How Do You Determine Whether the Picked Gearbox Quality Is Reliable?

When thinking of a good family car, apart from the reliable quality of shift parts and components, such as differential case, balanced connectors and gearbox shift blocks, the driving comfort is also included. The car gearbox that affects the driving speed and smooth has arouse more and more attentions from buyers. However, how do people determine whether the quality of the gearbox is reliable?

Whether the gearbox is durable?

Whether the gearbox parts are durable? For instance, whether it is good in torque tolerance, anti-wear, self-purification and self-lubricating performances of the clutch, gears and other components, furthermore, whether there will be abnormal sound, oil leak and other issues.

Whether the electronic control system is stable?

In the state of the vibration and high temperature, not only the internal mechanical components undertake the pressure, the stability of electronic control system will also be subjected to the threats from electromagnetic interference, high temperature and vibration. Pay attention to issues like abnormal gear shifting, difficult gear shifting in the daily driving, which may be the precursor to the instability of the electronic system.

Whether the gearbox is overheated?

Leaving aside the cases that long-time intense driving, or long-term off-road driving on steep mountain roads, the gearbox overheating issue of a family car is less to see. But there are a few exceptions, like some dual-clutch gearbox with defectives in the thermal design or shift logic, will cause overheating if constantly shifting among low-grade gears while the car is long-time stop and go driving in city roads, at that time the indicator light will be on. You have to be careful for such warn appearing in a high frequency.