Scott, The RF is an 1100, LF is 950, RR is 175. The rear is a locked 9", track is asphalt, ride height is 6.5, 7.5, 7.5, 6.8 (RF,RR,LR,LF). The car is great for the first practice then it pushes coming in. I am forced to throttle hard to get it to turn or else... Login to read more.