Sany Original Equipment, Track Link Assembly STC216MH-6049.1, Sany Material Code: 13914437, used in multiple machine models.

Sany Original Factory Track Assembly STC216MH-6049.1 | Material Code: 13914437
I. Core Specification Parameters
1. Model Definition
STC216MH-6049.1: 216mm pitch, MH mine-reinforced oil-lubricated track, with suffix .1 indicating the individual track link model (without track shoe, standalone link),配套总成编码13914437, produced by Sany Sote Transmission Original Factory.
2. Key Manufacturing Processes
- Sealed full-oil lubrication structure, through-carburizing and quenching of pins/bushings, manganese steel forged track links;
- Track body cast with SANY+216MH original factory steel stamp, matching the original factory benchmark dimensions of the machine's undercarriage mounting holes.
3. Single Track Specifications: Compatible with standard number of links for Sany 335/365 models, pre-installed with original factory lubricating grease and dust-proof sealing rings.
II. Compatible Models 
- Main Models: Sany SY305H, SY335H, SY365H (China III/IV H-series 28~36-ton excavators)
- Compatible Replacement: Part of SY375 models on the same undercarriage platform, dedicated mine version configuration, distinct from earthmoving MB standard version.
III. Advantages of MH Mine-Reinforced Version
1. Wear Resistance Enhancement: Thickened and widened track link plates, tensile strength 40% higher than ordinary earthmoving tracks, suitable for harsh conditions in quarrying, crushing, and heavy-duty earth and stone operations;
2. Long-Lasting Sealing: Built-in oil seals to prevent mud and sand ingress, reducing dust contamination and wear on pins, with a service life superior to dry-milled non-standard tracks;
3. Original Factory Assembly: Precisely matches Sany original factory idler wheels, guide wheels, and STC216MH-6049 track shoes, enabling seamless direct installation on the machine without damage.
IV. Related Components
- Track Assembly: Paired with STC216MH-6049 track shoes (Material 13914436), bolted together to form a complete walking track assembly;
- Undercarriage Set: Original factory four-wheel-and-track set (idler wheel/roller/guide wheel) of the same series can be purchased as a complete set.