Calculators

Windsock Calculator Estimate wind speed by observing the angle of a properly installed windsock. Windsock Observation Windsock Position — Select ...

Winch Size Calculator Find the right winch capacity for your vehicle based on professional recovery standards. Vehicle Details Gross Vehicle ...

Pro Wheel Horsepower Calculator Analyze “Power at the Ground” based on manufacturer specs or drag strip performance. Input Method Brake ...

Traffic Density Calculator Calculate the density and flow of traffic on a road segment. Road Segment Details Number of Vehicles ...

Pro Tire Size Calculator Compare actual dimensions and speedometer error between two tire sizes. Current Tire (Baseline) Size Specs (Width ...