Pads (LH & RH). GS300 GS300 Lexus Rear Brake Pad & Rotor Kit.