Parts for 31A2M1A729 — MTD
We found 38 parts confirmed to fit the MTD 31A2M1A729.
Compatibility table
Prices shown are an informational reference range only, not an offer or an Amazon price — RepairKitHub does not sell parts directly. Each part links to an Amazon search so you can compare current listings yourself.
Common failure areas on this model
The confirmed parts above group into a handful of failure areas. Here is what each points to and how to check it before you order anything.
Storage, trim and cosmetic hardware
Symptom: A cracked shelf, broken door bin, worn hinge, or missing trim piece -- cosmetic and storage wear rather than a functional breakdown.
Check: Match the physical dimensions and mounting tabs of the old part before ordering; these pieces are often model-specific even between visually similar models.
Parts in this group on 31A-2M1A729: 684042270638 (Housing Assembly), 684042270709 (Housing Assembly), 7320357A (Aircap Snowblower Auger Clutch Cable Spring), 75306906 (Cover Kit), 79000045C4044 (Lawn Mower Cover), 7101090 (Hex Screw), 75004758 (Snowblower Auger Spacer, Right), 74904114B0637 (Snowblower Handle), 75004757 (Snowblower Shear Bolt Spacer, Left), 749044590637 (Snowblower Handle, Upper), 71004532 (Snowblower Carriage Screw), 75110487C (MTD Snowblower Fuel Tank Cap), 93204111 (MTD Snowblower Chute Adjustment Spring), 7380924A (Yard-Man Lawn & Garden Equipment Screw), 7100642 (MTD Lawn Tractor Screw (710-0642)), 7260299 (MTD Lawn and Garden Equipment Push Cap (Part Number 726-0299)), 7100134 (MTD Lawn Tractor Screw), 72004072A (Yard Machines Lawn Mower Handle Knob), 7100599 (MTD Lawn Tractor Screw).
Drive system (belts, pulleys, motors)
Symptom: A drum or tub that won't turn, a burning-rubber smell, or a loud thump or squeal during a cycle.
Check: With power off, turn the drum or tub by hand -- resistance or grinding points to the motor or a bearing, and a cracked, glazed, or snapped belt is visible once the cabinet is open.
Parts in this group on 31A-2M1A729: 79000045C0637 (Belt Cover), 75604232 (Pulley, 1/2 X 6.00 Od), 9540101A (MTD Snowblower Auger Drive Belt), 7560625 (MTD Lawn Mower Roller Wheel).
General hardware and mounting parts
Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.
Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.
Parts in this group on 31A-2M1A729: 684042520637 (MTD Snowblower Auger Assembly), 75304472 (MTD Snowblower Auger Kit), 95112623 (Lawn & Garden Equipment Engine Carburetor Rebuild Kit), 95110958A (MTD Lawn & Garden Equipment Engine Ignition Coil), 95110955 (Snowblower Recoil Starter Assembly), 95110901 (MTD Lawn & Garden Equipment Engine Muffler), 7311033 (MTD Snowblower Scraper Blade), 747041650637 (Snowblower Bail Control Arm), 73504032 (Troybilt Snowblower Auger Paddle), 73504033 (Troybilt Snowblower Auger Paddle), 93104353 (MTD Snowblower Chute Ring), 74604237 (Clutch Cable), 94604237 (Snow Blower Clutch Cable), 9360119 (MTD Lawn & Garden Equipment Lock Washer), 71204063 (Yard Machines Lawn & Garden Equipment Lock Nut, 5/16-18).
Before you buy
Match 31A2M1A729 exactly against the model and serial plate on the appliance itself before ordering anything — a single mismatched character can point to a different production run with different parts. Then check the part number printed or stamped on the part you are replacing against the part numbers in the table above; the printed number is the most reliable way to confirm fitment when a model has gone through multiple production runs. RepairKitHub does not sell parts directly — every part link above routes to an Amazon search for that part number so you can compare current listings and sellers yourself.
How to confirm this is your model
Check inside a door opening, on a back or side panel, or behind a removable panel or drawer for a label printed with the model and serial number. Match every character exactly, including letters and dashes at the end — appliance model numbers often have similar prefixes but different suffixes for different production runs.
Other models with this exact parts list
Each model below is confirmed to share the identical compatible-parts list with this one.
Still not sure?
Use the model lookup tool to search by model or part number, or start from the symptom your appliance is showing.