Paddle shifter (labelled "+") inside a 2013 BMW X5 Since the nineties, units to manually request a particular gear or an upshift/downshift are becoming far more typical. ­Automatic transmissions Have a very neat pump, identified as a gear pump. The pump is usually located in the quilt with the transmission. https://edwinaayws.bloggazza.com/31640771/the-ultimate-guide-to-gearbox-kereta-auto