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Toyota is a Japanese car manufacturing company. It manufactures its own automobile transmissions and only purchases from suppliers in individual cases. They may be used in passenger cars and SUVs, or light commercial vehicles such as vans and light trucks. Aisin is a company of the Toyota Group. Therefore, the transmissions of both ...
Toyota Motor Corporation's A family is a family of automatic FWD/RWD/4WD/AWD transmissions built by Aisin-Warner.They share much in common with Volvo's AW7* and Aisin-Warner's 03-71* transmissions, which are found in Suzukis, Mitsubishis, and other Asian vehicles.
Toyota’s marketing name for the transmission is "Direct Shift – 8AT 8-speed automatic transmission". [10] [11] In contrast to the UB 80E/F transmission, which was developed by Aisin AW for Toyota, the UA 80E/F was developed in a joint venture between Toyota and Aisin AW. Due to its worldwide application, development was carried out in a ...
The marketing name for the transmission is the "Direct Shift – 8AT 8-speed automatic transmission" [3] [4] Unlike the UB 80 transmission, which was developed for Toyota by Aisin AW, the UA 80 was developed in a joint venture between Toyota and Aisin AW. Due to global application, development was done in a global fashion involving engineering ...
The W57 is sometimes designated as a "close-ratio transmission"; however in its stock form it does not meet all the criteria for a Close-ratio box. The ratio shift was accomplished by taking the W55 base ratios and changing the input shaft to intermediate shaft ratio by 7.9%, thus shifting 1, 2, 3 ratios higher by that amount (4th is direct 1:1).
From 1958-1968 many vehicle manufacturers continued to use the next GM automatic transmission fluid specification, the Type "A" Suffix "A" fluid, in their transmissions. In 1966, Chrysler began releasing their own automatic transmission fluid specifications; see Mopar ATF for more information. GM ATF was the same color as engine oil through 1967.
Made from petroleum with various refinements and additives, ATF is one of the few parts of the automatic transmission that needs routine service as the vehicle ages. The main pump which pressurises the ATF is typically a gear pump mounted between the torque converter and the planetary gear set. The input for the main pump is connected to the ...
In 1950, Toyota was split into Toyota Motor Co. and Toyota Motor Sales Co. (sales arm of Toyota); the two companies merged in 1982 to create one unified company, with then-Toyota Motor Co. President Eiji Toyoda becoming chairman. Chairmen listed prior to 1982 below were for the pre-merger Toyota Motor Co. only. [114] [115] Rizaburo Toyoda (1937 ...