Differential assembly of transfer case introduce

The so-called transfer case of a car can be understood literally: its main purpose is to distribute the power of the engine and output it to the front and rear axles. Therefore, the transfer case is actually a standard accessory in four-wheel drive models. According to the different forms of four-wheel drive, there are generally several types of transfer cases: traditional part-time four-wheel drive transfer case, full-time four-wheel drive transfer case, timely four-wheel drive transfer case, and optional four-wheel drive transfer case)

Installation method for differential assembly of transfer case

1. First, clean all components. 2. Assemble the differential, install the driven hyperbolic gear, install the driven gear bearing cover, and adjust the preload of the driven gear bearing. 3. Install the driving hyperbolic gear and oil seal seat on the bevel gear bearing seat and adjust the preload of the driving gear bearing through the gasket. 4. Install the driving hyperbolic gear and adjust the meshing clearance and imprint of the main and driven bevel gears by adjusting the gasket between the driving bevel gear bearing seat and the main reducer housing and rotating the nuts on both sides of the driven bevel gear

BMW 120i introduce

BMW's 1 Series sedan was officially launched in 2004 and has been active in the high-end compact sedan market since then. With the mid-term facelift in 2007, multiple versions were launched on top of the original two door and five door version, including two door and three door, three door and three door, and three door convertible. In June of this year, the first to enter the Chinese market was the mid-term facelift two door and five door version, which is divided into three versions: 120i manual, 120i automatic, and 130i automatic