Parts for 13BQA1ZT099 — MTD

We found 14 parts confirmed to fit the MTD 13BQA1ZT099.

Same parts list as 247270421 (Craftsman). 13BQA1ZT099 shares an identical confirmed parts list with 247270421 (Craftsman). That page is the canonical version of this parts list — use it if you want the primary reference, or stay here since the list below is exactly the same for 13BQA1ZT099.

Compatibility table

All 14 confirmed parts, ordered so parts that fit fewer models (more specific to this appliance) appear first.
Part #PartAlso fitsReference price
777D21956Decal4 models$7.36 · Amazon
9253233ALawn Tractor Blade Engagement Switch7 models$97.76 · Amazon
73805054Lawn Tractor Bolt10 models$33.72 · Amazon
93401044028Lawn Tractor Wheel Assembly10 models$596.84 · Amazon
74706251ABrake Rod11 models$23.54 · Amazon
62505001Key Assembly15 models$24.95 · Amazon
72506102BLawn Tractor Ignition Switch17 models$107.10 · Amazon
95405027ALawn Tractor Ground Drive Belt, 1/2 x 89-3/4-in39 models$66.52 · Amazon
91806977AMTD Lawn Tractor Mandrel and Pulley Assembly47 models$121.73 · Amazon
9383056Lawn Tractor Shoulder Bolt148 models$14.21 · Amazon
73404155MTD Lawn Tractor Gauge Wheel320 models$28.12 · Amazon
71404040MTD Lawn & Garden Equipment Cotter Pin, 1/4- to 5/16-in609 models$2.99 · Amazon
71204063Yard Machines Lawn & Garden Equipment Lock Nut, 5/16-181,010 models$5.45 · Amazon
71204065MTD Yard Machines Lawn Tractor Flange Nut1,047 models$6.24 · Amazon

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.

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 13BQA1ZT099: 777D21956 (Decal), 9253233A (Lawn Tractor Blade Engagement Switch), 73805054 (Lawn Tractor Bolt), 93401044028 (Lawn Tractor Wheel Assembly), 74706251A (Brake Rod), 62505001 (Key Assembly), 72506102B (Lawn Tractor Ignition Switch), 9383056 (Lawn Tractor Shoulder Bolt), 73404155 (MTD Lawn Tractor Gauge Wheel), 71404040 (MTD Lawn & Garden Equipment Cotter Pin, 1/4- to 5/16-in), 71204063 (Yard Machines Lawn & Garden Equipment Lock Nut, 5/16-18), 71204065 (MTD Yard Machines Lawn Tractor Flange Nut).

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 13BQA1ZT099: 95405027A (Lawn Tractor Ground Drive Belt, 1/2 x 89-3/4-in), 91806977A (MTD Lawn Tractor Mandrel and Pulley Assembly).

Before you buy

Match 13BQA1ZT099 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.

Still not sure?

Use the model lookup tool to search by model or part number, or start from the symptom your appliance is showing.