In appearance, it is difficult to distinguish forged wheels from cast ones, but in fact forged wheels are much lighter than cast wheels. Forged and cast wheels of the same shape can weigh about 30% less.So how do you tell a forged wheel from a cast wheel?　

echo　

Good aluminum makes wheels that are denser, so they give a clearer echo.If the wheel is forged in liquid aluminum, the sound is the clearest, and the echo can sometimes last for several seconds.If you find that the response is dull or almost no response, it is better to give up.　

Observation on the surface of

Good wheels in addition to excellent surface spraying technology, there will be few sand holes.And each hub needs to be carefully observed at the time of purchase, to ensure that each wheel is not deformed or worn by packing or transportation.

The computer on

The biggest problem of domestic wheels is that the individual difference is big, and if you buy obvious or heavy wheels, not only seriously affect the comfort of driving, and may even cause damage to the vehicle.So how to choose?Experts suggest putting the new wheel on a dynamically balanced machine for a dynamic balance test.First of all, visually test whether the wheel ring is round enough when rotating, and the naked eye can observe that it is not round immediately give up.If round, also look at the weight of the wheels, according to the requirements of the original vehicle, less than 30g is basically qualified.