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ZF12AS automatic transmission cylinder module 4213556586
ZF
4213556586

High-strength alloy steel piston body matched with integral fluorine rubber sealing assembly, wear-resistant, oil-resistant and anti-aging to extend service life;
One-piece piston and guide sleeve integrated design, ultra-precise matching tolerance, smooth reciprocating motion without radial deflection or jamming;
Internal built-in buffer limit structure to weaken instantaneous shift impact and protect internal precision valve components;
Standard OEM mounting dimensions and interface structure, perfectly assembled into original actuator housing without cutting, grinding or modification;
Complete integrated single-unit structure, one-step replacement without disassembling separate piston and seal parts, greatly improving maintenance efficiency;
Passed millions of times reciprocating wear and wide-range high-low temperature aging test before delivery, reliable performance in mine, mountain and plateau harsh working environments.
Perfectly matched European heavy-duty tractors fitted with ZF Astronic 12AS series AMT transmissions: MAN TGA/TGS/TGX, DAF XF/CF Euro 5/Euro 6, IVECO Stralis, Renault Magnum/Premium, Volvo FM/FMX; widely used in cross-border logistics, long-distance bulk cargo transport, mountain full-load haulage and mine heavy-duty transportation.


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.
