GMC 3500 Sierra 2011- Current Mega Duty Kit

Product: Leaf Spring Assist Type: Heavy Duty Condition: New Brand: RoadActive Suspension Part Number: 3611-CMD Make and Model: GMC Sierra 3500 1973-Current With Factory Overhaul Spring Estimated install time: 1 hour Notes- Kit includes an easy to install RAS Spring for each rear leaf spring. RoadActive Suspension kits are designed to strengthen the rear leaf springs for a loaded vehicle or towing without negatively affecting unloaded ride quality. This kit will reduce rear bounce and squat when loaded while significantly improving stability, handling and performance at all times. *If truck has factory overload spring, it must be removed for fitment of RAS