4-link Calculator

Side view. All points are in inches: X = distance forward of the rear axle centerline (negative = behind it), Z = height above the ground at ride height.

Pro Tip: If you need to figure out your CG height, see our CG Height Estimator

Vehicle

Axle centerline height is usually about half the loaded tire diameter.

Link mount points
XZ
Upper link, chassis end
Upper link, axle end
Lower link, chassis end
Lower link, axle end

The values filled in are an example setup. Replace them with yours.

Suspension travel