This is a complete set of replacement undercarriage components for Komatsu D85, D85E, D85P series bulldozers. These parts are engineered for synchronous performance in high-stress applications such as mining, land clearing, and heavy earthmoving.
| Product Name | Top Roller / Track Roller / Idler / Segment Group / Bolt / Track Link Assy |
|---|---|
| Color | Yellow/Black |
| Material | 45Mn |
| Product Price | Competitive price (Consult customer service for detailed quotes) |
| Product Type | For Construction Machinery |
| Application | For Bulldozer Undercarriage Parts |
| Stock | Ready to Ship |
| Condition | 100% New |
| Specification | Customizable (please contact customer service to provide size) |
| Warranty | For 1 Year |
As a specialized manufacturer, ECHOO produces high-performance undercarriage parts for the world's most demanding job sites. Our core components—including track rollers, top rollers, sprockets, idlers, and complete track chains—are forged, machined, and heat-treated to meet or exceed original equipment standards. We maintain extensive compatibility with major brands like Komatsu, Hitachi, and Kobelco, and support our partners with substantial ready-to-ship inventory. From a single replacement to a full system overhaul, ECHOO delivers the precision, durability, and reliability your equipment requires.
We can provide high-quality one-stop undercarriage refurbishment solutions. We have ample stock available for immediate shipment, ensuring your equipment is back up and running as quickly as possible to maintain high production efficiency.
| Brand | Catalogue | |||||||||
| KOMATSU | D120A 18 | D20PLL 6 | D31A 15 | D31Q 16 | D37P 2 | D41E 3 | D51 PX-22 | D60P 3 | D65EX 17 | D85A 21B |
| D125A 18 | D20Q 5 | D31A 16 | D31Q 17 | D37P 5 | D41E 6 | D53A 16 | D60P 6 | D65P 12 | D85E 18 | |
| D135A 1 | D20Q 6 | D31A 17 | D31Q 18 | D37PX 21 | D41P 3 | D53A 17 | D60P 7 | D65P 7 | D85E 21 | |
| D135A 2 | D20Q 7 | D31E 18 | D32E 1 | D38E 1 | D41P 6 | D53P 16 | D60P 8 | D65P 8 | D85EX 15 | |
| D150A 1 | D21A 5 | D31P 16 | D32P 1 | D38P 1 | D41Q 3 | D53P 17 | D60PL 7 | D65PX 12 | D85P 18 | |
| D155A 1 | D21A 6 | D31P 16A | D355A 1 | D39E 1 | D41S 3 | D58E 1 | D60PL 8 | D65PX 15 | D85P 21 | |
| D155A 2 | D21A 7 | D31P 17 | D355A 3 | D39EX 21 | D45A 1 | D58E 1A | D61EX 12 | D65WX-15 | D85PX 15 | |
| D155A 3 | D21E 6 | D31P 17A | D355A 5 | D39P 1 | D45E 1 | D58E 1B | D61EX 15 | D68E 1 | ||
| D155AX 3 | D21P 5 | D31P 18 | D355C 3 | D39PX 21 | D45P 1 | D58P 1 | D61PX 12 | D68P 1 | ||
| D155AX 5 | D21P 6 | D31P 20 | D375A 1 | D40A 1 | D475A 1 | D58P 1B | D61PX 15 | D75A 1 | ||
| D155AX 6 | D21P 6A | D31P 20A | D375A 2 | D40A 3 | D475A 2 | D60A 3 | D63E 1 | D80A 12 | ||
| D155C 1 | D21P 6B | D31PL 16 | D375A 3 | D40F 3 | D50A 16 | D60A 6 | D63E 1A | D80A 18 | ||
| D155W 1 | D21P 7 | D31PL 17 | D375A 5 | D40P 1 | D50A 17 | D60A 7 | D65A 6 | D80E 18 | ||
| D20A 5 | D21PL 6 | D31PL 18 | D375A 6 | D40P 3 | D50F 16 | D60A 8 | D65A 7 | D80F 18 | ||
| D20A 6 | D21Q 6 | D31PL 20 | D37E 1 | D40PL 1 | D50F 17 | D60E 7 | D65A 8 | D80P 18 | ||
| D20A 7 | D21Q 7 | D31PLL 16 | D37E 2 | D40PL 3 | D50P 16 | D60E 8 | D65E 12 | D83E 1 | ||
| D20P 5 | D275A 2 | D31PLL 17 | D37E 5 | D40PLL 1 | D50P 17 | D60F 7 | D65E 7 | D83P 1 | ||
| D20P 6 | D275A-5 | D31PLL 18 | D37EX 21 | D40PLL 3 | D50PL 16 | D60F 7A | D65E 8 | D85A 12 | ||
| D20P 7 | D275AX-5 | D31PLL 20 | D37EX 22 | D41A 3 | D50PL 17 | D60F 8 | D65EX 12 | D85A 18 | ||
| D20PL 6 | D30A 15 | D31PX 21 | D37P 1 | D41A 3A | D51 EX-22 | D60F 8A | D65EX 15 | D85A 21 | ||