Lift amount does NOT equal spacer thickness owing to the suspension geometry. Lift spacer is not equal to the actual spacer thickness. The thickness of front spacer is About 1.5 inch/ 38 mm, but it can lift front 3 inch The Rear Block is 1 inch thickness Fits Toyota Tundra 1999-2006 2WD 4WD (Please check your vehicle compatibility before buying) What is a leveling kit? .
