Walker Products Cam/Crank Sensors are engineered using the highest quality components to ensure proper OE fit, form and function. Walker, one of the largest manufacturers of Fuel System Components and Engine Management Devices, has served the needs of the worldwide automotive aftermarket since 1946. As a ISO 9001: 2008 / TS16949 certified company we are committed to supplying the highest quality products. Vehicle Fitment: 1997-2002 Dodge Ram 2500 8. 0L, Dodge Ram 3500 8. 0L