F-350 Base / XL / XLT Lariat 4WD without Rear Towing Package with Mono Beam Suspension 1986, Softride Front and Rear Suspension Lift Kit with 3"-4" Front and 2" Rear Lift Height (F840MKS-M) by Skyjacker. Skyjacker is the name to consider when it comes to upgrading your suspension system. Opt for top-notch suspension components offering a dramatic change in your vehicles performance.