WG2211040103 3rd gear is forged from high-strength alloy material and manufactured through carburizing, quenching and precision gear grinding processes. It features high tooth surface hardness, excellent wear and impact resistance, and effectively avoids tooth chipping and breakage.
With high gear profile accuracy, it achieves smooth meshing, low operating noise and outstanding high torque bearing performance.
Made to original factory standard dimensions, it fits multiple Sinotruk gearboxes such as HOWO and Sitrak with strong interchangeability. Its internal splines are precisely matched for stable transmission without looseness. Suitable for heavy-duty driving conditions, it enjoys a long service life and is a high-quality part for gearbox maintenance and replacement.





