Fabtech 19-21 GM K1500 P/U 6in Basic Sys w/Perf ShksFabtech? s world renowned IFS suspension design for the GM 1500 provides excellent drive ability both on and offroad. There is zero bump steer throughout the suspension cycle that helps reduce drive fatigue while improving the overall drive ability of the vehicle. The near stock track width keeps the tires under the fenders for a clean appearance. Fabtech ? s proprietary steering knuckle geometry provides excellent lock to lock turning radius to