All take the normal screw in style ball joints. All arms are based on 6" bolt center pattern. If used on other side of car, the offset would be opposite of what is written.
EBC USR1315 fits Mazda 03-05 3 2.3 USR Slotted Rear Rotors
EBC USR1197 fits Ford 06-09 Fusion 2.3 USR Slotted Rear Rotors
EBC USR7223 fits Lexus 02-03 ES300 3 USR Slotted Front Rotors
EBC USR7390 fits Lexus 06-07 GS300 3 USR Slotted Rear Rotors
EBC USR781 fits Lexus 93-97 GS300 3 USR Slotted Front Rotors
EBC USR1034 fits Lexus 98-05 GS300 3 USR Slotted Rear Rotors