Suspension Systems Vs Lift Kits - 101! Lift Kits: Lift kits raise your vehicle higher off the ground, mainly for looks and better off-road performance. There are two types: body lift kits, which lift the body from the frame without affecting performance, and suspension lift kits, which raise the frame and change the suspension for better wheel alignment. Suspension Systems: A vehicle's suspension includes springs, shock absorbers, sway bars, and struts, improving ride quality by absorbing bumps