TRQ – 3 total parts – 1x Front Ceramic Brake Pad Set, 2x Front G-Coated Brake Rotors. LaCrosse LaCrosse Buick with Brake Code J17 with eAssist Technology Front Brake Pad & Rotor Kit. LaCrosse LaCrosse Buick V6 3.6L with eAssist Technology Front Brake Pad & Rotor Kit.