WHAT YOU ARE BUYING IS 1 PAIR (2) BRAKE SHOES ENOUGH FOR 1 SIDE BECAUSE EACH SIDE TAKES A SET OF 2, THESE ARE ALL NEW PADS RIVITED TO NEW BANDS READY TO INSTALL (PINS ARE NOT INCLUDED) THEY WILL WORK ON CASE TRACTORS ALL MODELS OF 470-570-580B- AND IF YOUR TRACTOR HAS A SERIAL NUMBER BRAKE OR USES A BAND STYLE BRAKE NOT A DISC STYLE THEY WILL FIT THESE                                                                                                                                       ""NOTE MODEL 430/431/435/440/441/445/.480/530/540/541 AND SERIAL NUMBER IS ABOVE 616270 AND 630/640/641 WITH SERIAL NUMBER ABOVE165137 NOTE""")