The Zone Offroad 3-inch, 4° shim pair helps correct driveline angles and remove vibration that can appear after lifting a truck. These shims are made to adjust axle position for improved front caster or rear pinion angle and come as a simple two-piece kit for installation into the leaf pack. Multiple degree options allow precise correction for different lift setups.
Zone Offroad 3in x 4 Degree Shims (Pair)