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1316 304 002
ZF
Gear 1316 304 002

Integral forging of 20CrMnTi alloy steel, matched with complete carburizing, quenching and tempering process, excellent torsion resistance and wear resistance;
CNC precision grinding for all helical tooth surfaces, smooth contact fit, effectively reduce vibration and abnormal noise under full-load operation;
Optimized tooth root fillet design to disperse impact stress, avoid tooth root cracking under frequent heavy torque shifting;
Inner splines are precisely machined with strict dimensional tolerances, closely fitted to the main shaft without radial runout during high-torque power transmission;
Standard OEM outer diameter, tooth count and spline parameters, direct single-piece replacement during gearbox overhaul without cutting or modification;
Surface anti-corrosion passivation treatment, stable service performance in long-term high-temperature gear oil environment inside the gearbox.


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.
