yes the say built in impact sensors but they are an add on.(i work for uk hyster dealer).good trucks and they work well. i wouldn,t say they act like an electric but the variations to the drive setup is incredible. set up correctly you can virtually eliminate wheelspin. they can be setup to resemble a hydrostatic in the way that it stops the truck when you lift off the gas. servicing is easy ,even more so with oil emmersed brakes. the pre-op chek list is on the display to remind op to check stuff