Contohnya dari gear D, anda ingin tolak ke N. Sekiranya tak tekan tombol gear, anda tak dapat tolak lebih kerana ia tersekat di N. Tetapi jika anda tekan tombol, anda boleh menolak equipment terus ke R. An automatic transmission commonly has multiple planetary gear set. They function with each other https://edwinxaazw.estate-blog.com/31764008/an-unbiased-view-of-gearbox-auto