OK request send CRAWLER LOADERS D57S-1B S/N 20001-UP (S6D108-1 Eng. Installed) UNDER CARRIAGE Section UNDER CARRIAGE D57S-1B S/N 20001-UP (S6D108-1 Eng. Installed) Komatsu: FRONT IDLER 300010 FRONT IDLER (FOR STRENGTHENED TRACK) 300020 RECOIL SPRING 300030 RECOIL SPRING (FOR STRENGTHENED TRACK) 300040 TRACK ROLLER(#20001-20204) 300050 TRACK ROLLER(#20205-) 300060 TRACK ROLLER (FOR STRENGTHENED TRACK) 300070 CARRIER ROLLER 300080 CARRIER ROLLER (FOR STRENGTHENED TRACK) 300090 TRACK SHOE (MASTER PIN TYPE) (SEMI-DOUBLE GROUSER)(#20001-20135) 300100 TRACK SHOE (MASTER PIN TYPE) (TRIPLE GROUSER) 300110 TRACK SHOE (MASTER PIN TYPE) (SINGLE GROUSER¤ 400MM WIDE)(#20136-) 300120 TRACK SHOE (MASTER PIN TYPE) (SNOW TYPE)(#20001-20135) 300130 TRACK SHOE (MASTER PIN TYPE) (ON ROCK-BED) 300140 TRACK SHOE (MASTER PIN TYPE) (FLAT TYPE)(#20001-20135) 300150 TRACK SHOE (LUBRICATE TYPE) (SEMI-DOUBLE GROUSER)(#20001-20135) 300160 TRACK SHOE (LUBIRCATE TYPE) (TRIPLE GROUSER) 300170 TRACK FRAME 300180 TRACK FRAME (FOR STRENGTHENED TRACK) 300190 TRACK ROLLER GUARD 300200 Truck sale: