The Kenworth And Peterbilt 1995 Through 2011 Heavy Duty Vehicle Speed Sensor is a reliable and durable replacement for the original sensor on specified vehicles. Made from quality components, this sensor ensures reliable performance and a long service life. It is designed to match the fit and function of the original sensor, making it an ideal solution for vehicles that have experienced fatigue or electrical malfunction. With an aluminum housing material and pin terminal connector, this sensor mounts in the tailshaft housing and fits most Kenworth and Peterbilt models with Eaton transmission and internal tone ring. Direct OE replacement number: Paccar Q21-6005.