Zone Offroad ZONC2301 Differential Drop Kit for Chevrolet Silverado & GMC Sierra Excursion These are required for use

These are required for use with Synergy control arms using Dual Durometer Bushings (DDB) when eliminating the stock cam bolts

Assembly Requirements: Welding required

Tire carrier only

more reliable connection from your tow vehicle to your trailer

Zone Offroad ZONC2301 Differential Drop Kit for Chevrolet Silverado & GMC Sierra Excursion These are required for useSPECIFICATIONS Zone Offroad Differntial Drop Kit. Buy now and get same day shipping. Designed to deliver trouble free, consistent performance Right for your vehicle and lifestyle Made from high quality materials for ultimate durability Manufactured to meet or exceed strict quality requirements FITMENT 2001 2010 Chevrolet Silverado 2500 HD & 3500 2007 2010 Chevrolet Silverado 3500 HD 2001 2010 GMC Sierra 2500 HD 2001 2006 GMC Sierra 3500 2007 2010 GMC