Wheel Torque Calculator

Calculating wheel torque accurately is crucial for ensuring safe and efficient operation of any vehicle. However, the task can be complicated and time-consuming, especially for those with limited technical knowledge. That's where our Wheel Torque Calculator comes to the rescue. Designed by a team of experienced professionals, our calculator provides an easy-to-use and reliable solution for determining the amount of torque required to tighten wheel nuts or bolts to the manufacturer's specifications. This powerful tool takes into account various factors that can affect the torque value, such as wheel size, thread pitch, and material type, making it a must-have for mechanics, car enthusiasts, and anyone who needs to change a flat tire or perform routine maintenance on a vehicle. With our Wheel Torque Calculator, you can be confident that your wheels are properly secured and your vehicle is ready to hit the road safely.

Wheel Torque Calculator

Enter the required values below to calculate wheel torque.

Wheel Torque Calculator Results
Engine Torque0
Gear Ratio0
Wheel Radius0
Road Gradient0
Vehicle Weight0
Friction Coefficient0
Calculated Wheel Torque0

Calculating wheel torque and stall torque is crucial in various mechanical applications. Our stall torque calculator pairs well with the wheel torque calculator for torque analysis in different scenarios.

How to Use the Wheel Torque Calculator

The Wheel Torque Calculator is a valuable tool that allows you to calculate the torque applied to the wheels of a vehicle based on various factors. By entering specific values, you can gain insights into the torque required to propel the vehicle under different conditions. This calculator is particularly useful for automotive enthusiasts, engineers, and individuals interested in understanding the torque dynamics of a vehicle.

Instructions for Utilizing the Calculator

To effectively use the Wheel Torque Calculator, follow these steps:

  1. Engine Torque: Enter the engine torque value in Newton-meters (Nm). Engine torque refers to the rotational force produced by the engine, which influences the power output of the vehicle.
  2. Gear Ratio: Specify the gear ratio of the vehicle. The gear ratio represents the ratio between the number of rotations of the engine and the wheels, affecting the vehicle's torque and speed.
  3. Wheel Radius: Input the wheel radius in centimeters (cm). The wheel radius determines the distance from the center of the wheel to the point where torque is applied, affecting the torque transmitted to the wheels.
  4. Road Gradient: Enter the road gradient as a percentage (%). The road gradient represents the slope of the road, influencing the required torque to overcome uphill or downhill conditions.
  5. Vehicle Weight: Specify the weight of the vehicle in kilograms (kg). The vehicle weight affects the overall force required to move the vehicle and impacts the torque necessary to propel it.
  6. Friction Coefficient: Input the friction coefficient. The friction coefficient represents the coefficient of friction between the tires and the road surface, influencing the traction and torque transmission.
  7. RPM: Enter the engine's revolutions per minute (RPM). The RPM value represents the engine's rotational speed and affects the torque output.

Once you have entered all the required values, click the Calculate Wheel Torque button to initiate the calculation. The calculator will then compute the torque applied to the wheels based on the provided parameters.

Wheel Torque Calculator Formula

The Wheel Torque Calculator employs the following formula to perform the calculations:

Calculated Wheel Torque = (Engine Torque * Gear Ratio * Wheel Radius * (1 + Road Gradient) * Friction Coefficient) / Vehicle Weight

The formula calculates the torque applied to the wheels by considering the engine torque, gear ratio, wheel radius, road gradient, friction coefficient, and vehicle weight. It provides an estimation of the torque required to propel the vehicle under the specified conditions.

Illustrative Example

Let's consider an example to illustrate how the Wheel Torque Calculator works. Suppose we have an engine torque of 300 Nm, a gear ratio of 3.5, a wheel radius of 40 cm, a road gradient of 10%, a vehicle weight of 1500 kg, a friction coefficient of 0.8, and an RPM of 4000. After entering these values into the calculator, it will provide the following result:

  • Engine Torque: 300 Nm
  • Gear Ratio: 3.5
  • Wheel Radius: 40 cm
  • Road Gradient: 10%
  • Vehicle Weight: 1500 kg
  • Friction Coefficient: 0.8
  • RPM: 4000
  • Calculated Wheel Torque: 33.60 Nm

Based on the given parameters, the Wheel Torque Calculator determines that the torque applied to the wheels in this scenario is 33.60 Nm.

Illustrative Table Example

Here is a table showcasing multiple rows of example data and their corresponding results obtained from the Wheel Torque Calculator:

Engine Torque (Nm)

Gear Ratio

Wheel Radius (cm)

Road Gradient (%)

Vehicle Weight (kg)

Friction Coefficient


Calculated Wheel Torque (Nm)


This table demonstrates how the Wheel Torque Calculator handles different combinations of input values, providing the corresponding calculated wheel torque for each case.

The Wheel Torque Calculator is a powerful tool for calculating the torque applied to the wheels of a vehicle based on various parameters. By utilizing this calculator, you can gain insights into the torque dynamics and requirements of your vehicle under different conditions. Whether you need to assess torque distribution, evaluate uphill or downhill performance, or optimize gear ratios, the Wheel Torque Calculator provides valuable information to assist you in understanding and analyzing vehicle torque.

About the Author

Author Image

Aariz Ahmed

Aariz Ahmed is a Physiologist with a passion for understanding how the human body functions. With a strong background in biology and a focus on human physiology, he is dedicated to promoting health and wellness through scientific research. Aariz has a keen interest in exploring the intersection of health and technology, and how data can be used to improve our understanding of the human body. His expertise in physiology has contributed to the development of numerous health and wellness programs, and he is a recognized expert in his field.