Autotecnica Idler/Tensioner Pulley - GM1413162 Part #: GM1413162 Line: AUT Autotecnica Idler/Tensioner Pulley Limited Lifetime Warranty Belt Width (in): 0.800 Inch Belt Width (mm): 20mm Contact Surface: Smooth Material: Steel Pulley Outside Diameter (mm): 90mm Pulley Width (mm): 30mm Bracket Included: No Pulley Width (in): 1-3/16 Inch Bushing Included: No Dust Shield Included: No Pulley Outside Diameter (in): 3-9/16 Inch Retainer Included: No Spacer Included: No Number Of Pulley Grooves: 0 Pulley Inside Diameter (in): 0.687 Inch Pulley Inside Diameter (mm): 17mm Show More Show Less