We supply high-quality aftermarket replacement parts for bulldozers and excavators from Komatsu, Caterpillar, Hitachi, Volvo, and other major brands.
The part numbers listed are only common references and do not represent our full supply range. To ensure accurate fitment, please contact our technical team before ordering.
We will assist in verifying machine model, serial number, and OEM part number to ensure correct matching and reliable performance.
Excavator Undercarriage Parts
| Excavator Model | Part Name | Part Number |
| PC2000-8 | Track Roller | 21T-30-00550 |
| PC2000-8 | Carrier Roller | 21T-30-00560 |
| PC2000-8 | Carrier Roller Bolt | 01011-62410 |
| PC2000-8 | Carrier Roller Washer | 01643-32460 |
| PC2000-8 | Sprocket P=317.5 | 21T-27-71175 |
| PC2000-8 | Sprocket Bolt | 21T-27-11890 |
| PC2000-8 | Sprocket Bolt Washer | 01643-33380 |
| PC2000-8 | Idler | 21T-30-00540 |
| PC2000-8 | Idler Bolt Washer | 01643-32060 |
| PC2000-8 | Chain Link 49L | 21T-32-01015 |
| PC2000-8 | Shoes 810mm | 21T-32-31350 |
| PC2000-8 | Chain Link Bolt | 21T-32-31210 |
| PC2000-8 | Chain Link Nut | 198-32-31220 |
| PC2000-8 | Washer | 21T-32-31260 |
| PC2000-8 | Track Roller Bolt | 01010-83085 |
| PC2000-8 | Track Roller Bolt | 156-70-12250 |
| PC2000-8 | Track Roller Bolt Washer | 01643-33080 |
| PC1250 | Track Roller | 21N-30-00121 |
| PC1250 | Sprocket | 21N-27-31191 |
| PC1250 | Sprocket Bolt | 01010-82475 |
| PC1250 | Sprocket Bolt | 01011-82425 |
| PC1250 | Roller Bolt | 01011-83070 |
| PC1250 | Roller Bolt Washer | 01643-32460 |
| PC1250 | Bolt | 01010-83060 |
| PC1250 | Washer | 207-46-52130 |
| PC1250 | Bolt | 198-30-37320 |
| PC1250 | Nut | 21N-30-34170 |
| PC1250 | Bolt | 01011-83030 |
| PC1250 | Idler | 21N-30-00111 |
| PC1250 | Carrier Roller | 21N-30-00130 |
| PC1250 | Carrier Roller Bolt | 01011-82020 |
| PC1250 | Bolt | 01011-83010 |
| PC1250 | Nut | 01580-13024 |
| PC1250 | Link Shoes Assy 48L | 21N-32-02001 |
| PC1250 | Shoes 700x23.5mm | 21N-32-31110 |
| PC1250 | Idler Bolt | 20X-46-11320 |
| PC850 | Track Roller | 209-30-00191 |
| PC850 | Carrier Roller | 209-30-00300 |
| PC850 | Sprocket P=260 | 209-27-51170 |
| PC850 | ldler | 209-30-00012 |
| PC850 | Chain Link 51L | 209-32-00030 |
| PC850 | Shoes 710x21mm | 209-32-11710 |
| PC850 | Sprocket Bolt | 195-32-11234 |
| PC850 | Link Bolt & Nut | 209-32-11233 |
| PC450 | Track Roller | 208-30-00211 |
| PC450 | Carrier Roller | 208-30-00511 |
| PC450 | Sprocket | 208-27-61210 |
| PC450 | Idler | 208-30-00260 |
| PC450 | Link & Shoes Assy | 208-32-03301 |
| PC450 | Sprocket Bolt | 208-70-73160 |
| PC450 | Cylinder | 208-30-71440 |
| PC450 | Spring | 208-30-74160 |
| PC300 | Top Roller | 207-30-00620 |
| PC300 | Track Idler | 207-30-00690 |
| PC300 | Recoil Spring | 207-30-00970 |
| PC300 | Track Link-Assy | 207-32-00350 |
| PC300 | Bottom Roller | 207-30-00660 |
| PC300 | Track Chain-Assy | 207-32-03871 |
| PC300 | Sprocket | 207-27-72270 |
| PC210 | Top Roller | 20Y-30-00671 |
| PC210 | Track Idler | 20Y-30-00950 |
| PC210 | Bottom Roller | 2A5-30-00111 |
| PC210 | Track Chain-Assy | 20Y-32-02251 |
| PC210 | Track Link-Assy | 20Y-32-00310 |
| PC210 | Recoil Spring | 206-30-00130 |
| PC210 | Sprocket | 20Y-27-11583 |
Bulldozer Undercarriage Parts
| Bulldozer Model | Part Name | Part Number |
| D31 | Track Roller SF | 111-30-00274 |
| D31 | Track Roller DF | 111-30-00281 |
| D31 | Carrier Roller | 113-30-00112 |
| D31 | Carrier Roller | 113-30-00260 |
| D31 | Sprocket 25T | 113-27-21410 |
| D31 | Sprocket 25T-16H | 113-27-31320 |
| D31 | Idler Group | 113-30-00101 |
| D31 | Track Shoes 400mm | 11G-32-01500 |
| D31 | Track Link 38L | 112-32-00024 |
| D31 | Track Link 41L | 11G-A-70-0013 |
| D31 | Bolt | 203-32-21210 |
| D31 | Nut | 110-30-11411 |
| D31 | Bolt | 01803 |
| D31 | Nut | 01420 |
| D31 | Track Roller SF | 124-30-00112 |
| D41 | Track Roller DF | 124-30-00212 |
| D41 | Carrier Roller | 124-30-00131 |
| D41P-6 | Sprocket 25T-13H | 124-27-51155 |
| D39EX-21 | Sprocket 23T-25H-456mm | 11Y-27-11510 |
| D37EX-21 | Sprocket 25T-25H-455mm | 11Y-27-11531 |
| D41E-6 | Idler Group | 124-30-00106 |
| D41P-6 | ldler Group | 124-30-00105 |
| D39EX-21 | ldler Group | 11Y-30-00010 |
| D41 | Track Link 40L | 124-32-53120 |
| D41 | Shoe Bolt | 124-32-53350 |
| D41 | Shoe Bolt | 124-32-53360 |
| D41 | Track Shoe 510mm | 124-32-51110 |
| D41 | Track Shoe 560mm | 124-32-51210 |
| D41 | Cylinder | 124-30-64221 |
| D41 | Cylinder | 124-30-64220 |
| D41 | Spring | 124-30-64110 |
| D41 | Spring | 21K-30-24142 |
| D41 | Sprocket Bolt | 01010-82470 |
| D41 | Sprocket Bolt | 01010-82490 |
| D40/D50 | Track Roller SF | 131-30-00322 |
| D40/D50 | Track Roller DF | 131-30-00332 |
| D40/D50 | Carrier Roller | 131-30-00316 |
| D40/D50 | Sprocket Segment (3T-3H)*9 | KM392/KM380 |
| D40/D50 | Idler Group | 131-30-00275 |
| D40/D50 | ldler Group | 131-30-00285 |
| D40/D50 | Track Shoes | 12G-32-01003 |
| D40/D50 | Track Link 40L | 12F-32-00044 |
| D40/D50 | Track Link 43L | 12F-32-00043 |
| D40/D50 | Bolt | CR1251A |
| D40/D50 | Nut | CR1250B |
| D60/D65-8 | Track Roller DF | 14X-30-00080 |
| D60/D65-8 | Track Roller DF | 14x-30-00090 |
| D60/D65-8 | Carrier Roller | 144-81-30053 |
| D60/D65-8 | Sprocket Segment (3T-3H)*9 | KM162 |
| D60/D65-8 | Idler Group | 141-30-00537 |
| D60/D65-8 | Track Shoes 560mm | 14G-32-01212 |
| D60/D65-8 | Track Link 44L | 144-82-00053 |
| D60/D65-8 | Bolt | CR1105 |
| D60/D65-8 | Nut | CR1967 |
| D65EX-12 | Track Roller SF | 14X-30-00080 |
| D65EX-12 | Track Roller DF | 14X-30-00090 |
| D65EX-12 | Carrier Roller | 14X-30-00142 |
| D65EX-12 | Sprocket Segment Group | 14X-27-15112 |
| D65EX-12 | Idler Group | 14X-30-00110 |
| D65EX-12 | Track Link 39L P=203 | 14X-32-00100 |
| D65EX-12 | Track Shoes L560mm | 14X-32-11110 |
| D65EX-12 | Bolt for chain | 207-32-51210 |
| D65EX-12 | Not for chain | 207-32-51220 |
| D65EX-16 | Track Roller DF | 14X-30-00086 |
| D65EX-16 | Track Roller DF | 14X-30-00095 |
| D65EX-16 | Carrier Roller | 14X-30-00142 |
| D65EX-16 | Segment(3T-3H)655mm | 14X-27-31710 |
| D65EX-16 | ldler | 14X-30-00114 |
| D65EX-16 | Chain Link 44L | 14X-32-00200 |
| D65EX-16 | Track Shoes | 14X-32-11121 |
| D65EX-16 | Bolt for Chain | 207-32-51210 |
| D65EX-16 | Not for Chain | 207-32-51220 |
| D75S2 | Track Roller SF | 154-30-00505 |
| D75S2 | Track Roller DF | 154-30-00405 |
| D75S2 | Carrier Roller | 145-30-00340 |
| D75S2 | Sprocket 25T | 145-98-00052 |
| D75S2 | Idler | 150-30-22116 |
| D75S2 | Chain Link 37L/216 | 145-32-00017 |
| D75S2 | Shoes 480X15MM | 145-32-11311 |
| D75S2 | Bolt for Chain | 154-820-1240 |
| D75S2 | Not for Chain | 154-820-11230 |
| D80/D85/D95 | Track Roller SF | 154-30-00505 |
| D80/D85/D95 | Track Roller DF | 154-30-00405 |
| D80/D85/D95 | Carrier Roller | 155-30-00233 |
| D80/D85/D95 | Sprocket Segment(3T-3H)*7 | 154-27-71630 |
| D80/D85/D95 | Sprocket Segment(2T-2H)*2 | 155-27-00151 |
| D80/D85/D95 | Idler Group | 154-30-00293 |
| D80/D85/D95 | Track Shoes 610mm | 154-32-02044 |
| D80/D85/D95 | Track Link 41L | 154-32-00300 |
| D155AX-3/6 | Track Roller DF | 175-30-00489 |
| D155AX-3/6 | Track Roller CF | 175-30-00499 |
| D155AX-3/6 | Carrier Roller | 175-30-00516 |
| D155AX-3/6 | Segment (3T-3H)787mm9 | 175-27-22325 |
| D155AX-3/6 | Idler | 175-30-00575 |
| D155AX-3/6 | Chain 41L | 175-32-00154 |
| D155AX-3/6 | Chain 45L | 175-32-00154 |
| D155AX-3/6 | Track Shoes 610mm | 175-32-31410 |
| D155AX-3/6 | Bolt for Chain | 175-32-11210 |
| D155AX-3/6 | Not for Chain | 178-32-11220 |
| D275 | Track Roller SF | 17M-30-00220 |
| D275 | Track Roller DF | 17M-30-00230 |
| D275 | Cap Roller | 17M-30-52140 |
| D275 | Carrier Roller | 17M-30-00580 |
| D275 | Segment(5T-5H)x5pcs | 17M-27-21631 |
| D275 | Idler Group | 17M-30-00210 |
| D275 | Track Link 39L | 17M-32-00410 |
| D275 | Track Shoes 610MM | 17M-32-31110 |
| D275 | Segment Bolt & Nut | 195-27-12632 |
| D275 | Idler Bolt | 01011-62725 |
| D275 | Bolt & Nut Chain | 17M-32-41210 |
| D275 | Bolt Chain | 195-32-41431 |
| D275 | Link and Shoes Assy | 17M-32-02410 |
| D275 | Track Roller Bolt | 01011-32400 |
| D275 | Track Shoes 710MM | 17M-32-31320 |
| D275 | Track Link | 17M-32-41120 |
| D275 | Bolt | 01011-62400 |
| D275 | Washer | 01643-32460 |
| D275 | Bogie | 17M-30-66151 |
| D355 | Track Roller SF | 195-30-00411 |
| D355 | Track Roller DF | 195-30-00420 |
| D355 | Carrier Roller | 195-30-00106 |
| D355 | Idler Group | 195-30-00283 |
| D355 | Idler Group | 195-30-00301 |
| D355 | Sprocket Segment(3T-3H)*9 | 195-27-12467 |
| D355 | Track Link 39L | 195-32-02404 |
| D355 | Chain Bolt | 195-32-11210 |
| D355 | Chain Nut | 195-32-11221 |
| D355 | Track Roller SF | 195-30-01051 |
| D375 | Track Roller DF | 195-30-01061 |
| D375 | Carrier Roller | 195-30-01040 |
| D375 | Idler | 195-30-01030 |
| D375 | Segment (5T-5H)*5pcs | 195-27-33110 |
| D375 | Track Link 41L | 195-32-04201 |
| D375 | Shoes P=280 610mm | 195-32-61110 |
| D375 | Link and Shoes Assy | 195-32-00451 |
| D375 | Bolt & Nut Chain | 195-32-61210 |
| D375 | Bolt & Nut Chain | 195-32-61220 |
| D375 | Bolt Master Track Shoes | 195-32-61350 |
| D375 | Bolt Segment | 195-27-33130 |
| D375 | Nut Segment | 195-27-33140 |
| D375 | CAP | 195-30-62141 |
| D375 | CAP Bolt | 01011-62710 |
| D375 | CAP Nut | 01643-32780 |
| D375 | CAP Bolt | 01011-62720 |
| D455 | Track Roller SF | 198-30-00312 |
| D455 | Track Roller DF | 198-30-00322 |
| D455 | Carrier Roller | 198-30-00064 |
| D455 | Sprocket Segment (3T-3H)*9 | 198-27-11633 |
| D455 | Sprocket segment(3T-3H)*9 | 198-27-11623 |
| D455 | Idler Group | 198-30-13111 |
| D455 | Track Link 37L | 198-32-00060 |
| D475 | Track Roller SF | 198-30-00541 |
| D475 | Track Roller DF | 198-30-00551 |
| D475 | Carrier Roller | 198-30-00511 |
| D475 | Sprocket Segment (5T-5H)*5 | 198-27-42263 |
| D475 | Track Link 40L | 198-32-00410 |
| D475 | Idler | 198-30-00561 |
| D475 | Shoes P=317.5 710mm | 198-32-31111 |
| D475 | Link and Shoes Assy | 198-32-02165 |
| D475 | Bolt Chain | 198-32-41330 |
| D475 | Nut Chain | 198-32-31220 |
| D475 | Bolt Master Track Shoes | 198-32-31341 |
| D475 | Segment Bolt | 198-27-32231 |
| D475 | Segment Nut | 01803-03034 |
| D475 | Roller Cap | 198-30-67140 |
| D475 | Idler Cap | 198-30-43820 |
Parts By Brands
