In order for a crank-handled auto window to be raised or lowered, you need to turn the crank handle. This can be very tiring and slow. Modern vehicles are equipped with power window - a new breed of auto window. The power window is an innovation that allows you to operate and control the windows of your Nissan D21 Pickup with just a push of a button. The mechanism involved in raising and lowering the window glass is the Nissan D21 Pickup Window Regulator that is powered by the window motor. If not for the regulator, controlling the windows will not be possible. In case the window regulator of your 1986-1994 Nissan D21 Pickup malfunctions, the entire power window mechanism will not work. Now, the best solution is a replacement. You do not have to switch to expensive window regulators because Replacement offers premium aftermarket parts that have almost the same quality as that of the expensive ones. The Replacement Window Regulator goes very well with the rest of the power window of your Nissan D21 Pickup. For your D21, go for the N462908 Replacement Window Regulator. It comes with a very efficient design to match the rest of the window’s components. Visit our website to find out more details about window regulators. You can shop for what you need anytime and get ready for a more convenient drive. And when your order exceeds 50 dollars, you can avail of our free shipping.