1991 GMC Syclone w/o A.C.;. Accessory Drive Belt Idler Pulley. IDLER/TENSIONER PULLEY, LT DUTY. Pulley Width: 27.7 mm. Belt Type: Serpentine. Max Belt Width: 06 Rib.
Accessory Drive Belt Idler Pulley-Belt Drive Idler Pulley Litens 900401A
Accessory Drive Belt Idler Pulley-Belt Drive Idler Pulley Litens 900244A
Accessory Drive Belt Idler Pulley-Belt Drive Idler Pulley Litens 900678A
Accessory Drive Belt Idler Pulley-Belt Drive Idler Pulley Litens 900249A
Dayco Accessory Drive Belt Idler Pulley Accessory Drive Belt Tensioner Pulley