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4304543
Eaton
Gear 4304543

High-strength 20CrMnTi alloy steel one-piece forging, gear hub and helical tooth ring integrated molding, stable torsional rigidity for medium-load delivery;
Vacuum carburizing quenching & tempering heat treatment, high tooth surface hardness with tough core, excellent anti-pitting and impact resistance under frequent stop-start driving;
Precision ground helical gear teeth, uniform meshing contact to reduce running noise and slow tooth surface abrasion;
Inner 25-tooth spline precision broaching, tight fit with main shaft without radial runout during torque transmission;
Optimized arc transition at tooth root to disperse shift impact stress and avoid tooth root cracking under full-load climbing;
Standard OEM dimension, tooth count and spline specification fully consistent with 4304543, no cutting or grinding modification during installation;
Whole surface anti-rust passivation treatment, resistant to long-term erosion of high-temperature transmission gear oil;
Strict torsion resistance, reciprocating fatigue and lubrication circulation test before delivery, stable power output for urban distribution and mountain medium-load haulage.


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.
