Everyone must know how heavy a truck clutch is. Even friends who don't understand trucks should have read the news about that. Accidents caused by truck clutch failure are often shocking. Since truck clutches are so important, how often should the clutch plates be changed? Ⅰ. The function of truck clutch plates First of all, let's take a look at the main functions of the clutch. Only by knowing the function can we better understand its importance. 1.Make the truck start smoothly When starting, the engine and the gearbox are temporarily separated by the clutch, and then the clutch is gradually engaged. Due to the phenomenon of slippage between the active part and the driven part of the clutch, the torque transmitted from the clutch plate can be gradually increased from zero. The driving force of the truck is also gradually increased so that the truck starts smoothly. https://www.lenelclutch.com/products/scania-clutch-disc/