
Basic Info
Alias: ZF TraXon 12-speed AMT Gearbox Assy / Automated Manual Transmission Unit / Complete Truck Transmission Assembly
Product Name: ZF12TX2820TO TraXon Complete Transmission Assembly
Brand: ZF
Applicable Vehicles: MAN TGX, TGS series heavy tractors, Sinotruk Howo, Shandeka, Auman, J7 heavy logistics trucks
Category: Heavy Truck Automated Transmission Parts – Full ZF TraXon Gearbox Assembly
Weight Parameter
Net Weight: 265KG
Gross Weight: 347KG with export solid wooden case packing
ZF Friedri...
Material & Feature
Integrated lightweight die-cast aluminum alloy housing, high structural rigidity, anti-deformation under long-time high temperature gear oil soaking;
All internal gears and synchronizer hubs adopt 20CrMnTi carburized alloy steel, vacuum quenching and precision helical tooth grinding, wear-resistant and shock-resistant;
12 forward gears with optimized gear ratio 12.92–0.77, built-in overdrive gear to lower highway fuel consumption;
Independent integrated TCU electronic control module, stable signal transmission to realize intelligent automatic shifting;
Reserved standard rear PTO interface, compatible with hydraulic lifting and auxiliary engineering equipment;
Standard input/output spline, mounting hole spacing and circulating oil channel layout fully comply with ZF factory specifications, no modification during installation;
Built-in multi-stage pressure balance buffer structure to eliminate shifting jerk and reduce running noise;
Strict full-load torsion test, high-low temperature aging test and continuous shifting cycle fatigue test before delivery, stable power output for mountain, mining and highway complex road conditions.
Application
Perfectly matched European and domestic heavy-duty tractors equipped with ZF TraXon automated transmission, including cross-border long-distance logistics trucks, bulk cement haulage vehicles, open-pit mining dump trucks and refrigerated semi-trailer trucks; widely used in highway trunk transportation, mountain full-load freight and port heavy cargo transfer scenarios.
Origin & Lead Time
Shiyan warehouse maintains continuous spot stock, deliver goods within 2–3 working days after payment; bulk wholesale orders take 5–10 working days, sea shipping cycle ranges from 10 to 22 days.
MOQ & Packing
MOQ: 1 unit
Warranty: 6–12 months, warranty invalid for man-made overload driving, improper disassembly and lack of regular lubrication maintenance
Packing: Anti-rust oil spraying + plastic wrapping + shockproof foam filling + solid export wooden case, moisture-proof and anti-collision for long-distance ocean 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.
* A number of maritime, land, air transport international logistics companies work closely together.
* To provide you with convenient, fast and low-cost e-commerce one-stop service.