Measuring the Z Dimension (Front Suspension)
WARNING: This page is about a different car, the 2002 Pontiac Montana, 2002 Oldsmobile Silhouette, and 2002 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
- Use your hands in order to lift the front bumper of the vehicle up approximately 38 mm (1.5 in). Gently remove your hands in order to allow the vehicle to lower.
- Use your hands in order to push the front bumper of the vehicle down approximately 38 mm (1.5 in). Remove your hands in order to allow the vehicle to rise.
- Measure the Z dimension for the left and right side of the vehicle. The Z dimension is the vertical distance measured between the centerline of the lower control arm bolt (1) and the bottom of the ball joint.
- Replace the front springs to correct low front trim height as necessary.