What transmission does the Buick Regal use?

[MacElle]

Buick Regal uses a 9-speed HYDRA-MATIC intelligent transmission. More information about the Buick Regal is as follows: 1. The Buick Regal belongs to Buick's mid-to-high-end sedan series, featuring a contemporary exterior design, humanized refined interior, and luxurious high-tech configurations. 2. The 9-speed Hydra-Matic intelligent transmission equipped in the Buick Regal incorporates over 60 General Motors patented technologies, including a newly designed selectable one-way clutch, torque converter, start-stop hydraulic accumulator, external TCM control module, and a coaxial design that enables it to maintain a compact size comparable to 6AT transmissions. It has a compact structure and efficient power transmission. The gear ratio distribution of the 9 forward gears is dense and reasonable, with an overall gear ratio range reaching a wide 7.6:1. Combined with the setting of 2 overdrive gears, it can significantly reduce engine speed during high-speed cruising, improving fuel efficiency.