GRF Peak Force Estimator

Estimate your peak vertical ground reaction forces required to hit tour-level speeds based on your body weight.

JavaScript is disabled. Formula: Elite players generate ~180-220% of their body weight in vertical force. (Body Weight in lbs) * 2 = Target Peak Force in lbs. Body Weight (lbs)

Body Weight (lbs)

Average Amateur (120% BW)

lbs

Tour Average (200% BW)

lbs

Vertical force must peak just before impact (usually lead arm parallel) to effectively brake the pelvis and transfer energy.