Craftsman Snowblower Auger Axle Assembly 684-04394-0637 Genuine OEM Replacement Fits Craftsman MTD
by Craftsman · Axle
Lawn & GardenYard SnowblowersSnowblower Impeller Housing Components
Condition: NewAffiliate link: you pay on Sears PartsDirect's site, under its shipping and returns. We may earn a commission. Delivery time is shown on Sears PartsDirect's site.
Sears PartsDirect prices are from its product feed as of 18 Oct 2026, not live: the current price and availability are on Sears PartsDirect's own page.
Description
This is a Genuine OEM Craftsman part. Basic InformationPart Name: Snowblower auger axle assemblyManufacturer: MTDCategory: SnowblowerPrimary Function: Supports the auger and allows it to rotate smoothly to collect and discharge snowInstallation & CompatibilityCompatible Models: Fits select MTD and Craftsman snowblowers; confirm compatibility using your models parts diagram before orderingInstallation Difficulty: Medium; requires removing the auger housing and aligning the axle assembly with the auger and gearboxTools Required: Socket wrench set, pliers, and work gloves Additional Information: Snowblower auger axle assembly 684-04394-0637 connects to the auger and gearbox, providing structural support and allowing the auger to rotate during snow removal. It plays a key role in maintaining proper auger alignment and smooth operation. If the auger fails to spin evenly, produces vibration, or shows signs of binding, the auger axle assembly may be bent or worn and should be replaced. Installing a new assembly ensures consistent auger rotation and efficient snow discharge. Before installation, disconnect the spark plug wire to prevent accidental starting. Remove the auger housing, detach the old axle assembly, and install the new one according to your models service diagram. Verify that the auger spins freely before reassembling. Wear work gloves to protect your hands during installation. Auger axle assembly 684-04394-0637 replaces part number 684-04394. Also fits these brands: Craftsman, MTD | Craftsman Snowblower Auger Axle Assembly 684-04394-0637 Genuine OEM Replacement Fits Craftsman MTD
Fits, as listed by Sears PartsDirect
Listed by part number, not by machine model: confirm the number against your appliance's or machine's parts list before ordering.
Also fits these brands: Craftsman, MTD
Replacement fits: Craftsman MTD
For: Snowblower