Please refer to the Images above; Product Specifications, Associate Part Chart and the Model Fit Guide below to Ensure a proper fit. PRODUCT NUMBER AND VARIATIONS: 138-8720, 138 8720, 1388720 PRODUCT TYPE: Auger/Rotor Pulley Assembly SIZE: Length 5.600 in. - Width 5.600 in. - Height 1.000 in. - Weight 0.501 lbs. NOTES & DETAILS: Toro OEM 138-8720 IS COMMINLY USED - 138-8720 Is Assembled Directly to the Auger/Rotor Assembly Shaft and Enables the Auger/Rotor to Rotate when the Operator Applies Tension on the Auger/Rotor Drive Belt by Engaging the Auger/Rotor Clutch Bail Handle. COMMON SERIES APPLICATIONS: Toro Select 21" Power Clear Snow Blower Models. MODEL FIT CHART: SNOWBLOWER’S POWER CLEAR Series – Model Numbers – (* Model Numbers 38752, 38753, 38754, 38755, 38756, 38757, 39921, 39921T, 39922T) ASSOCIATED PARTS CHART: ASSOCIATED PARTS REFERENCES FOR PART NUMBER 138-8720 ONLY CLICK ON THE ASSOCIATED PART NUMBER TO BE REDIRECTED 140-1002 - HEX HEAD BOLT (Retains 138-8720 Auger/Rotor Pulley to the Auger/Rotor Assembly Shaft) x1 Per Auger/Rotor Pulley *Select Models Only - (1/4 x 7/8 - 20) 3290-456 - BELLEVILLE WASHER (Used Between 138-8720 Auger/Rotor Pulley and 140-1002 Hex Head Bolt - When Tightened or Compressed it Applies Pressure on the Bolt Head and Pulley Not Allowing the Bolt to Rotate as Easy if the Augers where to come in Contact with anything and Forcibly Stopped causing Reversal Rotational Torque that Could Loosen the Pulley) x1 Per Auger/Rotor Pulley 138-8723 - AUGER/ROTOR DRIVE BELT (Travels from the Engine Pulley to the Auger/Rotor Pulley - Rotates the Auger When Pressure is Applied by the Tensioner Idler Pulley) x1 Per Snowblower Unit *Gasoline Models Only 147-1769 - AUGER/ROTOR DRIVE BELT (Travels from the Engine Pulley to the Auger/Rotor Pulley - Rotates the Auger When Pressure is Applied by the Tensioner Idler Pulley) x1 Per Snowblower Unit *Battery/Electric Models Only
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