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1703025-1C
FAST
Product Type: Gearbox Top Cover Pneumatic Shift Booster Assembly
Compatible Gearbox: FAST 12-speed series heavy-duty manual transmissions
Applicable Vehicles: Heavy-duty tractors, dump trucks, engineering vehicles equipped with FAST 12-speed gearboxes
Material: Cast aluminum body + wear-resistant rubber sealing components
Product Weight: approx 0.7kg (reference value)
Function: Pneumatic power assist for gear shifting, reduce shift effort, speed up gear change action, solve heavy shifting, slow shifting, jamming and air leakage faults
Category: FAST Heavy Truck Gearbox Pneumatic Shift Spare Parts
Material & Advantages
High-strength cast aluminum housing + aging-resistant rubber seals, good vibration resistance, suitable for heavy-duty road conditions
Precision internal pneumatic structure, stable air pressure control, effectively fix air leakage, hard shifting and shift delay faults
Standard OEM mounting dimensions and air ports, direct fit replacement during overhaul
Improve shift response speed and accuracy, reduce shift mechanism wear
Adapt to long-distance highway heavy haulage and variable temperature working conditions
Application
Replace when gear shift is heavy, slow, stuck or air leaks
Overhaul the gearbox top cover shift mechanism and full gearbox maintenance
Inspect air pipelines, air filters and air pressure regulating valves together
Use clean and dry compressed air to extend internal seal service life
After installation, test shift function and check air tightness
Follow correct air pressure parameters to avoid excessive pressure damage
Origin & Lead Tim
In stock, delivery within 1–3 working days; bulk orders: 4–7 days; sea freight: 10–24 days
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.
