Core Specifications
| Compatible Models | Liebherr HS875, HS875HD |
| Machine Type | Crawler Crane |
| Part Description | Track roller, bottom roller, lower roller |
| Material | 40Mn2 |
| Technique | Forging |
| Heat Treatment | Quenching & tempering, surface hardening |
| Color | Black or as required |
| Condition | 100% brand new |
| MOQ | 1 piece |
| Packing | Plywood pallet, plywood case, iron pallet |
| Warranty | 1 year |
| Production Time | 7–35 days after payment |
Heat Treatment
The manufacturing process includes quenching and tempering followed by surface hardening. This dual treatment provides a hard, wear-resistant outer surface while maintaining a tough, ductile core to prevent brittle fracture under heavy load.
Why Quality Track Rollers Matter
Undercarriage components typically represent a significant portion of crawler crane maintenance costs. A worn or damaged track roller can accelerate wear on the track chain, idler, and sprocket, leading to premature failure of multiple components and costly downtime. Selecting track rollers with correct material, forging, and heat treatment specifications helps maximize service life and protect the entire undercarriage system.
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