The Mack CV, GU7, and GU8 2006 to 2008 Heavy Duty Engine Coolant Level Sensor is a reliable and durable solution for replacing a failed original sensor. With a black finish and made from rubber, plastic, and copper, this sensor is designed to match the fit and function of the original sensor on specified vehicles. It features a screw-on mounting, spade connector, and measures 3 inches long with an M16 x 1.5 thread size. Backed by a team of product experts and over a century of automotive experience, this sensor fits most Mack CV models from 2006 to 2007 and most Mack 2008 GU7 and GU8 models. It is a direct OE replacement for Mack 25174715 and 64MT466.