THIS IS A COMPLETE NEW DECK REPLACEMENT REBUILD KIT IT INCLUDES 2-  SPINDLES THAT REPLACE: 130794, 128285, 133172, 137641, 137645, 532130794, 532128285, 532133172 AND 532137645. 2- SPINDLE PULLEYS REPLACE: 129861, 153535, 173436, 177865, 532129861,532153535, 532173436 AND 532177865. 2- 21" MULCHING TOOTHED BLADES THAT REPLACE: 596-900,134149, 532134149 1- IDLER PULLEY THAT REPLACES: 131494, 173438, 532131494, 532173438, 532104360.  1- IDLER PULLEY REPLACES: 173437, 165888 AND 532173437. DECK BELT REPLACES: 144959 AND 532144959.  OD: 95 1/2" WIDTH: 1/2". 2- BRAKE ARMS THAT REPLACE: 184907 AND 532184907. 1- IDLER ARM THAT REPLACES: 155046 AND 532155046. 2- SPRINGS THAT REPLACE: 131335 AND 532131335. PLEASE EMAIL MODEL NUMBER TO CONFIRM THIS KIT WILL WORK.