Autotecnica Belt Tensioner - GM1414629 Part #: GM1414629 Line: AUT Autotecnica Belt Tensioner Limited Lifetime Warranty Color: Silver Contact Surface: Smooth Flanged: No Material: Aluminum Number Of Pulleys: 1 Pulley Outside Diameter (mm): 90mm Pulley Width (mm): 27mm Belt Type: Serpentine Pulley Width (in): 1-1/16 Inch Pulley Outside Diameter (in): 3-9/16 Inch Number Of Mounting Holes: 1 Number Of Pulley Grooves: 0 Pulley Inside Diameter (in): 0.670 Inch Pulley Inside Diameter (mm): 17mm Show More Show Less