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12JSD180T
Fast
Model: 12JSD180T
Brand: FAST (Shaanxi Fast Auto Drive Group)
Structure: 12 forward gears + 2 reverse gears, twin countershaft, full lock-ring synchronizer, main & auxiliary box combined structure, manual single H shift
Max rated torque: 1800 N·m
Rated speed: 2600 rpm
Oil capacity: 16L
Weight: approx. 285kg
Applicable Vehicles: Heavy-duty semi-trailer tractors, dump trucks, bulk cargo transport trucks, engineering heavy trucks
Category: Heavy Truck Drivetrain Parts – Complete 12-Speed Manual Gearbox Assembly
Material: Cast iron housing, high-strength alloy steel helical gears/shafts, lock-ring synchronizers, oil seals and bearings
Twin countershaft power split structure, excellent heavy-load bearing capacity and high structural rigidity
Full lock-ring synchronizer design, smooth gear shifting, effectively reducing gear impact and wear
Fine helical gear structure, stable meshing, low noise and high transmission efficiency for long-haul operation
Optimized speed ratio layout (low first gear ratio + direct top gear), good climbing ability and highway fuel economy
Multiple PTO mounting options, adaptable to special heavy vehicles such as dump trucks and cement mixers
Robust cast housing and premium sealing structure, effectively reducing oil leakage and dust ingress
Application
For full transmission overhaul and replacement of matching heavy-duty trucks. Confirm clutch housing interface, mounting pattern and heavy-duty gear oil specification before installation. Fill with specified gear oil, test shift function and check for leaks before formal road operation.
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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