The clearance required for tire chains can vary depending on several factors, including the tire size, vehicle make and model, and the specific type of tire chains being used. The clearance refers to the amount of space between the tire and other vehicle components, such as the wheel wells, suspension, and brake lines. It is crucial to ensure adequate clearance to prevent any interference or damage while using tire chains.

Generally, it is recommended to have at least 1-2 inches (2.5-5 centimeters) of clearance for tire chains. For a 3/8” cross chain you need 3” of clearance. However, it is important to consult the vehicle manufacturer's guidelines and the specific instructions provided by the tire chain manufacturer for the most accurate information. These guidelines may provide specific recommendations based on the vehicle's design and tire chain compatibility.

Keep in mind that some vehicles may have limited clearance due to their design, such as sports cars or vehicles with low-profile tires. In such cases, it is possible that tire chains may not be recommended or may require specific low-clearance or low-profile chains.

Before using tire chains, it is advisable to carefully read the instructions provided by the tire chain manufacturer and ensure that the chains are installed correctly. Improperly installed or incompatible tire chains can cause damage to the vehicle or tires, or affect the vehicle's handling and safety.

It's always recommended to exercise caution and refer to the manufacturer's guidelines for the specific tire chains and your vehicle to ensure safe and proper usage.