Disc Brake Rotor. Power Stop. Part Numbers. To confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in theCompatibility Table. Interchange Part Numbers. This part generally fits Buick,Chevrolet,Saab vehicles and includes models such as 9-5,LaCrosse,Malibu Limited,Malibu,Regal with t he trims of Aero Sedan 4-Door,Base Sedan 4-Door,Convenience Sedan 4-Door,CX Sedan 4-Door,CXL Sedan 4-Door,CXS Sedan 4-Door,Eco Sed an 4-Door,Leather Sedan 4-Door,LS Sedan 4-Door,LT Sedan 4-Door,LTZ Sedan 4-Door,Premium Sedan 4-Door,Sport Touring Sedan 4-Door,To uring Sedan 4-Door,Turbo4 Sedan 4-Door,Turbo6 Sedan 4-Door.