Fits 2017-19 Ford E-350 Super Duty A/T Serpentine Belt Tensioner Assembly 55866 pedals-and-pads 7 L6 1977 - 1978

7 L6 1977 - 1978 Dodge Monaco   225/3

4L/V8 1989 - 1991 Chevrolet V2500 Suburban 5

6 V8 1979 GMC C1500 Base 350/5

8L V8 2010 - 2013 Porsche Panamera S 4

Fits 2017-19 Ford E-350 Super Duty A/T Serpentine Belt Tensioner Assembly 55866 pedals-and-pads 7 L6 1977 - 1978Goodyear 55866 Automatic Serpentine Belt Tensioner Assembly Goodyear's automatic tensioners and pulleys are meticulously designed to offer complete support to an engine's belt drive system. In today's modern engines, the belt drive system plays a critical role in transferring power from the engine's crankshaft to essential accessories, ensuring smooth and comfortable vehicle operation on the road. Over time and with high mileage, engines can