... 1,komatsu hitachi kato kobelco 2,sumitomo daewoo hyundai 3,caterpillar swing and swing motor driving gearour company information is ... bearing •turn and walk pads import •original new motor assemblv walk and rotary speed KOMATSU PC200-3,PC200 ... ,E320C HITACHI EX200-1,EX200-2,EX200-5,EX200-6,EX120-1,EX120-2,EX120-5,EX60-5 SUMITOMO ... 5,R130-5,R200-3,R220-5 DAEWOO DH220-2,DH220-3,DH220-5,DH130-5,DH55 VOLVO ...