Dorman HD Solutions Idler Pulley - 419-5000 Part #: 419-5000 Line: DOR Dorman HD Solutions Idler Pulley Limited Lifetime Warranty Belt Width (mm): 20mm Contact Surface: Grooved Material: Nylon Pulley Outside Diameter (mm): 90mm Pulley Width (mm): 32mm Number Of Pulley Grooves: 1 Pulley Inside Diameter (mm): 17mm Show More Show Less