Disadvantages of SAIC dct380 gearbox

Very noisy. According to the query "Quality Evaluation of SAIC dct380 Gearbox", it can be known that the gear accuracy of SAIC dct380 Gearbox is not high, and the low gear howling often makes the noise of gear whining, which is particularly loud. DCT380 of SAIC transmission won the top ten transmission and electric drive in the world in the 5th "Longpan Cup".