Zone Adjustment Shims - 2.5" , 4 Deg. - Zone Offroad - ZONU3001

If you have lifted your truck and now have driveline vibration chances are some minor shimming to correct driveline angles will make the unwelcome vibration disappear. Degree shims come in several different degree angles so you can get the proper correction for your particular need.
Kits contain (2) leaf spring adjustment shims
Designed to correct axle positioning for improved front caster or rear pinion angle
Easy installation to your existing leaf pack
2.5" wide x 4 degree design