4 ms·I'd like to see a gearbox that can get you from 120 mph to 0 in less than 3 seconds.by __alexs 14y agoI'd like to see a gearbox that can get you from 120 mph to 0 in less than 3 seconds.cuu508 14y agoWell, that's not driving efficiently!k00pa 14y agoSo, everytime you slow down you need to go from 120mph to 0 under 3 secs? On that situation brakes are useful. When you need to go from 50mph to 30mph you dont need brakes at all.