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ZF retarder
ZF

Product Type: ZF Intarder Hydraulic Retarder Assembly (Integrated for 16-speed Gearbox)
Compatible Gearbox: ZF 16S series 16-speed heavy-duty truck transmissions (16S2231, 16S2531, etc.)
Core Structure: Cast aluminum housing, rotor/stator, hydraulic control valve, ECU, oil cooling system
Working Principle: Hydrodynamic fluid resistance continuous braking
Control Mode: CAN bus electronic control, multi-stage adjustable braking force
Material: Cast aluminum alloy, high-strength alloy rotor/stator, precision hydraulic components
Product Weight: Complete retarder assembly approx 85kg (reference value, varies by version)
Function: Wear-free continuous auxiliary braking, reduce main brake load, improve downhill safety, stabilize vehicle speed
Applicable Vehicles: MAN, DAF, IVECO, Foton Auman and other heavy trucks with ZF 16-speed integrated retarder transmissions
Category: ZF 16-Speed Heavy Truck Gearbox Original Hydraulic Retarder Assembly
Material & Advantages
Integrated compact design, directly matched to ZF 16-speed gearbox structure, no extra chassis space required
Hydrodynamic continuous braking, up to 90% of daily braking tasks, drastically extending service brake life
CAN-bus intelligent control, smooth adjustable braking force, compatible with vehicle cruise and safety systems
Robust aluminum housing + precision rotor/stator, stable performance under long-distance heavy-load and long-downhill conditions
Dedicated cooling system to control oil temperature, prevent thermal decay and maintain consistent retarder power
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.

* 8000 square meters of large warehouse.
* To provide you with convenient, fast and low-cost e-commerce one-stop service.
Shiyan Yongliwei Industry and Trade Co., Ltd. was established in 2001, located in Shiyan City, Hubei Province.
Our gearbox covers brand ZF, Eaton, FAST, Allison, DONGFENG, DC, Benz, volvo, HOWO, WLY etc. Series ZF5S ZF5HP ZF6S ZF6AP ZF6AS ZF6HP ZFS6 ZF9S ZF9AS ZF12AS ZF12TX ZF16S WSK; EATON:ETA RTX TX FS6 MRT; FAST:6DS 7DS 8JS 9JS 10JS 12JS 16JS C16JSD; VOLVO:TV211, VT2214, DONGFENG:DT, DF6S DF5S DF8S; QJ:QJ805 QJS6; Datong: LC5T88, HC, CA5, CA6, 5T; HOWO:lHW907, MTX, etc.
Our products include gearbox assemblies and their parts, such as: gears, synchronizers, PTO, housings, bearings, shafts, top covers, sensors, wires, repair kits... including .
With 19 years of gearbox experience, a spare parts warehouse of 5000㎡, a professional team, and high-quality after-sales service, your inquiry will be our top priority.
