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ZF6AP1700B
ZF

Model: 6AP1700B (ZF EcoLife series)
Part No.: 4181 070 134
Brand: ZF (ZF Friedrichshafen AG)
Structure: 6 forward gears + 1 reverse gear, automatic planetary transmission, torque converter, integrated hydraulic retarder, electro-hydraulic control
Max Rated Torque: 1700 N·m
Gear Ratios: 3.36, 1.91, 1.42, 1.00, 0.71, 0.62, Reverse: 4.24
Weight: approx. 350kg
Lubricant: ZF specified EcoLife automatic transmission fluid
Applicable Vehicles: City buses, tourist coaches, including Yutong, King Long, Higer, Scania, Mercedes-Benz and other large passenger buses
Category: Bus Drivetrain Parts – 6-Speed Automatic Transmission Assembly
Material: Cast aluminum/iron housing, precision planetary gear sets, friction clutches, hydraulic valve body, TCU control unit, torque converter, integral retarder assembly, oil seals and bearings
Material & Advantages
Dedicated EcoLife bus automatic design with built-in hydraulic retarder, providing strong auxiliary braking and improving vehicle safety
Precision planetary gear structure, smooth adaptive shifting, excellent NVH performance for passenger comfort
Extended service interval design, reducing maintenance costs for long-term daily bus operation
Optimized cooling system and thermal resistance, stable performance under frequent stop-and-go city bus conditions
Intelligent shift program, adapting to road topography to reduce fuel consumption and extend transmission life
Modular electronic control system, diagnostic capability, standard bus chassis mounting interface for overhaul replacement
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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