The following parts are required: Komatsu D155A bulldozer Part Number: 175-13-22313 175-13-21125 175-13-21240 175-13-21213 15A-13-12520 15A-13-11651 178-15-13240 175-21-00080 178-15-19350 175-15-41013 702-12-13002 178-30-16114E 178-30-16124 15A-15-15003 15A-15-18000 702-12-14001 Caterpillar part Number: 6N7527 7N0449