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FAW Truck Parts- 2402010PA9TJ Rear Axle Gearbox Assembly(Io=2.688) 4180 J7
- Applicable Models: Exclusive for FAW Jiefang J7 heavy-duty trucks
- OEM Part No:2402010PA9TJ, rear axle gearbox assembly
- Exclusive Gear Ratio: 2.688 dedicated fuel-saving ratio for J7 original factory matching
- High-precision Forged Gear Set: Uniform meshing, low noise and long service life
- High-rigidity Axle Housing: Strong torsion resistance for long-haul transportation
- 100% Factory Tested: Load and sealing verified for J7 dedicated performance
Description
This 2402010PA9TJ rear axle gearbox assembly is the exclusive core power transmission component specially designed for FAW J7 heavy trucks, with a dedicated factory gear ratio of 2.688. It transmits engine torque to the rear wheels, realizes efficient power output and speed matching, and bears full vehicle load and road impact during long-distance fuel-saving transportation. Adopting high-precision forged gear set and high-rigidity axle housing, it features uniform gear meshing, ultra-low transmission noise and outstanding torsion resistance. Precision heat treatment and finish grinding effectively reduce wear and oil leakage. Each assembly passes strict load, meshing and airtightness tests before delivery, perfectly solving J7 rear axle abnormal noise, power lag and gear wear issues, serving as the original factory dedicated replacement part for FAW J7 rear axle overhaul.