Metal Tech 4x4 GX470 Rear Coil Conversion Kit — Stage 3 (Complete w/ Springs)

Complete bolt-on airbag-to-coil conversion kit for 2003-2009 GX470 maintaining factory stock ride height. Includes Super Stock rear coil springs (engineered for the GX470's 300–500 lb weight premium over 4Runner), patented Key Cone dual-rate secondary springs, CNC-machined UHMW spring tail isolators, bolt-on spring locators, and full hardware. 100% bolt-on, no welding or drilling. ~2.5 hour install. Protected by U.S. Patent No. 11,691,473. Made in the USA.