Pro Comp Suspension is proud to announce the release of the 2007 Toyota Tundra 4wd Double Cab 6" suspension systems. One piece drop-down cross members and high strength extended steering knuckles preserve factory suspension and steering geometry. Stage II systems feature MX 2.75c series coil over front shocks and MX6 adjustable rear shocks for outstanding ride comfort and handling. Stage I systems are available with spacers for the factory front struts and ES9000 rear shock absorbers to deliver factory ride quality. Approximate installation time for complete suspension system is 6-8 hours by a certified mechanic. 6" of lift allows the use of 35" x 12.50" tires on 18" diameter rims up to 9" wide with up to 5.5" backspacing and 35" x 12.50" tires on 20" diameter rims up to 9" wide with up to 6" backspacing.