What is the recommended practice for replacing ABS speed sensors and sensor rings?

The recommended practice for replacing ABS (Anti-lock Braking System) speed sensors and sensor rings is to always replace them as a matched set. This is important because both the sensors and sensor rings are designed to work together and are calibrated to one another. Over time, wear and tear can affect their performance, leading to inconsistent readings and potential ABS system malfunctions if they are not replaced together.

When you replace both components simultaneously, you ensure that the new sensor is in optimal working condition with a ring that complements its function and sensitivity. Mismatching old and new parts can result in unreliable sensor signals, which may compromise the vehicle's braking performance and safety features.

Maintaining uniformity between the sensor and sensor ring not only supports the overall function of the ABS but also helps prevent future issues that could arise from having components that do not interact effectively.