undercarriage parts, CNB PARTS,the manufacturer of undercarriage parts for excavator and bulldozer, such as track roller, top roller, sprocket, idler assy, track link assy for Komatsu, Caterpillar, Hitachi, Volvo, Kato, Daewoo, Hyundai, Samsung, Sumitomo, Kobelco etc.

Please find our list for undercarriage below:

1) Caterpillar
Excavator: E70B, E120B, E180, E200B, E240, E300, E300B, E300L, E311B, E312, E315, E320, E322, E300, E300B, E450, CAT215, CAT225, CAT 311, CAT320, CAT 312, CAT315, CAT317, CAT318, CAT235B, CAT307, CAT325, CAT330
Bulldozer: D3, D4C, D4D, D5, D6D, D6H, D7G, D8K

2) Komatsu
Excavator: PC10, PC30, PC40, PC50, PC60-1/ 5/ 6/ 7, PC80, PC100, PC120, PC130, PC150, PC200, PC220 , PC240, PC280, PC300, PC400, PC450
Bulldozer: D20, D30, D31, D50, D60, D65, D80, D85, D155

3) Hitachi
EX60, EX100, EX120, EX150, EX200, EX230, EX270, EX330, EX370, EX300, EX400, ZX70, ZX180, ZX200, ZX210, ZX225, ZX230, ZX240, ZX270, ZX330, ZX350, FH200, FH220, FH330, UH063, UH083, UH181,

4) Volvo
EC210, EC240, EC290, EC360, EC460

( 5) Kato:
HD250, HD400, HD770, HD700, HD820, HD800, HD909, HD1250

( 6) Kobelco:
SK60, SK100, SK120, SK200, SK210, SK230, SK220, SK300, SK330, K907

( 7) Daewoo
DH55, DH130, DH180, DH220, DH280, DH300, DH330,

( 8) Hyundai
R55, R200, R210, R220, R290, R420

( 9) Sumsang
SE210, SE280, SE210LC, SE280LC, SE350

( 10) Sumitomo:
SH100, SH120, SH160, SH260, SH200, SH280, SH300, SH340