This system includes Rancho’s fully boxed welded subframe for superior strength and ductile iron extended steering knuckles. The performance Suspension kit also contains a pair of inner and outer tie-rods, brake lines, sway bar extensions and all necessary hardware. For the rear, the Rancho kit includes a pair of extended length coil springs and required installation hardware. For a complete installation, a separate set of RS5000™X extended travel front shocks and set of RS5000™X rear shocks need to be purchased.