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1356 302 103
ZF
1356 302 103

High-strength alloy steel integral forging, shaft body and driving gear integrated forming with outstanding structural rigidity against heavy torsion load;
Vacuum carburizing quenching and tempering heat treatment, high hardness on gear teeth and splines, excellent wear and impact fatigue resistance;
Outer multi-tooth spline precision broaching, tight fit with clutch release bearing without radial runout under full-load torque delivery;
Drive gear tooth surface precision grinding, smooth meshing with countershaft gears to lower running noise and tooth pitting abrasion;
Optimized arc transition at tooth root to disperse frequent shift impact stress and avoid tooth root cracking during mountain full-load operation;
Standard OEM overall length, spline size and gear parameters consistent with 1356302103, plug-and-play installation without cutting or grinding modification;
Whole surface anti-rust passivation coating, resistant to long-term erosion of high-temperature gear oil inside gearbox;
Strict torsion resistance, reciprocating fatigue and high-low temperature aging test before delivery, stable power output under mine, mountain and long-distance full-load transportation conditions.


Gearboxes assembly include brand ZF, Eaton, FAST, Allison, DONGFENG, DC, Benz, volvo, HOWO, WLY etc. Gearboxes parts includegear, synchronizer, PTO, housing, bearings, shaft, top cover, sensors, wireness, repair kits... etc.
Our products have been exported to more than 50 countries and regions such as Korea, Chile, Russia, Kazakhstan, USA, Ecuador, Turkey, Iran, Africa, Latin America, etc., and have been unanimously recognized by customers.
In the future, we will be committed to creating higher-end quality and more intimate service. And a more comfortable customer experience to build Yongliwei company into an auto parts supplier with excellent corporate culture, scientific development concept and continuous innovation ability.

Shiyan Yongliwei Industry and Trading Co., Ltd. is a modern enterprise integrating design, development, production and sales of gearbox assembly and gearbox parts.
Our company was founded in Hubei province, China, and has been specialized the truck gearboxes in Chinese offline market for 21 years .Our parts are the leader of gearboxes area in the China now.
Our company was set up in the largest truck parts production base in the world –Shiyan city, Hubei, China, to meet the demand for products in the Asia and South American markets, a professional international trade sales team was born in Hubei in 2021.
Shiyan Yongliwei is focusing on creating high quality, high technology and high standard gearboxes and its parts.

* 8000 square meters of large warehouse.
* To provide you with convenient, fast and low-cost e-commerce one-stop service.
