Belt Cover 784-0158B-0638
Brand: MTD · Fits: 2 models · Reference price: $122.40
784-0158B-0638 is a MTD replacement part (belt cover). Our fitment data lists 2 models that use it.
When to replace this part
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.
Models that use this part
| Model | Brand | Appliance | Parts on file |
|---|---|---|---|
| 21AA45M5031 | MTD | — | 59 |
| 31723450050 | LXI | — | 25 |
Part numbers it replaces
The manufacturer lists 784-0158B-0638 as the replacement for these earlier part numbers. Substitute parts can look different from the original but serve the same function.
Other parts for model 21AA45M5031
If you are repairing that appliance, these are the most model-specific parts on file for the same model.
Reference price and where to compare
The reference price on file for this part is $122.40. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.
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