For universal joints, we all know that their structure and function are a bit like joints on human limbs, and it allows the angle between connected parts to vary within a certain range. It is a part that realizes variable-angle power transmission and is used for the position where the direction of the transmission axis needs to be changed. It is the "joint" part of the universal transmission of the automobile drive system. The universal joint has a great effect, so the product quality requirements are also high, and there are many classifications. 3102-2201025 Russian universal joint cross is one kind.

The combination of the universal joint and driveshaft is called universal joint transmission. On the front-engine rear-wheel drive vehicle, the universal joint transmission is installed between the transmission output shaft and the input shaft of the drive axle final reducer; while the front-engine front-wheel-drive vehicle omits the transmission shaft, and the universal joint is installed Between the front axle half shaft and the wheels that are responsible for both driving and steering.

Of course, there is 5-7126X 6H2577 universal joint , which is subdivided regardless of type or model.