Pulley wheel diameter (mm) (on grooves) 131; Number of grooves 6; Clutch type Electromagnetic; Voltage 12 V; Bearing inner diameter 30 mm; Bearing outer diameter 55 mm; Bearing width 23 mm; Application JEEP CHEROKEE 3.7 (08-); Manufacturer / Equivalent HCC / HALLA; Compressor type HS18;