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1358 040 056
ZF

Model: 12TX2621TD (ZF Traxon series)
Part No.: 1358 040 056
Brand: ZF (ZF Friedrichshafen AG)
Structure: 12 forward gears + 2 reverse gears, automated manual AMT transmission, helical gears, electronic shift control, optional integrated hydraulic retarder
Max Rated Torque: 2600 N·m
Gear Ratio Range: 16.69 ~ 0.78 (overdrive design)
Weight: approx. 435kg
Oil Capacity: approx. 20L, specified ZF heavy-duty transmission fluid
Applicable Vehicles: Sinotruk Sitrak, Howo, J7, MAN, DAF, Renault and other high-horsepower heavy-duty tractor trucks
Category: Heavy Truck Drivetrain Parts – 12-Speed AMT Transmission Assembly
Material: Reinforced cast iron housing, high-alloy steel helical gear sets, synchronizer assemblies, electronic shift actuator, TCU control unit, retarder components, bearings, oil seals
Material & Advantages
Traxon modular 12-speed AMT structure, intelligent adaptive shifting, reduces driver fatigue and improves fuel economy
Precision fine-pitch helical gears, low noise vibration, high durability for continuous heavy-load long-haul operation
Optional integrated hydraulic retarder, providing powerful auxiliary braking, greatly improving mountain road safety
Optimized cooling system, stable thermal performance for full-day long-distance transport cycles
Multiple PTO mounting interfaces, adaptable to mixers, tankers and other special vocational vehicles
Standard mounting interface, compatible with mainstream heavy truck chassis, supports ZF professional diagnosis and calibration
Application


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.

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