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MTD Tiller (21A332B729, 21A 332B729) Replacement Parts For Model 21A-332B729
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Popular Parts for MTD 21A-332B729
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$7.30
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$6.80
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$7.73
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$6.82
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$8.02
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$27.82
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$6.39
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I need a new belt for this model. The serial number is 1C305K40545. It’s a 5.5 hp OHV garden tiller series 330SERIE please help ASAP need now.
Kathy
For model number 21A-332B729
- March 21, 2026
Hello Kathy, Thank you for writing in. Our research has found ERP Number: ERP18575065 is the drive belt for your model. We hope this helps.
eReplacementParts Team
March 30, 2026
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