Move to the front with Sentra Short Shifters. Reduce the throw of your stock gearbox with a Short Shifter. Sentra Short Shifters will make others envious. Short Shifters make changing gears more efficient and reduce 0-60, quarter-mile and overall lap times. New Sentra Short Shifters are essential. A great first modification to your vehicle is a Short Shifter. Reduce the throw and have more go by switching to a Short Shifter.