I show an easy way to measure the diameter of a brake rotor without having to remove it from the vehicle.

Jan 18, 2021 · After you’ve gathered the necessary instruments and you’ve taken the rotor out from the braking system, we can now move on to measuring its diameter. We will guide you throughout the …

Sep 12, 2025 · Discover the complete Brake Rotor Size Chart with rotor diameters, thickness, and vehicle-specific sizes. Learn how to measure, maintain, and replace rotors safely.

Feb 24, 2025 · There are several methods for measuring brake rotor size, including visual inspection, calipers, brake rotor measurement gauges, and automated brake rotor measurement systems.

Oct 24, 2025 · A definitive guide on how to measure brake rotor size accurately. Ensure correct fitment, boost your inventory confidence, and source reliable parts from Hipsen.

Aug 8, 2024 · Use a flashlight and a measuring tape or caliper to measure through the wheel spokes. Thickness measures the distance between the rotor’s friction surfaces, while runout measures the …

Dec 4, 2025 · Rotor diameter is the most straightforward measurement, taken from one outer edge of the friction surface, straight across the center, to the opposite outer edge. This measurement must …