lackhawk 245/45 R17″ similarly refers to a specific tire size and model. Here’s what each part of the designation represents:

245: This number denotes the width of the tire in millimeters. In this case, the tire’s width is 245 millimeters.

45: This number indicates the aspect ratio of the tire, which represents the height of the tire’s sidewall as a percentage of the tire’s width. So, the sidewall height is 45% of the tire’s width.

R: This letter signifies the construction type of the tire. The “R” stands for radial construction, which is the standard construction for modern tires.

17: This number corresponds to the diameter of the wheel, in inches, on which the tire is intended to be mounted. In this instance, the tire is designed for a 17-inch wheel.

Just like with the previous tire size, it’s crucial to ensure that any new tires are appropriate for the vehicle and the intended use. Professional guidance can help in confirming the compatibility of the tires with the vehicle’s specifications and driving conditions.