Hydraulic Winch Calculator

Size hydraulic motor for winch line pull, speed, and drum capacity

Input Parameters

Results

--
Drum Torque
ft-lb
--
Motor Displacement
cu in/rev
--
Flow Required
gpm
--
Motor Power
HP

Reference

Drum torque = Line pull × drum radius Motor torque = Drum torque / gear ratio Motor disp = Torque(in-lb) × 2π / pressure HP = Line pull × speed / 33,000