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16S2530 1325 301 065
ZF

Model: 16S2531 (16S2531TO)
Brand: ZF (ZF Friedrichshafen AG), Ecosplit series
Structure: 16 forward gears + 2 reverse gears, full synchronizer helical gearing, main/auxiliary compound structure, manual + pneumatic range shift
Max Rated Torque: 2500 N·m
Weight: approx. 314kg
Optional Configurations: PTO, hydraulic retarder (intarder) mounting interface, Servoshift shift assist system
Oil Capacity: approx. 13L, specified ZF TE-ML 02 lubricant
Applicable Vehicles: Sinotruk Sitrak C7H/C8H, Howo T7H, MAN, DAF, IVECO, Renault heavy-duty semi-trailer tractors, GVW up to 120t heavy haul vehicles
Category: Heavy Truck Drivetrain Parts – 16-Speed Manual Transmission Assembly
Material: Reinforced cast iron housing, high-alloy steel helical gear sets, full synchronizer assemblies, shift control components, bearings, oil seals
Material & Advantages
Ecosplit compound structure with full synchronizers, smooth range shifting, reduces shift impact and driver fatigue
Precision fine-pitch helical gears, low noise and vibration, high fatigue resistance for continuous heavy vibration conditions
Ultra-wide gear ratio range, balances extreme low-speed climbing capability and overdrive highway fuel efficiency
Reinforced cast iron housing, high rigidity, durable for rough road, off-road and heavy long-haul cycles
Optional integrated retarder and PTO interfaces, adaptable to special vocational vehicles like mixers, tankers and dump trucks
Standard SAE mounting pattern, compatible with mainstream heavy truck chassis and clutch housings, mature service network
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.
