Snowblower Drive Sprocket 917-04073A

Basic Information

• Part name: Snowblower drive sprocket
• Manufacturer: MTD
• Category: Drive system components
• Primary function: Transfers chain rotation to the drive shaft to propel the snowblower

Technical Specifications

• Tooth count: 70-tooth

Installation & Compatibility

• Compatible models: Fits MTD and Craftsman snowblowers; confirm compatibility using your models parts diagram
• Installation Difficulty: Medium; may require removing chain, tensioner or drive components
• Tools required: Basic hand tools

Additional Information

This drive sprocket, part number 917-04073A, mounts to the drive shaft and engages with the chain to rotate the shaft and propel the snowblower.

If the sprocket teeth wear down, chip or no longer mesh properly with the chain, you may notice slipping, inconsistent movement or loss of drive power, indicating it is time for replacement.

Disconnect the spark plug wire before beginning the repair. Wear work gloves when handling the chain and metal drive components.

Snowblower drive sprocket 917-04073A replaces part numbers 717-04073, 917-04073, 171-04073 and 717-04073A.