These kits are perfect for someone wanting a decent size lift, but not wanting to do major drivetrain modifications. You can fit 35" tall tires and still not have to worry about alignment and vibration problems. A steering arm is recommended to correct the draglink angle and occassionally a driveshaft spacer and the transfer case may need lowered. OEM brake lines normally with the supplied brackets in the kits. These kits bolt right on with normal hand tools. These suspension systems are available as a KIT, with rear blocks, or as a SYSTEM that features new replacement rear springs.Recommended Maximum Tire Size:35x12.50 on 8" wheelsAdditional Required Components: Steering Arm