N3 Steering Stabilizer for 2011-2015 Chevy Silverado/GMC Sierra 2500HD 3500HD FITMENT: Chevrolet: 11-15 Silverado 2500 HD 4WD, 11-15 Silverado 3500 HD 4WD; GMC: 11-15 Sierra 2500 HD 4WD, 11-15 Sierra 3500 HD 4WD KIT CONTENTS: Big bore steering stabilizer, Hardware BENEFITS: Easy bolt-on installation; Reduces bump-steer; Reduces tie rod and ball joint wear and tear; Improves control and handling for oversize tires; Chrome hardened 9/16-inch piston rod TECHNICAL NOTES: Mounts in factory stabilizer location; Stabilizer cylinder end mounts may vary depending on make and model of application ITEM SPECIFICS: Installation Time: 1 hours; Supersedes: 87311.20