Specification: Lift Height: 3" Front & 1" Rear Spacers Real thickness: 1.5" (38mm) Drive Type:2WD 4WD Features: Improve The Appearance Ofvehicles Support The Dependable Riding Balance Pervent From Damaging Easily Fitment: Fits Toyota Tundra 1999-2006 Please note: Lift spacer thickness and lift is not a 1 to 1 ratio due to the suspension geometry. Package Includes: 2X Strut Spacers + 2X Rear Blocks + 4X U-bolts .