Manufactured by MaxTrac Suspension | K331935S | 2019-24 Silverado/Sierra 1500 2wd or 4wd Complete 3 Inch /5 Inch Lowering Kit W/ Adjustable Struts, Does not fit Trail Boss / AT4, Adaptive Ride Control and Monoleaf trucks. , MaxTrac Suspension was founded by a group of truck enthusiasts who share the same passion for building quality suspension products while keeping them affordable. Together, with decades of experience and knowledge that the group has built, we will continue to build our name into a brand that is recognized as one of the best in the industry. The cornerstone of our suspension systems is our spindles, which are made from either ductile-iron or forged aluminum and provide a precise amount of lift or lowering, without compromising ride quality or suspension travel. With our ultra-durable, bullet-proof products, ride height options and affordability, MaxTrac is a brand that you can trust! Product information updated on 2024-07-04. This product can ship by Courier