Under normal use, the service life of Blue Whale 7-speed wet dual clutch can reach 300,000 kilometers, which depends on many factors, such as driving mode, road conditions and maintenance. Blue whale 7-speed wet power shift has 35 patents, including invention patent 18. The cumulative road reliability test has exceeded 8 million kilometers, and the shift is fast and smooth, and the quality is more reliable and stable. The full name of Powershift is dual-clutch automatic transmission, which is named after having two sets of clutches and belongs to vehicle transmission. It is mainly composed of double clutch module, shift module, hydraulic control module, speed change gear mechanism and TCU control module, which are divided into wet and dry types.