Snowblower shear bolt, locking nut sold separately. This part has been updated by the manufacturer; it no longer requires a spacer. Shear bolts are designed to break in half if the auger strikes a hard object to prevent damage to the transmission and engine by stopping the auger from turning.
Genuine OEM Part - Manufacturer #588077502
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Shear bolt 1/4-20 x 1 3/4"
Genuine OEM Part - Manufacturer #703057
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These MTD Genuine Factory shear bolts protect your snow blower from damage if the impeller comes into contact with a solid object. Fits MTD 2-stage snow-thro models manufactured in 2004 and before (except 33 in. model E993I).
Genuine OEM Part - Manufacturer #OEM-710-0890
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Shear bolt. Replace the locking nut when replacing the shear bolt. See related item for the correct locking nut.
Genuine OEM Part - Manufacturer #710-0891