OK request send BULLDOZERS D21PL-6 S/N 60001-UP TRACK Section TRACK D21PL-6 S/N 60001-UP Komatsu: TRACK FRAME (WITH SEPARATE TYPE TRACK ROLLER GUARD) 090010 TRACK FRAME (WITH MONO BLOCK TYPE TRACK ROLLER GUARD) 090020 RECOIL SPRING(#60001-60312) 090030 RECOIL SPRING(#60313-) 090040 RECOIL SPRING (REINFORCED TYPE) 090050 FRONT IDLER 090060 TRACK ROLLER 090070 CARRIER ROLLER 090080 TRACK SHOE (MASTER PIN TYPE) (SWAMP TYPE) 090090 TRACK SHOE (MASTER PIN TYPE) (FLAT TYPE WITH HOLE) 090100 TRACK SHOE (LUBRICATE TYPE) (SWAMP TYPE) 090110 Truck sale: